Colors Encyclopedia

Generated palette

Alexandrite Palette

Alexandrite Palette: #3D8B74, #8A3D54, #3D8A4C, #3D7B8A. Check roles, contrast and CSS variables; open source-color links and JSON.

Alexandrite Palette assigns primary #3D8B74, secondary #8A3D54, surface #3D8A4C, background #3D7B8A, accent #000000. The set spans Green, Pink, Cyan, and Gray families with cool, warm, and neutral temperatures. Luminance runs from #000000 at 0 to #3D8B74 at 0.2072; black gives higher contrast on 2 of 5 values.

All palettesSource colorAPI
5colors
Green palettedominant group
6use cases

Palette Color Roles

Alexandrite Palette maps 5 colors to practical UI roles for interfaces, brand systems, and CSS tokens.

Primary#3D8B74Alexandrite
Secondary#8A3D54#8A3D54
Surface#3D8A4C#3D8A4C
Background#3D7B8A#3D7B8A
Accent#000000Black

CSS Variables

--palette-alexandrite-primary: #3D8B74;
--palette-alexandrite-secondary: #8A3D54;
--palette-alexandrite-surface: #3D8A4C;
--palette-alexandrite-background: #3D7B8A;
--palette-alexandrite-accent: #000000;

Accessibility Snapshot

Compare all 5 Alexandrite Palette values against black and white text, with the stronger standard foreground identified for each role.

Primary#3D8B74
Black 5.14:1 · White 4.08:1
Best #000000
Secondary#8A3D54
Black 2.88:1 · White 7.3:1
Best #FFFFFF
Surface#3D8A4C
Black 4.94:1 · White 4.25:1
Best #000000
Background#3D7B8A
Black 4.4:1 · White 4.77:1
Best #FFFFFF
Accent#000000
Black 1:1 · White 21:1
Best #FFFFFF

UI Components Preview

Preview how the Alexandrite Palette roles behave together across common interface components before copying the CSS variables.

ButtonPrimary action with checked foreground contrast.
CardSurface treatment using palette roles.
AlertBackground, text, and accent roles together.
NavbarSecondary role with accent state.

Machine-readable data

Machine-Readable Alexandrite Palette Data (JSON)

Structured palette data for Alexandrite Palette, including color roles, accessibility, semantic groups, use cases, CSS variables, and API links.

AI-Ready Dataset v1.0.0
Luminance0.2072
Black text5.14:1AA Pass
White text4.08:1AA Fail
colorsPalette colors with roles and color systems
rolesPrimary, secondary, surface, background, and accent mapping
accessibilityContrast and WCAG text options by palette color
semanticGroupsAI-readable palette labels
useCasesDesign and implementation contexts
cssVariablesCopy-ready CSS custom properties
Download JSON Open API
Structured sections
Roles
[
  {
    "role": "primary",
    "hex": "#3D8B74",
    "name": "Alexandrite"
  },
  {
    "role": "secondary",
    "hex": "#8A3D54",
    "name": "#8A3D54"
  },
  {
    "role": "surface",
    "hex": "#3D8A4C",
    "name": "#3D8A4C"
  },
  {
    "role": "background",
    "hex": "#3D7B8A",
    "name": "#3D7B8A"
  },
  {
    "role": "accent",
    "hex": "#000000",
    "name": "Black"
  }
]
Accessibility
[
  {
    "role": "primary",
    "hex": "#3D8B74",
    "name": "Alexandrite",
    "blackContrast": 5.14,
    "whiteContrast": 4.08,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "secondary",
    "hex": "#8A3D54",
    "name": "#8A3D54",
    "blackContrast": 2.88,
    "whiteContrast": 7.3,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF"
    ]
  },
  {
    "role": "surface",
    "hex": "#3D8A4C",
    "name": "#3D8A4C",
    "blackContrast": 4.94,
    "whiteContrast": 4.25,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "background",
    "hex": "#3D7B8A",
    "name": "#3D7B8A",
    "blackContrast": 4.4,
    "whiteContrast": 4.77,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "accent",
    "hex": "#000000",
    "name": "Black",
    "blackContrast": 1,
    "whiteContrast": 21,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ]
  }
]
Semantic groups
[
  "alexandrite palette",
  "generated palette",
  "green palette",
  "pink palette",
  "cyan palette",
  "gray palette",
  "earth tone palette",
  "balanced palette",
  "dark palette",
  "neutral palette",
  "cool palette",
  "warm palette"
]
Use cases
[
  "design system tokens",
  "CSS variables",
  "palette reference",
  "AI color ingestion",
  "natural branding",
  "wellness and botanical palettes"
]
CSS variables
"--palette-alexandrite-primary: #3D8B74;\n--palette-alexandrite-secondary: #8A3D54;\n--palette-alexandrite-surface: #3D8A4C;\n--palette-alexandrite-background: #3D7B8A;\n--palette-alexandrite-accent: #000000;"
Full JSON dataset 
{
  "datasetVersion": "1.0.0",
  "slug": "alexandrite",
  "name": "Alexandrite Palette",
  "type": "generated",
  "sourceColor": "alexandrite",
  "description": "Generated palette built from Alexandrite, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Alexandrite Palette combines primary #3D8B74, secondary #8A3D54, surface #3D8A4C, background #3D7B8A, accent #000000. According to Colors Encyclopedia, the palette works as a green palette, pink palette, cyan palette system for design system tokens, CSS variables, palette reference, and AI color ingestion, with each color mapped to roles, contrast data, CSS tokens, and machine-readable JSON.",
  "semanticGroups": [
    "alexandrite palette",
    "generated palette",
    "green palette",
    "pink palette",
    "cyan palette",
    "gray palette",
    "earth tone palette",
    "balanced palette",
    "dark palette",
    "neutral palette",
    "cool palette",
    "warm palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion",
    "natural branding",
    "wellness and botanical palettes"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#3D8B74",
      "slug": "alexandrite",
      "name": "Alexandrite",
      "rgb": [
        61,
        139,
        116
      ],
      "hsl": [
        162,
        39,
        39
      ],
      "cmyk": [
        56,
        0,
        17,
        45
      ],
      "family": "green",
      "temperature": "cool",
      "tone": [
        "earth-tone"
      ],
      "luminance": 0.2072,
      "contrast": {
        "black": 5.14,
        "white": 4.08
      },
      "wcag": {
        "AA": [
          "#000000"
        ],
        "AAA": []
      },
      "url": "https://www.colorsencyclopedia.com/colors/alexandrite/"
    },
    {
      "role": "secondary",
      "hex": "#8A3D54",
      "slug": null,
      "name": "#8A3D54",
      "rgb": [
        138,
        61,
        84
      ],
      "hsl": [
        342,
        39,
        39
      ],
      "cmyk": [
        0,
        56,
        39,
        46
      ],
      "family": "pink",
      "temperature": "warm",
      "tone": [
        "balanced"
      ],
      "luminance": 0.0938,
      "contrast": {
        "black": 2.88,
        "white": 7.3
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF"
        ]
      },
      "url": null
    },
    {
      "role": "surface",
      "hex": "#3D8A4C",
      "slug": null,
      "name": "#3D8A4C",
      "rgb": [
        61,
        138,
        76
      ],
      "hsl": [
        132,
        39,
        39
      ],
      "cmyk": [
        56,
        0,
        45,
        46
      ],
      "family": "green",
      "temperature": "cool",
      "tone": [
        "earth-tone"
      ],
      "luminance": 0.1969,
      "contrast": {
        "black": 4.94,
        "white": 4.25
      },
      "wcag": {
        "AA": [
          "#000000"
        ],
        "AAA": []
      },
      "url": null
    },
    {
      "role": "background",
      "hex": "#3D7B8A",
      "slug": null,
      "name": "#3D7B8A",
      "rgb": [
        61,
        123,
        138
      ],
      "hsl": [
        192,
        39,
        39
      ],
      "cmyk": [
        56,
        11,
        0,
        46
      ],
      "family": "cyan",
      "temperature": "cool",
      "tone": [
        "balanced"
      ],
      "luminance": 0.1699,
      "contrast": {
        "black": 4.4,
        "white": 4.77
      },
      "wcag": {
        "AA": [
          "#FFFFFF"
        ],
        "AAA": []
      },
      "url": null
    },
    {
      "role": "accent",
      "hex": "#000000",
      "slug": "black",
      "name": "Black",
      "rgb": [
        0,
        0,
        0
      ],
      "hsl": [
        0,
        0,
        0
      ],
      "cmyk": [
        0,
        0,
        0,
        100
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "dark",
        "neutral"
      ],
      "luminance": 0,
      "contrast": {
        "black": 1,
        "white": 21
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF",
          "#F5F5F5"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/black/"
    }
  ],
  "roles": [
    {
      "role": "primary",
      "hex": "#3D8B74",
      "name": "Alexandrite"
    },
    {
      "role": "secondary",
      "hex": "#8A3D54",
      "name": "#8A3D54"
    },
    {
      "role": "surface",
      "hex": "#3D8A4C",
      "name": "#3D8A4C"
    },
    {
      "role": "background",
      "hex": "#3D7B8A",
      "name": "#3D7B8A"
    },
    {
      "role": "accent",
      "hex": "#000000",
      "name": "Black"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#3D8B74",
      "name": "Alexandrite",
      "blackContrast": 5.14,
      "whiteContrast": 4.08,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "secondary",
      "hex": "#8A3D54",
      "name": "#8A3D54",
      "blackContrast": 2.88,
      "whiteContrast": 7.3,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF"
      ]
    },
    {
      "role": "surface",
      "hex": "#3D8A4C",
      "name": "#3D8A4C",
      "blackContrast": 4.94,
      "whiteContrast": 4.25,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "background",
      "hex": "#3D7B8A",
      "name": "#3D7B8A",
      "blackContrast": 4.4,
      "whiteContrast": 4.77,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "accent",
      "hex": "#000000",
      "name": "Black",
      "blackContrast": 1,
      "whiteContrast": 21,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ]
    }
  ],
  "cssVariables": "--palette-alexandrite-primary: #3D8B74;\n--palette-alexandrite-secondary: #8A3D54;\n--palette-alexandrite-surface: #3D8A4C;\n--palette-alexandrite-background: #3D7B8A;\n--palette-alexandrite-accent: #000000;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/alexandrite.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/alexandrite.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/alexandrite/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/alexandrite.json"
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Related Palette Guides

All color palettesBrowse curated and generated palette references.Alexandrite Palette JSONOpen the machine-readable palette dataset.Alexandrite colorOpen the source color reference for this generated palette.Green colorsExplore green colors related to this palette.Pink colorsExplore pink colors related to this palette.Cyan colorsExplore cyan colors related to this palette.Gray colorsExplore gray colors related to this palette.Earth Tone colorsExplore earth tone colors used in palette systems.Balanced colorsExplore balanced colors used in palette systems.Dark colorsExplore dark colors used in palette systems.Neutral colorsExplore neutral colors used in palette systems.