Colors Encyclopedia

Named color

Stone

Stone color #8A817C: RGB 138, 129, 124 and HSL 21°, 6%, 51%. Explore its neutral gray profile, contrast, CSS, palettes and harmonies.

#8A817C gray neutral muted
HEX #8A817C
RGB rgb(138, 129, 124)
HSL hsl(21 6% 51%)
CMYK cmyk(0, 7, 10, 46)
Luminance 0.2256
Contrast Black 5.51:1White 3.81:1

Use this color

Create with Stone

Open a professional color tool with #8A817C already applied. Each configuration stays canonical to the tool and can be adjusted or shared.

All color tools
Generate palette & CSS variablesCreate 50–950 tokens and export CSS, SCSS, JSON, or Tailwind.Open configured tool →Open in Gradient StudioStart with Stone and its complementary color.Open configured tool →Mix this colorBlend it with a complementary color and copy color-mix() CSS.Open configured tool →Check contrastOpen the strongest black or white background pairing.Open configured tool →Accessible combinationsReview AA and AAA text options, alternatives, warnings, and UI guidance.Open configured tool →Create glass surfaceUse this color as the tint for a translucent UI panel.Open configured tool →

CSS Utilities

--color-stone: #8A817C;
.bg-stone { background-color: #8A817C; }
.text-stone { color: #8A817C; }
Open CSS utility pageReusable variables, classes, examples, and implementation notes

Color meaning and use

About Stone Color

Stone uses HEX #8A817C, RGB 138, 129, 124, and HSL 21°, 6%, 51%. The dataset classifies it in the gray family with neutral temperature and muted visual character.

No separate named-color neighbor is recorded for this entry. Its relative luminance is 0.2256; black contrast is 5.51:1 and white contrast is 3.81:1, making black the stronger of those two standard foreground choices.

WCAG Accessibility

Contrast checks for Stone against black and white text.

Black text5.51:1AA Pass
White text3.81:1AA Fail
AA text options#000000, #1A1A1A
AAA text optionsNone in seed set
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Downloadable color reference infographic

Stone Color Reference Infographic

Save a high-resolution infographic of Stone, including its color values, coordinated palette, and black and white text contrast.

1200 × 800
Stone color reference infographic showing #8A817C, RGB and HSL values, a coordinated palette, and black and white text contrast.
Stone color reference infographic generated from the verified Colors Encyclopedia dataset.
Download WebPDownload SVGOpen full size

Color Harmonies

#7B848A#7B848A#8A7B7D#8A7B7D#8A877B#8A877B#7B8A80#7B8A80#807B8A#807B8A
Open full Stone harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#B5AFAB#B5AFAB#59534F#59534F#A5785F#A5785F#828282#828282#C2C2C2#C2C2C2#FF772E#FF772E

Pairings

Black#000000#7B848A#7B848A#8A7B7D#8A7B7D#8A877B#8A877BMatte Black#1A1A1AWhite Smoke#F5F5F5

Machine-readable data

Machine-Readable Color Data (JSON)

Perfect for CSS, design systems, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.2256
Black text5.51:1AA Pass
White text3.81:1AA Fail
hexCanonical HEX value
rgbRed, green, blue channels
hslHue, saturation, lightness
cmykApproximate print conversion
wcagAA and AAA contrast options
harmoniesMathematical harmony sets
variantsGenerated tone variants
nearestColorsKnowledge graph neighbors
Download JSON Open API
Structured sections
Color systems
{
  "hex": "#8A817C",
  "rgb": [
    138,
    129,
    124
  ],
  "hsl": [
    21,
    6,
    51
  ],
  "cmyk": [
    0,
    7,
    10,
    46
  ],
  "luminance": 0.2256,
  "contrast": {
    "black": 5.51,
    "white": 3.81
  }
}
WCAG
{
  "AA": [
    "#000000",
    "#1A1A1A"
  ],
  "AAA": []
}
Harmonies
{
  "complementary": "#7B848A",
  "analogous": [
    "#8A7B7D",
    "#8A877B"
  ],
  "triadic": [
    "#7B8A80",
    "#807B8A"
  ],
  "tetradic": [
    "#7D8A7B",
    "#7B848A",
    "#877B8A"
  ],
  "splitComplementary": [
    "#7B8A87",
    "#7B7D8A"
  ],
  "monochromatic": [
    "#B5AFAB",
    "#8A817C",
    "#59534F"
  ]
}
Variants
{
  "light": "#B5AFAB",
  "dark": "#59534F",
  "saturated": "#A5785F",
  "desaturated": "#828282",
  "pastel": "#C2C2C2",
  "neon": "#FF772E"
}
Pairings
{
  "best": [
    "#000000",
    "#7B848A",
    "#8A7B7D",
    "#8A877B"
  ],
  "avoid": [
    "#828282",
    "#B5AFAB"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#000000"
  ],
  "lowContrast": [
    "#B5AFAB",
    "#828282"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "warm-gray",
    "titanium",
    "gray",
    "grey",
    "zinc"
  ],
  "generatedPalettes": [
    "stone"
  ],
  "generatedComparisons": [
    "mocha-vs-stone",
    "stone-vs-titanium",
    "stone-vs-warm-gray"
  ],
  "relatedFamilies": [
    "/colors/by-family/gray",
    "/colors/by-temperature/neutral",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/stone",
    "/wcag/stone",
    "/css/colors/stone",
    "/hex/8a817c",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/gray",
      "/colors/by-temperature/neutral",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/stone"
    ],
    "related": [
      "/colors/warm-gray",
      "/colors/titanium",
      "/colors/gray",
      "/colors/grey",
      "/colors/zinc",
      "/compare/mocha-vs-stone",
      "/compare/stone-vs-titanium",
      "/compare/stone-vs-warm-gray",
      "/harmonies/stone",
      "/wcag/stone",
      "/css/colors/stone",
      "/hex/8a817c",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  }
}
Full JSON dataset 
{
  "slug": "stone",
  "name": "Stone",
  "hex": "#8A817C",
  "uses": [
    "backgrounds",
    "typography",
    "product surfaces"
  ],
  "psychology": {
    "associations": [
      "restraint",
      "clarity",
      "balance"
    ],
    "contexts": [
      "interfaces",
      "architecture",
      "editorial design",
      "packaging"
    ],
    "avoidIn": [
      "high-energy accent-only palettes"
    ]
  },
  "aliases": [],
  "sourceType": "curated",
  "confidence": "medium",
  "reviewStatus": "manual",
  "sourceUrl": "https://www.colorsencyclopedia.com/assets/colors.json",
  "origin": {
    "type": "common",
    "notes": "Curated common color reference used in design and editorial color systems."
  },
  "family": "gray",
  "temperature": "neutral",
  "tone": [
    "muted"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "gray",
    "neutral",
    "muted",
    "backgrounds",
    "typography",
    "product-surfaces",
    "restraint",
    "clarity",
    "balance"
  ],
  "popularity": 84,
  "rgb": [
    138,
    129,
    124
  ],
  "hsl": [
    21,
    6,
    51
  ],
  "cmyk": [
    0,
    7,
    10,
    46
  ],
  "luminance": 0.2256,
  "contrast": {
    "black": 5.51,
    "white": 3.81
  },
  "harmonies": {
    "complementary": "#7B848A",
    "analogous": [
      "#8A7B7D",
      "#8A877B"
    ],
    "triadic": [
      "#7B8A80",
      "#807B8A"
    ],
    "tetradic": [
      "#7D8A7B",
      "#7B848A",
      "#877B8A"
    ],
    "splitComplementary": [
      "#7B8A87",
      "#7B7D8A"
    ],
    "monochromatic": [
      "#B5AFAB",
      "#8A817C",
      "#59534F"
    ]
  },
  "variants": {
    "light": "#B5AFAB",
    "dark": "#59534F",
    "saturated": "#A5785F",
    "desaturated": "#828282",
    "pastel": "#C2C2C2",
    "neon": "#FF772E"
  },
  "wcag": {
    "AA": [
      "#000000",
      "#1A1A1A"
    ],
    "AAA": []
  },
  "css": {
    "variable": "--color-stone: #8A817C;",
    "utility": ".bg-stone { background-color: #8A817C; }",
    "textUtility": ".text-stone { color: #8A817C; }"
  },
  "nearestColors": [
    "warm-gray",
    "titanium",
    "gray",
    "grey",
    "zinc"
  ],
  "generatedPalettes": [
    "stone"
  ],
  "generatedComparisons": [
    "mocha-vs-stone",
    "stone-vs-titanium",
    "stone-vs-warm-gray"
  ],
  "relatedFamilies": [
    "/colors/by-family/gray",
    "/colors/by-temperature/neutral",
    "/colors/by-tone/muted"
  ],
  "relatedTools": [
    "/harmonies/stone",
    "/wcag/stone",
    "/css/colors/stone",
    "/hex/8a817c",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/gray",
      "/colors/by-temperature/neutral",
      "/colors/by-tone/muted"
    ],
    "narrower": [
      "/palettes/stone"
    ],
    "related": [
      "/colors/warm-gray",
      "/colors/titanium",
      "/colors/gray",
      "/colors/grey",
      "/colors/zinc",
      "/compare/mocha-vs-stone",
      "/compare/stone-vs-titanium",
      "/compare/stone-vs-warm-gray",
      "/harmonies/stone",
      "/wcag/stone",
      "/css/colors/stone",
      "/hex/8a817c",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  },
  "pairings": {
    "best": [
      "#000000",
      "#7B848A",
      "#8A7B7D",
      "#8A877B"
    ],
    "avoid": [
      "#828282",
      "#B5AFAB"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#000000"
    ],
    "lowContrast": [
      "#B5AFAB",
      "#828282"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Similar Colors

Warm Gray#8A8378
Titanium#878681
Gray#808080
Grey#808080
Zinc#7D7F7C

Related Color Guides

Gray color familyBrowse named gray colors and compare nearby swatches.Neutral colorsExplore colors with neutral temperature behavior.Muted colorsFind colors with muted visual character.Stone accessibilityCheck contrast and WCAG text options for #8A817C.Stone CSS utilitiesUse Stone in CSS variables and utility classes.#8A817C HEX atlasOpen the permanent HEX atlas record for conversions and variants.Stone paletteOpen the generated palette based on Stone.Stone harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.