Nearest-color comparison

Labradorite vs Slate Gray

Labradorite and Slate Gray are different blue colors with HEX values #607D8B and #708090. According to Colors Encyclopedia, their RGB distance is 17, their contrast ratio is 1.08:1, and the comparison helps choose between tone, temperature, and accessibility behavior.

Labradorite and Slate Gray are very close colors. Slate Gray is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.08:1, so the pair is too low for text and better treated as a palette relationship.

Differences Use cases Accessibility JSON

Labradorite#607D8B

Slate Gray#708090

Quick Difference Summary

The main measurable differences between Labradorite and Slate Gray across RGB distance, luminance, hue, saturation, and contrast.

RGB distance17

Pair contrast1.08:1

Luminance delta0.0188

Hue delta10 deg

Lighter colorSlate Gray

More saturatedLabradorite

Side-by-Side Color Profiles

blue color

Labradorite

Labradorite is #607D8B, a cool blue color with muted character. Compared with Slate Gray, it is darker and more saturated. Use it for jewel-tone palettes, luxury branding, and premium interface accents, with black text as the safer foreground option.

HEX#607D8B RGB96, 125, 139 HSL200, 18, 46 CMYK31, 10, 0, 45 Luminance0.1902 Best textblack text

Color page WCAG HEX atlas

blue color

Slate Gray

Slate Gray is #708090, a cool blue color with muted character. Compared with Labradorite, it is lighter and less saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.

HEX#708090 RGB112, 128, 144 HSL210, 13, 50 CMYK22, 11, 0, 44 Luminance0.209 Best textblack text

Color page WCAG HEX atlas

When to Use Labradorite or Slate Gray

Choose LabradoriteLabradorite is better when the design needs muted blue character, cool temperature, and the specific HEX value #607D8B.

Choose Slate GraySlate Gray is better when the design needs muted blue character, cool temperature, and the specific HEX value #708090.

Use togetherUse these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs.

Technical Comparison Table

PropertyLabradoriteSlate Gray

HEX#607D8B#708090

RGB96, 125, 139112, 128, 144

HSL200, 18, 46210, 13, 50

CMYK31, 10, 0, 4522, 11, 0, 44

FamilyBlueBlue

TemperatureCoolCool

ToneMutedMuted

Luminance0.19020.209

Black contrast4.8:15.18:1

White contrast4.37:14.05:1

Shared tonesMuted

Accessibility and Contrast

Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.

Labradoriteblack text - 4.8:1

Slate Grayblack text - 5.18:1

Related Palette Strip

A compact visual strip showing the two compared colors with nearby harmony and variant context.

Labradorite#607D8B

Slate Grey#708090

#93A9B4#93A9B4

#A3ADB8#A3ADB8

#8A6E60#8A6E60

#90806F#90806F

colorsBoth named color records with HEX, RGB, HSL, CMYK, luminance, WCAG, and links

differencesRGB distance, HSL deltas, luminance delta, contrast, and shared attributes

accessibilityPair contrast and safer text choices for each color

useCasesWhen to choose each color and when to use them together

relatedApiMachine-readable comparison and color endpoints

Structured sections

Colors

[
  {
    "slug": "labradorite",
    "name": "Labradorite",
    "hex": "#607D8B",
    "rgb": [
      96,
      125,
      139
    ],
    "hsl": [
      200,
      18,
      46
    ],
    "cmyk": [
      31,
      10,
      0,
      45
    ],
    "family": "blue",
    "temperature": "cool",
    "tone": [
      "muted"
    ],
    "luminance": 0.1902,
    "contrast": {
      "black": 4.8,
      "white": 4.37
    },
    "wcag": {
      "AA": [
        "#000000"
      ],
      "AAA": []
    },
    "bestText": {
      "text": "#000000",
      "label": "black text",
      "ratio": 4.8
    },
    "description": "Labradorite is #607D8B, a cool blue color with muted character. Compared with Slate Gray, it is darker and more saturated. Use it for jewel-tone palettes, luxury branding, and premium interface accents, with black text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/labradorite/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/labradorite.json"
  },
  {
    "slug": "slate-gray",
    "name": "Slate Gray",
    "hex": "#708090",
    "rgb": [
      112,
      128,
      144
    ],
    "hsl": [
      210,
      13,
      50
    ],
    "cmyk": [
      22,
      11,
      0,
      44
    ],
    "family": "blue",
    "temperature": "cool",
    "tone": [
      "muted"
    ],
    "luminance": 0.209,
    "contrast": {
      "black": 5.18,
      "white": 4.05
    },
    "wcag": {
      "AA": [
        "#000000"
      ],
      "AAA": []
    },
    "bestText": {
      "text": "#000000",
      "label": "black text",
      "ratio": 5.18
    },
    "description": "Slate Gray is #708090, a cool blue color with muted character. Compared with Labradorite, it is lighter and less saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/slate-gray/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/slate-gray.json"
  }
]

Differences

{
  "rgbDistance": 17,
  "contrastRatio": 1.08,
  "hslDelta": {
    "hue": 10,
    "saturation": 5,
    "lightness": 4
  },
  "luminanceDelta": 0.0188,
  "sameFamily": true,
  "sameTemperature": true,
  "sharedTones": [
    "muted"
  ],
  "lighterColor": "Slate Gray",
  "moreSaturatedColor": "Labradorite"
}

Accessibility

{
  "pairContrastRatio": 1.08,
  "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
  "safeText": [
    {
      "color": "Labradorite",
      "background": "#607D8B",
      "foreground": "#000000",
      "label": "black text",
      "ratio": 4.8
    },
    {
      "color": "Slate Gray",
      "background": "#708090",
      "foreground": "#000000",
      "label": "black text",
      "ratio": 5.18
    }
  ]
}

Use cases

{
  "chooseFirstWhen": "Labradorite is better when the design needs muted blue character, cool temperature, and the specific HEX value #607D8B.",
  "chooseSecondWhen": "Slate Gray is better when the design needs muted blue character, cool temperature, and the specific HEX value #708090.",
  "useTogetherWhen": "Use these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs."
}

Related API

[
  "https://www.colorsencyclopedia.com/api/compare/labradorite-vs-slate-gray.json",
  "https://www.colorsencyclopedia.com/api/colors/labradorite.json",
  "https://www.colorsencyclopedia.com/api/colors/slate-gray.json"
]

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "labradorite-vs-slate-gray",
  "type": "nearest",
  "name": "Labradorite vs Slate Gray",
  "verdict": "Labradorite and Slate Gray are very close colors. Slate Gray is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.08:1, so the pair is too low for text and better treated as a palette relationship.",
  "summary": "Labradorite and Slate Gray are different blue colors with HEX values #607D8B and #708090. According to Colors Encyclopedia, their RGB distance is 17, their contrast ratio is 1.08:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
  "rgbDistance": 17,
  "contrastRatio": 1.08,
  "colors": [
    {
      "slug": "labradorite",
      "name": "Labradorite",
      "hex": "#607D8B",
      "rgb": [
        96,
        125,
        139
      ],
      "hsl": [
        200,
        18,
        46
      ],
      "cmyk": [
        31,
        10,
        0,
        45
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "muted"
      ],
      "luminance": 0.1902,
      "contrast": {
        "black": 4.8,
        "white": 4.37
      },
      "wcag": {
        "AA": [
          "#000000"
        ],
        "AAA": []
      },
      "bestText": {
        "text": "#000000",
        "label": "black text",
        "ratio": 4.8
      },
      "description": "Labradorite is #607D8B, a cool blue color with muted character. Compared with Slate Gray, it is darker and more saturated. Use it for jewel-tone palettes, luxury branding, and premium interface accents, with black text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/labradorite/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/labradorite.json"
    },
    {
      "slug": "slate-gray",
      "name": "Slate Gray",
      "hex": "#708090",
      "rgb": [
        112,
        128,
        144
      ],
      "hsl": [
        210,
        13,
        50
      ],
      "cmyk": [
        22,
        11,
        0,
        44
      ],
      "family": "blue",
      "temperature": "cool",
      "tone": [
        "muted"
      ],
      "luminance": 0.209,
      "contrast": {
        "black": 5.18,
        "white": 4.05
      },
      "wcag": {
        "AA": [
          "#000000"
        ],
        "AAA": []
      },
      "bestText": {
        "text": "#000000",
        "label": "black text",
        "ratio": 5.18
      },
      "description": "Slate Gray is #708090, a cool blue color with muted character. Compared with Labradorite, it is lighter and less saturated. Use it for web design, css color systems, and ui prototyping, with black text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/slate-gray/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/slate-gray.json"
    }
  ],
  "differences": {
    "rgbDistance": 17,
    "contrastRatio": 1.08,
    "hslDelta": {
      "hue": 10,
      "saturation": 5,
      "lightness": 4
    },
    "luminanceDelta": 0.0188,
    "sameFamily": true,
    "sameTemperature": true,
    "sharedTones": [
      "muted"
    ],
    "lighterColor": "Slate Gray",
    "moreSaturatedColor": "Labradorite"
  },
  "accessibility": {
    "pairContrastRatio": 1.08,
    "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
    "safeText": [
      {
        "color": "Labradorite",
        "background": "#607D8B",
        "foreground": "#000000",
        "label": "black text",
        "ratio": 4.8
      },
      {
        "color": "Slate Gray",
        "background": "#708090",
        "foreground": "#000000",
        "label": "black text",
        "ratio": 5.18
      }
    ]
  },
  "useCases": {
    "chooseFirstWhen": "Labradorite is better when the design needs muted blue character, cool temperature, and the specific HEX value #607D8B.",
    "chooseSecondWhen": "Slate Gray is better when the design needs muted blue character, cool temperature, and the specific HEX value #708090.",
    "useTogetherWhen": "Use these colors together as related palette neighbors, subtle material differences, or tonal alternatives rather than readable foreground/background pairs."
  },
  "relatedApi": [
    "https://www.colorsencyclopedia.com/api/compare/labradorite-vs-slate-gray.json",
    "https://www.colorsencyclopedia.com/api/colors/labradorite.json",
    "https://www.colorsencyclopedia.com/api/colors/slate-gray.json"
  ],
  "url": "https://www.colorsencyclopedia.com/compare/labradorite-vs-slate-gray/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/compare/labradorite-vs-slate-gray.json"
}