diff --git a/pages/accent-classes/accent-classes.scss b/pages/accent-classes/accent-classes.scss
new file mode 100644
index 0000000000..e29ecbc2e2
--- /dev/null
+++ b/pages/accent-classes/accent-classes.scss
@@ -0,0 +1,160 @@
+/*
+ Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ SPDX-License-Identifier: Apache-2.0
+*/
+
+/* stylelint-disable selector-class-pattern */
+
+/*
+ * Accent utility classes — Direction 3 exploration
+ *
+ * NOTE: This stylesheet is experimental. Class names and values may change without notice.
+ *
+ * Usage:
+ *   <span className="awsui-accent-indigo awsui-accent-sharp">content</span>
+ *   <span className="awsui-accent-green awsui-accent-circle"><Icon /></span>
+ */
+
+// Dark mode detection — awsui-dark-mode and awsui-polaris-dark-mode are the
+// class names Cloudscape places on an ancestor element to signal dark mode.
+@mixin dark-mode-only {
+  @media not print {
+    /* stylelint-disable selector-combinator-disallowed-list */
+    :global(.awsui-polaris-dark-mode) &,
+    :global(.awsui-dark-mode) & {
+      @content;
+    }
+  }
+}
+
+// ─── Content color mixin ───────────────────────────────────────────────────────
+// Overrides CSS custom properties consumed by Box text variants and Icon (subtle).
+// $light: 600-level  |  $dark: 400-level
+
+@mixin accent-content($light, $dark) {
+  --color-text-body-default-a7br70: #{$light};
+  --color-text-heading-default-5p4ugs: #{$light};
+  --color-text-body-secondary-6zl7e0: #{$light};
+  --color-text-heading-secondary-c1zwy4: #{$light};
+  --color-text-icon-subtle-xnb03v: #{$light};
+  --color-text-small-ldm4or: #{$light};
+
+  @include dark-mode-only {
+    --color-text-body-default-a7br70: #{$dark};
+    --color-text-heading-default-5p4ugs: #{$dark};
+    --color-text-body-secondary-6zl7e0: #{$dark};
+    --color-text-heading-secondary-c1zwy4: #{$dark};
+    --color-text-icon-subtle-xnb03v: #{$dark};
+    --color-text-small-ldm4or: #{$dark};
+  }
+}
+
+// ─── Base ──────────────────────────────────────────────────────────────────────
+
+:global([class*='awsui-accent-']) {
+  display: inline-flex;
+}
+
+// ─── Shape classes ─────────────────────────────────────────────────────────────
+// Spacing values match the SCSS token equivalents:
+//   awsui.$space-xxs = 4px  |  awsui.$space-xs = 8px
+//   awsui.$size-icon-medium = 20px  |  awsui.$space-scaled-xs = 8px comfortable
+
+:global(.awsui-accent-sharp) {
+  padding-block: 4px; /* spaceXxs */
+  padding-inline: 8px; /* spaceXs */
+  border-start-start-radius: 2px;
+  border-start-end-radius: 2px;
+  border-end-start-radius: 2px;
+  border-end-end-radius: 2px;
+}
+
+:global(.awsui-accent-circle) {
+  /* (spaceScaledXs * 2) + sizeIconMedium = 8*2 + 20 = 36px */
+  inline-size: 36px;
+  block-size: 36px;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+  border-start-start-radius: 50%;
+  border-start-end-radius: 50%;
+  border-end-start-radius: 50%;
+  border-end-end-radius: 50%;
+}
+
+// ─── Color classes ─────────────────────────────────────────────────────────────
+// Background: 50-level (light) / 950-level @ 80% opacity (dark)
+// Content:    600-level (light) / 400-level (dark)
+// Source: style-dictionary/core/color-palette.ts
+
+:global(.awsui-accent-red) {
+  background-color: #fff5f5;
+  @include accent-content(#db0000, #ff7a7a);
+  @include dark-mode-only {
+    background-color: rgba(82, 0, 0, 0.8);
+  }
+}
+
+:global(.awsui-accent-yellow) {
+  background-color: #fffef0;
+  @include accent-content(#f2b100, #ffe347);
+  @include dark-mode-only {
+    background-color: rgba(87, 58, 0, 0.8);
+  }
+}
+
+:global(.awsui-accent-indigo) {
+  background-color: #f5f7ff;
+  @include accent-content(#295eff, #7598ff);
+  @include dark-mode-only {
+    background-color: rgba(0, 20, 117, 0.8);
+  }
+}
+
+:global(.awsui-accent-green) {
+  background-color: #effff1;
+  @include accent-content(#00802f, #00e500);
+  @include dark-mode-only {
+    background-color: rgba(0, 51, 17, 0.8);
+  }
+}
+
+:global(.awsui-accent-orange) {
+  background-color: #fff7f5;
+  @include accent-content(#db3300, #ff6a3d);
+  @include dark-mode-only {
+    background-color: rgba(71, 17, 0, 0.8);
+  }
+}
+
+:global(.awsui-accent-purple) {
+  background-color: #faf5ff;
+  @include accent-content(#962eff, #bf80ff);
+  @include dark-mode-only {
+    background-color: rgba(48, 0, 97, 0.8);
+  }
+}
+
+:global(.awsui-accent-mint) {
+  background-color: #ebfff6;
+  @include accent-content(#008559, #00e582);
+  @include dark-mode-only {
+    background-color: rgba(0, 51, 34, 0.8);
+  }
+}
+
+:global(.awsui-accent-lime) {
+  background-color: #f7ffeb;
+  @include accent-content(#008a00, #7ae500);
+  @include dark-mode-only {
+    background-color: rgba(0, 46, 0, 0.8);
+  }
+}
+
+:global(.awsui-accent-grey) {
+  background-color: #fcfcfc;
+  @include accent-content(#6b6b6b, #b7b7b7);
+  @include dark-mode-only {
+    background-color: rgba(21, 21, 21, 0.8);
+  }
+}
diff --git a/pages/accent-classes/simple.page.tsx b/pages/accent-classes/simple.page.tsx
new file mode 100644
index 0000000000..8772d5e4ed
--- /dev/null
+++ b/pages/accent-classes/simple.page.tsx
@@ -0,0 +1,190 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+/*
+ * NOTE: This page imports accent-classes.scss globally via a style import.
+ * In a real integration the stylesheet would be included once in the app bundle.
+ * Here we import it at the page level for demonstration.
+ */
+import React from 'react';
+
+import Box, { BoxProps } from '~components/box';
+import ButtonDropdown from '~components/button-dropdown';
+import CopyToClipboard from '~components/copy-to-clipboard';
+import Icon from '~components/icon';
+import KeyValuePairs from '~components/key-value-pairs';
+import Link from '~components/link';
+import List from '~components/list';
+import ProgressBar from '~components/progress-bar';
+import SpaceBetween from '~components/space-between';
+import StatusIndicator from '~components/status-indicator';
+
+import './accent-classes.scss';
+
+// ─── Data ──────────────────────────────────────────────────────────────────────
+
+const ALL_VARIANTS = ['red', 'yellow', 'indigo', 'green', 'orange', 'purple', 'mint', 'lime', 'grey'] as const;
+type Variant = (typeof ALL_VARIANTS)[number];
+
+const BOX_VARIANTS: { variant: BoxProps['variant']; label: string; content: string }[] = [
+  { variant: 'h3', label: 'h3', content: 'Heading 3' },
+  { variant: 'h4', label: 'h4', content: 'Heading 4' },
+  { variant: 'p', label: 'p', content: 'Body paragraph text' },
+];
+
+const LIST_ITEMS: { id: string; content: string; icon: string; variant: Variant }[] = [
+  { id: 'health', content: 'Health overview', icon: 'face-happy', variant: 'green' },
+  { id: 'functions', content: 'Functions', icon: 'script', variant: 'indigo' },
+  { id: 'network', content: 'Network configuration', icon: 'globe', variant: 'grey' },
+  { id: 'multi-session', content: 'Multi-session data', icon: 'multiscreen', variant: 'purple' },
+  { id: 'alert', content: 'Alert center', icon: 'security', variant: 'red' },
+  { id: 'communication', content: 'Communication', icon: 'contact', variant: 'mint' },
+];
+
+// ─── Page ──────────────────────────────────────────────────────────────────────
+
+export default function AccentClassesPage() {
+  return (
+    <article>
+      <Box variant="h1" padding={{ bottom: 'l' }}>
+        Accent utility classes — plain className usage
+      </Box>
+
+      <Box variant="p" color="text-body-secondary" padding={{ bottom: 'xl' }}>
+        No Cloudscape wrapper component. Builders apply <code>awsui-accent-&#123;variant&#125;</code> and{' '}
+        <code>awsui-accent-sharp</code> or <code>awsui-accent-circle</code> directly to any HTML element.
+      </Box>
+
+      {/* ── Box variants × color variants ─────────────────────────────── */}
+      <Box variant="h2" padding={{ top: 'l', bottom: 'm' }}>
+        awsui-accent-sharp
+      </Box>
+
+      {BOX_VARIANTS.map(({ variant, label, content }) => (
+        <section key={label}>
+          <Box variant="h3" padding={{ top: 'l', bottom: 's' }}>
+            Box variant=&quot;{label}&quot;
+          </Box>
+          <SpaceBetween size="m" direction="horizontal">
+            {ALL_VARIANTS.map(v => (
+              <span key={v} className={`awsui-accent-${v} awsui-accent-sharp`}>
+                <Box variant={variant}>{content}</Box>
+              </span>
+            ))}
+          </SpaceBetween>
+        </section>
+      ))}
+
+      {/* ── Circle ────────────────────────────────────────────────────── */}
+      <Box variant="h2" padding={{ top: 'xxxl', bottom: 'm' }}>
+        awsui-accent-circle
+      </Box>
+      <SpaceBetween size="m" direction="horizontal">
+        {ALL_VARIANTS.map(v => (
+          <span key={v} className={`awsui-accent-${v} awsui-accent-circle`}>
+            <Icon name="check" size="medium" variant="subtle" />
+          </span>
+        ))}
+      </SpaceBetween>
+
+      {/* ── Application in components ──────────────────────────────────── */}
+      <Box variant="h2" padding={{ top: 'xxxl', bottom: 'm' }}>
+        Application in components
+      </Box>
+
+      <Box variant="h3" padding={{ bottom: 's' }}>
+        KeyValuePairs
+      </Box>
+      <KeyValuePairs
+        columns={3}
+        items={[
+          {
+            label: 'Distribution ID',
+            value: (
+              <span className="awsui-accent-indigo awsui-accent-sharp">
+                <Box variant="p">E1WG1ZNPRXT0D4</Box>
+              </span>
+            ),
+            info: (
+              <Link variant="info" href="#">
+                Info
+              </Link>
+            ),
+          },
+          {
+            label: 'ARN',
+            value: (
+              <CopyToClipboard
+                copyButtonAriaLabel="Copy ARN"
+                copyErrorText="ARN failed to copy"
+                copySuccessText="ARN copied"
+                textToCopy="arn:service23G24::111122223333:distribution/23E1WG1ZNPRXT0D4"
+                variant="inline"
+              />
+            ),
+          },
+          {
+            label: 'Status',
+            value: <StatusIndicator>Available</StatusIndicator>,
+          },
+          {
+            label: 'SSL Certificate',
+            id: 'ssl-certificate-id',
+            value: (
+              <ProgressBar
+                value={30}
+                additionalInfo="Additional information"
+                description="Progress bar description"
+                ariaLabelledby="ssl-certificate-id"
+              />
+            ),
+          },
+          {
+            label: 'Price class',
+            value: (
+              <span className="awsui-accent-green awsui-accent-sharp">
+                <Box variant="p">Use only US, Canada, Europe</Box>
+              </span>
+            ),
+          },
+          {
+            label: 'CNAMEs',
+            value: (
+              <Link external={true} href="#">
+                abc.service23G24.xyz
+              </Link>
+            ),
+          },
+        ]}
+      />
+
+      <Box variant="h3" padding={{ top: 'xl', bottom: 's' }}>
+        List
+      </Box>
+      <List
+        ariaLabel="List with circle icon badges"
+        items={LIST_ITEMS}
+        renderItem={item => ({
+          id: item.id,
+          content: item.content,
+          icon: (
+            <span className={`awsui-accent-${item.variant} awsui-accent-circle`}>
+              <Icon name={item.icon as any} size="medium" variant="subtle" />
+            </span>
+          ),
+          actions: (
+            <ButtonDropdown
+              items={[
+                { id: '1', text: 'Action one' },
+                { id: '2', text: 'Action two' },
+                { id: '3', text: 'Action three' },
+              ]}
+              variant="icon"
+              ariaLabel={`Actions for ${item.content}`}
+            />
+          ),
+        })}
+      />
+    </article>
+  );
+}
diff --git a/src/internal/styles/accent-classes.ts b/src/internal/styles/accent-classes.ts
new file mode 100644
index 0000000000..3007b78dda
--- /dev/null
+++ b/src/internal/styles/accent-classes.ts
@@ -0,0 +1,35 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+/**
+ * @experimental Accent utility class names. Available to selected builders only.
+ * These names may change without notice.
+ *
+ * Usage:
+ *   import { accentClass } from '.../accent-classes';
+ *   <span className={`${accentClass.indigo} ${accentClass.sharp}`}>...</span>
+ *
+ * Or use the string literals directly:
+ *   <span className="awsui-accent-indigo awsui-accent-sharp">...</span>
+ */
+
+export type AccentVariant = 'red' | 'yellow' | 'indigo' | 'green' | 'orange' | 'purple' | 'mint' | 'lime' | 'grey';
+export type AccentShape = 'sharp' | 'circle';
+
+/** Typed accent class name constants. */
+export const accentClass = {
+  // Color variants
+  red: 'awsui-accent-red',
+  yellow: 'awsui-accent-yellow',
+  indigo: 'awsui-accent-indigo',
+  green: 'awsui-accent-green',
+  orange: 'awsui-accent-orange',
+  purple: 'awsui-accent-purple',
+  mint: 'awsui-accent-mint',
+  lime: 'awsui-accent-lime',
+  grey: 'awsui-accent-grey',
+
+  // Shape modifiers
+  sharp: 'awsui-accent-sharp',
+  circle: 'awsui-accent-circle',
+} as const satisfies Record<AccentVariant | AccentShape, string>;