Nearest-color comparison

Firebrick vs Tool Red

Firebrick and Tool Red are different red colors with HEX values #B22222 and #B11226. According to Colors Encyclopedia, their RGB distance is 16.5, their contrast ratio is 1.05:1, and the comparison helps choose between tone, temperature, and accessibility behavior.

Firebrick and Tool Red are very close colors. Firebrick is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.05:1, so the pair is too low for text and better treated as a palette relationship.

Differences Use cases Accessibility JSON

Firebrick#B22222

Tool Red#B11226

Quick Difference Summary

The main measurable differences between Firebrick and Tool Red across RGB distance, luminance, hue, saturation, and contrast.

RGB distance16.5

Pair contrast1.05:1

Luminance delta0.008

Hue delta352 deg

Lighter colorFirebrick

More saturatedTool Red

Side-by-Side Color Profiles

red color

Firebrick

Firebrick is #B22222, a warm red color with balanced character. Compared with Tool Red, it is lighter and less saturated. Use it for web design, css color systems, and ui prototyping, with white text as the safer foreground option.

HEX#B22222 RGB178, 34, 34 HSL0, 68, 42 CMYK0, 81, 81, 30 Luminance0.1072 Best textwhite text

Color page WCAG HEX atlas

red color

Tool Red

Tool Red is #B11226, a warm red color with vibrant character. Compared with Firebrick, it is darker and more saturated. Use it for industrial design, safety systems, and hardware palettes, with white text as the safer foreground option.

HEX#B11226 RGB177, 18, 38 HSL352, 82, 38 CMYK0, 90, 79, 31 Luminance0.0992 Best textwhite text

Color page WCAG HEX atlas

When to Use Firebrick or Tool Red

Choose FirebrickFirebrick is better when the design needs balanced red character, warm temperature, and the specific HEX value #B22222.

Choose Tool RedTool Red is better when the design needs vibrant red character, warm temperature, and the specific HEX value #B11226.

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

Technical Comparison Table

PropertyFirebrickTool Red

HEX#B22222#B11226

RGB178, 34, 34177, 18, 38

HSL0, 68, 42352, 82, 38

CMYK0, 81, 81, 300, 90, 79, 31

FamilyRedRed

TemperatureWarmWarm

ToneBalancedVibrant

Luminance0.10720.0992

Black contrast3.14:12.98:1

White contrast6.68:17.04:1

Shared tonesNone

Accessibility and Contrast

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

Firebrickwhite text - 6.68:1

Tool Redwhite text - 7.04:1

Related Palette Strip

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

Firebrick#B22222

Tool Red#B11226

#DE5454#DE5454

#EB334B#EB334B

#22B4B4#22B4B4

#11B09B#11B09B

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": "firebrick",
    "name": "Firebrick",
    "hex": "#B22222",
    "rgb": [
      178,
      34,
      34
    ],
    "hsl": [
      0,
      68,
      42
    ],
    "cmyk": [
      0,
      81,
      81,
      30
    ],
    "family": "red",
    "temperature": "warm",
    "tone": [
      "balanced"
    ],
    "luminance": 0.1072,
    "contrast": {
      "black": 3.14,
      "white": 6.68
    },
    "wcag": {
      "AA": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "AAA": []
    },
    "bestText": {
      "text": "#FFFFFF",
      "label": "white text",
      "ratio": 6.68
    },
    "description": "Firebrick is #B22222, a warm red color with balanced character. Compared with Tool Red, it is lighter and less saturated. Use it for web design, css color systems, and ui prototyping, with white text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/firebrick/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/firebrick.json"
  },
  {
    "slug": "tool-red",
    "name": "Tool Red",
    "hex": "#B11226",
    "rgb": [
      177,
      18,
      38
    ],
    "hsl": [
      352,
      82,
      38
    ],
    "cmyk": [
      0,
      90,
      79,
      31
    ],
    "family": "red",
    "temperature": "warm",
    "tone": [
      "vibrant"
    ],
    "luminance": 0.0992,
    "contrast": {
      "black": 2.98,
      "white": 7.04
    },
    "wcag": {
      "AA": [
        "#FFFFFF",
        "#F5F5F5"
      ],
      "AAA": [
        "#FFFFFF"
      ]
    },
    "bestText": {
      "text": "#FFFFFF",
      "label": "white text",
      "ratio": 7.04
    },
    "description": "Tool Red is #B11226, a warm red color with vibrant character. Compared with Firebrick, it is darker and more saturated. Use it for industrial design, safety systems, and hardware palettes, with white text as the safer foreground option.",
    "url": "https://www.colorsencyclopedia.com/colors/tool-red/",
    "apiUrl": "https://www.colorsencyclopedia.com/api/colors/tool-red.json"
  }
]

Differences

{
  "rgbDistance": 16.5,
  "contrastRatio": 1.05,
  "hslDelta": {
    "hue": 352,
    "saturation": 14,
    "lightness": 4
  },
  "luminanceDelta": 0.008,
  "sameFamily": true,
  "sameTemperature": true,
  "sharedTones": [],
  "lighterColor": "Firebrick",
  "moreSaturatedColor": "Tool Red"
}

Accessibility

{
  "pairContrastRatio": 1.05,
  "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
  "safeText": [
    {
      "color": "Firebrick",
      "background": "#B22222",
      "foreground": "#FFFFFF",
      "label": "white text",
      "ratio": 6.68
    },
    {
      "color": "Tool Red",
      "background": "#B11226",
      "foreground": "#FFFFFF",
      "label": "white text",
      "ratio": 7.04
    }
  ]
}

Use cases

{
  "chooseFirstWhen": "Firebrick is better when the design needs balanced red character, warm temperature, and the specific HEX value #B22222.",
  "chooseSecondWhen": "Tool Red is better when the design needs vibrant red character, warm temperature, and the specific HEX value #B11226.",
  "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/firebrick-vs-tool-red.json",
  "https://www.colorsencyclopedia.com/api/colors/firebrick.json",
  "https://www.colorsencyclopedia.com/api/colors/tool-red.json"
]

Full JSON dataset

{
  "datasetVersion": "1.0.0",
  "slug": "firebrick-vs-tool-red",
  "type": "nearest",
  "name": "Firebrick vs Tool Red",
  "verdict": "Firebrick and Tool Red are very close colors. Firebrick is the lighter option. They share similar temperature behavior. Their mutual contrast is 1.05:1, so the pair is too low for text and better treated as a palette relationship.",
  "summary": "Firebrick and Tool Red are different red colors with HEX values #B22222 and #B11226. According to Colors Encyclopedia, their RGB distance is 16.5, their contrast ratio is 1.05:1, and the comparison helps choose between tone, temperature, and accessibility behavior.",
  "rgbDistance": 16.5,
  "contrastRatio": 1.05,
  "colors": [
    {
      "slug": "firebrick",
      "name": "Firebrick",
      "hex": "#B22222",
      "rgb": [
        178,
        34,
        34
      ],
      "hsl": [
        0,
        68,
        42
      ],
      "cmyk": [
        0,
        81,
        81,
        30
      ],
      "family": "red",
      "temperature": "warm",
      "tone": [
        "balanced"
      ],
      "luminance": 0.1072,
      "contrast": {
        "black": 3.14,
        "white": 6.68
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": []
      },
      "bestText": {
        "text": "#FFFFFF",
        "label": "white text",
        "ratio": 6.68
      },
      "description": "Firebrick is #B22222, a warm red color with balanced character. Compared with Tool Red, it is lighter and less saturated. Use it for web design, css color systems, and ui prototyping, with white text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/firebrick/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/firebrick.json"
    },
    {
      "slug": "tool-red",
      "name": "Tool Red",
      "hex": "#B11226",
      "rgb": [
        177,
        18,
        38
      ],
      "hsl": [
        352,
        82,
        38
      ],
      "cmyk": [
        0,
        90,
        79,
        31
      ],
      "family": "red",
      "temperature": "warm",
      "tone": [
        "vibrant"
      ],
      "luminance": 0.0992,
      "contrast": {
        "black": 2.98,
        "white": 7.04
      },
      "wcag": {
        "AA": [
          "#FFFFFF",
          "#F5F5F5"
        ],
        "AAA": [
          "#FFFFFF"
        ]
      },
      "bestText": {
        "text": "#FFFFFF",
        "label": "white text",
        "ratio": 7.04
      },
      "description": "Tool Red is #B11226, a warm red color with vibrant character. Compared with Firebrick, it is darker and more saturated. Use it for industrial design, safety systems, and hardware palettes, with white text as the safer foreground option.",
      "url": "https://www.colorsencyclopedia.com/colors/tool-red/",
      "apiUrl": "https://www.colorsencyclopedia.com/api/colors/tool-red.json"
    }
  ],
  "differences": {
    "rgbDistance": 16.5,
    "contrastRatio": 1.05,
    "hslDelta": {
      "hue": 352,
      "saturation": 14,
      "lightness": 4
    },
    "luminanceDelta": 0.008,
    "sameFamily": true,
    "sameTemperature": true,
    "sharedTones": [],
    "lighterColor": "Firebrick",
    "moreSaturatedColor": "Tool Red"
  },
  "accessibility": {
    "pairContrastRatio": 1.05,
    "textRecommendation": "Do not use this pair for text; use it for neighboring palette colors, decoration, or low-emphasis surfaces.",
    "safeText": [
      {
        "color": "Firebrick",
        "background": "#B22222",
        "foreground": "#FFFFFF",
        "label": "white text",
        "ratio": 6.68
      },
      {
        "color": "Tool Red",
        "background": "#B11226",
        "foreground": "#FFFFFF",
        "label": "white text",
        "ratio": 7.04
      }
    ]
  },
  "useCases": {
    "chooseFirstWhen": "Firebrick is better when the design needs balanced red character, warm temperature, and the specific HEX value #B22222.",
    "chooseSecondWhen": "Tool Red is better when the design needs vibrant red character, warm temperature, and the specific HEX value #B11226.",
    "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/firebrick-vs-tool-red.json",
    "https://www.colorsencyclopedia.com/api/colors/firebrick.json",
    "https://www.colorsencyclopedia.com/api/colors/tool-red.json"
  ],
  "url": "https://www.colorsencyclopedia.com/compare/firebrick-vs-tool-red/",
  "apiUrl": "https://www.colorsencyclopedia.com/api/compare/firebrick-vs-tool-red.json"
}