Colors Encyclopedia

Generated palette

Machinery Gray Palette

Machinery Gray Palette: #6C6F70, #706D6B, #6B706F, #6B6D70. Check roles, contrast and CSS variables; open source-color links and JSON.

Machinery Gray Palette assigns primary #6C6F70, secondary #706D6B, surface #6B706F, background #6B6D70, accent #FFFFFF. The set spans Gray families with neutral temperature. Luminance runs from #6B6D70 at 0.1523 to #FFFFFF at 1; black gives higher contrast on 1 of 5 values.

All palettesSource colorAPI
5colors
Gray palettedominant group
5use cases

Palette Color Roles

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

Primary#6C6F70Machinery Gray
Secondary#706D6B#706D6B
Surface#6B706F#6B706F
Background#6B6D70#6B6D70
Accent#FFFFFFWhite

CSS Variables

--palette-machinery-gray-primary: #6C6F70;
--palette-machinery-gray-secondary: #706D6B;
--palette-machinery-gray-surface: #6B706F;
--palette-machinery-gray-background: #6B6D70;
--palette-machinery-gray-accent: #FFFFFF;

Accessibility Snapshot

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

Primary#6C6F70
Black 4.15:1 · White 5.07:1
Best #FFFFFF
Secondary#706D6B
Black 4.09:1 · White 5.14:1
Best #FFFFFF
Surface#6B706F
Black 4.17:1 · White 5.03:1
Best #FFFFFF
Background#6B6D70
Black 4.05:1 · White 5.19:1
Best #FFFFFF
Accent#FFFFFF
Black 21:1 · White 1:1
Best #000000

UI Components Preview

Preview how the Machinery Gray 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 Machinery Gray Palette Data (JSON)

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

AI-Ready Dataset v1.0.0
Luminance0.1573
Black text4.15:1AA Fail
White text5.07:1AA Pass
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": "#6C6F70",
    "name": "Machinery Gray"
  },
  {
    "role": "secondary",
    "hex": "#706D6B",
    "name": "#706D6B"
  },
  {
    "role": "surface",
    "hex": "#6B706F",
    "name": "#6B706F"
  },
  {
    "role": "background",
    "hex": "#6B6D70",
    "name": "#6B6D70"
  },
  {
    "role": "accent",
    "hex": "#FFFFFF",
    "name": "White"
  }
]
Accessibility
[
  {
    "role": "primary",
    "hex": "#6C6F70",
    "name": "Machinery Gray",
    "blackContrast": 4.15,
    "whiteContrast": 5.07,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "secondary",
    "hex": "#706D6B",
    "name": "#706D6B",
    "blackContrast": 4.09,
    "whiteContrast": 5.14,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "surface",
    "hex": "#6B706F",
    "name": "#6B706F",
    "blackContrast": 4.17,
    "whiteContrast": 5.03,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "background",
    "hex": "#6B6D70",
    "name": "#6B6D70",
    "blackContrast": 4.05,
    "whiteContrast": 5.19,
    "bestTextColor": "#FFFFFF",
    "aaTextOptions": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "aaaTextOptions": []
  },
  {
    "role": "accent",
    "hex": "#FFFFFF",
    "name": "White",
    "blackContrast": 21,
    "whiteContrast": 1,
    "bestTextColor": "#000000",
    "aaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ],
    "aaaTextOptions": [
      "#000000",
      "#1A1A1A",
      "#36454F"
    ]
  }
]
Semantic groups
[
  "machinery gray palette",
  "generated palette",
  "gray palette",
  "muted palette",
  "light palette",
  "neutral palette"
]
Use cases
[
  "design system tokens",
  "CSS variables",
  "palette reference",
  "AI color ingestion",
  "quiet UI themes"
]
CSS variables
"--palette-machinery-gray-primary: #6C6F70;\n--palette-machinery-gray-secondary: #706D6B;\n--palette-machinery-gray-surface: #6B706F;\n--palette-machinery-gray-background: #6B6D70;\n--palette-machinery-gray-accent: #FFFFFF;"
Full JSON dataset 
{
  "datasetVersion": "1.0.0",
  "slug": "machinery-gray",
  "name": "Machinery Gray Palette",
  "type": "generated",
  "sourceColor": "machinery-gray",
  "description": "Generated palette built from Machinery Gray, its harmonies, a high-contrast pairing, and a light variant.",
  "narrative": "Machinery Gray Palette combines primary #6C6F70, secondary #706D6B, surface #6B706F, background #6B6D70, accent #FFFFFF. According to Colors Encyclopedia, the palette works as a gray palette, muted palette, light 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": [
    "machinery gray palette",
    "generated palette",
    "gray palette",
    "muted palette",
    "light palette",
    "neutral palette"
  ],
  "useCases": [
    "design system tokens",
    "CSS variables",
    "palette reference",
    "AI color ingestion",
    "quiet UI themes"
  ],
  "colors": [
    {
      "role": "primary",
      "hex": "#6C6F70",
      "slug": "machinery-gray",
      "name": "Machinery Gray",
      "rgb": [
        108,
        111,
        112
      ],
      "hsl": [
        195,
        2,
        43
      ],
      "cmyk": [
        4,
        1,
        0,
        56
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "luminance": 0.1573,
      "contrast": {
        "black": 4.15,
        "white": 5.07
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "url": "https://www.colorsencyclopedia.com/colors/machinery-gray/"
    },
    {
      "role": "secondary",
      "hex": "#706D6B",
      "slug": null,
      "name": "#706D6B",
      "rgb": [
        112,
        109,
        107
      ],
      "hsl": [
        24,
        2,
        43
      ],
      "cmyk": [
        0,
        3,
        4,
        56
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "luminance": 0.1544,
      "contrast": {
        "black": 4.09,
        "white": 5.14
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "url": null
    },
    {
      "role": "surface",
      "hex": "#6B706F",
      "slug": null,
      "name": "#6B706F",
      "rgb": [
        107,
        112,
        111
      ],
      "hsl": [
        168,
        2,
        43
      ],
      "cmyk": [
        4,
        0,
        1,
        56
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "luminance": 0.1586,
      "contrast": {
        "black": 4.17,
        "white": 5.03
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "url": null
    },
    {
      "role": "background",
      "hex": "#6B6D70",
      "slug": null,
      "name": "#6B6D70",
      "rgb": [
        107,
        109,
        112
      ],
      "hsl": [
        216,
        2,
        43
      ],
      "cmyk": [
        4,
        3,
        0,
        56
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "muted"
      ],
      "luminance": 0.1523,
      "contrast": {
        "black": 4.05,
        "white": 5.19
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "url": null
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "slug": "white",
      "name": "White",
      "rgb": [
        255,
        255,
        255
      ],
      "hsl": [
        0,
        0,
        100
      ],
      "cmyk": [
        0,
        0,
        0,
        0
      ],
      "family": "gray",
      "temperature": "neutral",
      "tone": [
        "light",
        "neutral"
      ],
      "luminance": 1,
      "contrast": {
        "black": 21,
        "white": 1
      },
      "wcag": {
        "AA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ],
        "AAA": [
          "#000000",
          "#1A1A1A",
          "#36454F"
        ]
      },
      "url": "https://www.colorsencyclopedia.com/colors/white/"
    }
  ],
  "roles": [
    {
      "role": "primary",
      "hex": "#6C6F70",
      "name": "Machinery Gray"
    },
    {
      "role": "secondary",
      "hex": "#706D6B",
      "name": "#706D6B"
    },
    {
      "role": "surface",
      "hex": "#6B706F",
      "name": "#6B706F"
    },
    {
      "role": "background",
      "hex": "#6B6D70",
      "name": "#6B6D70"
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "name": "White"
    }
  ],
  "accessibility": [
    {
      "role": "primary",
      "hex": "#6C6F70",
      "name": "Machinery Gray",
      "blackContrast": 4.15,
      "whiteContrast": 5.07,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "secondary",
      "hex": "#706D6B",
      "name": "#706D6B",
      "blackContrast": 4.09,
      "whiteContrast": 5.14,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "surface",
      "hex": "#6B706F",
      "name": "#6B706F",
      "blackContrast": 4.17,
      "whiteContrast": 5.03,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "background",
      "hex": "#6B6D70",
      "name": "#6B6D70",
      "blackContrast": 4.05,
      "whiteContrast": 5.19,
      "bestTextColor": "#FFFFFF",
      "aaTextOptions": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "aaaTextOptions": []
    },
    {
      "role": "accent",
      "hex": "#FFFFFF",
      "name": "White",
      "blackContrast": 21,
      "whiteContrast": 1,
      "bestTextColor": "#000000",
      "aaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ],
      "aaaTextOptions": [
        "#000000",
        "#1A1A1A",
        "#36454F"
      ]
    }
  ],
  "cssVariables": "--palette-machinery-gray-primary: #6C6F70;\n--palette-machinery-gray-secondary: #706D6B;\n--palette-machinery-gray-surface: #6B706F;\n--palette-machinery-gray-background: #6B6D70;\n--palette-machinery-gray-accent: #FFFFFF;",
  "relatedEndpoints": [
    "https://www.colorsencyclopedia.com/api/palettes/machinery-gray.json",
    "https://www.colorsencyclopedia.com/api/palettes.json",
    "https://www.colorsencyclopedia.com/api/colors/machinery-gray.json"
  ],
  "url": "https://www.colorsencyclopedia.com/palettes/machinery-gray/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/palettes/machinery-gray.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.Machinery Gray Palette JSONOpen the machine-readable palette dataset.Machinery Gray colorOpen the source color reference for this generated palette.Gray colorsExplore gray colors related to this palette.Muted colorsExplore muted colors used in palette systems.Light colorsExplore light colors used in palette systems.Neutral colorsExplore neutral colors used in palette systems.