Colors Encyclopedia

Named color

Tool Red

Tool Red color #B11226: RGB 177, 18, 38 and HSL 352°, 82%, 38%. Explore its warm red profile, contrast, CSS, palettes and harmonies.

#B11226 red warm vibrant
HEX #B11226
RGB rgb(177, 18, 38)
HSL hsl(352 82% 38%)
CMYK cmyk(0, 90, 79, 31)
Luminance 0.0992
Contrast Black 2.98:1White 7.04:1

Use this color

Create with Tool Red

Open a professional color tool with #B11226 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 Tool Red 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-tool-red: #B11226;
.bg-tool-red { background-color: #B11226; }
.text-tool-red { color: #B11226; }
Open CSS utility pageReusable variables, classes, examples, and implementation notes

Color meaning and use

About Tool Red Color

Tool Red uses HEX #B11226, RGB 177, 18, 38, and HSL 352°, 82%, 38%. The dataset classifies it in the red family with warm temperature and vibrant visual character.

No separate named-color neighbor is recorded for this entry. Its relative luminance is 0.0992; black contrast is 2.98:1 and white contrast is 7.04:1, making white the stronger of those two standard foreground choices.

WCAG Accessibility

Contrast checks for Tool Red against black and white text.

Black text2.98:1AA Fail
White text7.04:1AA Pass
AA text options#FFFFFF, #F5F5F5
AAA text options#FFFFFF
Open WCAG pageDetailed contrast notes, warnings, alternatives, and UI examples

Downloadable color reference infographic

Tool Red Color Reference Infographic

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

1200 × 800
Tool Red color reference infographic showing #B11226, RGB and HSL values, a coordinated palette, and black and white text contrast.
Tool Red color reference infographic generated from the verified Colors Encyclopedia dataset.
Download WebPDownload SVGOpen full size

Color Harmonies

#11B09B#11B09B#B01176#B01176#B04C11#B04C11#27B011#27B011#1127B0#1127B0
Open full Tool Red harmony pageComplementary, analogous, triadic, tetradic, split, and monochromatic sets

Variants

#EB334B#EB334B#5D0914#5D0914#C2001A#C2001A#9B2736#9B2736#E06172#E06172#EB001F#EB001F

Pairings

White#FFFFFF#11B09B#11B09B#B01176#B01176#B04C11#B04C11Matte 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
Luminance0.0992
Black text2.98:1AA Fail
White text7.04:1AA Pass
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": "#B11226",
  "rgb": [
    177,
    18,
    38
  ],
  "hsl": [
    352,
    82,
    38
  ],
  "cmyk": [
    0,
    90,
    79,
    31
  ],
  "luminance": 0.0992,
  "contrast": {
    "black": 2.98,
    "white": 7.04
  }
}
WCAG
{
  "AA": [
    "#FFFFFF",
    "#F5F5F5"
  ],
  "AAA": [
    "#FFFFFF"
  ]
}
Harmonies
{
  "complementary": "#11B09B",
  "analogous": [
    "#B01176",
    "#B04C11"
  ],
  "triadic": [
    "#27B011",
    "#1127B0"
  ],
  "tetradic": [
    "#76B011",
    "#11B09B",
    "#4C11B0"
  ],
  "splitComplementary": [
    "#11B04C",
    "#1176B0"
  ],
  "monochromatic": [
    "#EB334B",
    "#B11226",
    "#5D0914"
  ]
}
Variants
{
  "light": "#EB334B",
  "dark": "#5D0914",
  "saturated": "#C2001A",
  "desaturated": "#9B2736",
  "pastel": "#E06172",
  "neon": "#EB001F"
}
Pairings
{
  "best": [
    "#FFFFFF",
    "#11B09B",
    "#B01176",
    "#B04C11"
  ],
  "avoid": [
    "#9B2736",
    "#EB334B"
  ],
  "neutral": [
    "#1A1A1A",
    "#F5F5F5",
    "#E8E8E4"
  ],
  "highContrast": [
    "#FFFFFF"
  ],
  "lowContrast": [
    "#EB334B",
    "#9B2736"
  ]
}
Knowledge graph
{
  "nearestColors": [
    "firebrick",
    "anodized-red",
    "ruby-red",
    "brown",
    "venetian-red"
  ],
  "generatedPalettes": [
    "tool-red"
  ],
  "generatedComparisons": [
    "anodized-red-vs-tool-red",
    "brown-vs-tool-red",
    "firebrick-vs-tool-red"
  ],
  "relatedFamilies": [
    "/colors/by-family/red",
    "/colors/by-temperature/warm",
    "/colors/by-tone/vibrant"
  ],
  "relatedTools": [
    "/harmonies/tool-red",
    "/wcag/tool-red",
    "/css/colors/tool-red",
    "/hex/b11226",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/red",
      "/colors/by-temperature/warm",
      "/colors/by-tone/vibrant"
    ],
    "narrower": [
      "/palettes/tool-red"
    ],
    "related": [
      "/colors/firebrick",
      "/colors/anodized-red",
      "/colors/ruby-red",
      "/colors/brown",
      "/colors/venetian-red",
      "/compare/anodized-red-vs-tool-red",
      "/compare/brown-vs-tool-red",
      "/compare/firebrick-vs-tool-red",
      "/harmonies/tool-red",
      "/wcag/tool-red",
      "/css/colors/tool-red",
      "/hex/b11226",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  }
}
Full JSON dataset 
{
  "slug": "tool-red",
  "name": "Tool Red",
  "hex": "#B11226",
  "uses": [
    "industrial design",
    "safety systems",
    "hardware palettes"
  ],
  "psychology": {
    "associations": [
      "utility",
      "visibility",
      "precision"
    ],
    "contexts": [
      "transportation",
      "tools",
      "hardware",
      "signage"
    ],
    "avoidIn": [
      "soft wellness 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, material, cultural, and editorial color systems."
  },
  "family": "red",
  "temperature": "warm",
  "tone": [
    "vibrant"
  ],
  "editorialNotes": "Curated internal color record with computed technical properties.",
  "tags": [
    "red",
    "warm",
    "vibrant",
    "industrial-design",
    "safety-systems",
    "hardware-palettes",
    "utility",
    "visibility",
    "precision"
  ],
  "popularity": 84,
  "rgb": [
    177,
    18,
    38
  ],
  "hsl": [
    352,
    82,
    38
  ],
  "cmyk": [
    0,
    90,
    79,
    31
  ],
  "luminance": 0.0992,
  "contrast": {
    "black": 2.98,
    "white": 7.04
  },
  "harmonies": {
    "complementary": "#11B09B",
    "analogous": [
      "#B01176",
      "#B04C11"
    ],
    "triadic": [
      "#27B011",
      "#1127B0"
    ],
    "tetradic": [
      "#76B011",
      "#11B09B",
      "#4C11B0"
    ],
    "splitComplementary": [
      "#11B04C",
      "#1176B0"
    ],
    "monochromatic": [
      "#EB334B",
      "#B11226",
      "#5D0914"
    ]
  },
  "variants": {
    "light": "#EB334B",
    "dark": "#5D0914",
    "saturated": "#C2001A",
    "desaturated": "#9B2736",
    "pastel": "#E06172",
    "neon": "#EB001F"
  },
  "wcag": {
    "AA": [
      "#FFFFFF",
      "#F5F5F5"
    ],
    "AAA": [
      "#FFFFFF"
    ]
  },
  "css": {
    "variable": "--color-tool-red: #B11226;",
    "utility": ".bg-tool-red { background-color: #B11226; }",
    "textUtility": ".text-tool-red { color: #B11226; }"
  },
  "nearestColors": [
    "firebrick",
    "anodized-red",
    "ruby-red",
    "brown",
    "venetian-red"
  ],
  "generatedPalettes": [
    "tool-red"
  ],
  "generatedComparisons": [
    "anodized-red-vs-tool-red",
    "brown-vs-tool-red",
    "firebrick-vs-tool-red"
  ],
  "relatedFamilies": [
    "/colors/by-family/red",
    "/colors/by-temperature/warm",
    "/colors/by-tone/vibrant"
  ],
  "relatedTools": [
    "/harmonies/tool-red",
    "/wcag/tool-red",
    "/css/colors/tool-red",
    "/hex/b11226",
    "/tools/css-gradient-generator",
    "/tools/color-palette-generator",
    "/tools/css-color-mixer",
    "/tools/contrast-checker"
  ],
  "semanticRelations": {
    "broader": [
      "/colors/by-family/red",
      "/colors/by-temperature/warm",
      "/colors/by-tone/vibrant"
    ],
    "narrower": [
      "/palettes/tool-red"
    ],
    "related": [
      "/colors/firebrick",
      "/colors/anodized-red",
      "/colors/ruby-red",
      "/colors/brown",
      "/colors/venetian-red",
      "/compare/anodized-red-vs-tool-red",
      "/compare/brown-vs-tool-red",
      "/compare/firebrick-vs-tool-red",
      "/harmonies/tool-red",
      "/wcag/tool-red",
      "/css/colors/tool-red",
      "/hex/b11226",
      "/tools/css-gradient-generator",
      "/tools/color-palette-generator",
      "/tools/css-color-mixer",
      "/tools/contrast-checker"
    ]
  },
  "pairings": {
    "best": [
      "#FFFFFF",
      "#11B09B",
      "#B01176",
      "#B04C11"
    ],
    "avoid": [
      "#9B2736",
      "#EB334B"
    ],
    "neutral": [
      "#1A1A1A",
      "#F5F5F5",
      "#E8E8E4"
    ],
    "highContrast": [
      "#FFFFFF"
    ],
    "lowContrast": [
      "#EB334B",
      "#9B2736"
    ]
  }
}
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

Similar Colors

Firebrick#B22222
Anodized Red#B00020
Ruby Red#9B111E
Brown#A52A2A
Venetian Red#C80815

Related Color Guides

Red color familyBrowse named red colors and compare nearby swatches.Warm colorsExplore colors with warm temperature behavior.Vibrant colorsFind colors with vibrant visual character.Tool Red accessibilityCheck contrast and WCAG text options for #B11226.Tool Red CSS utilitiesUse Tool Red in CSS variables and utility classes.#B11226 HEX atlasOpen the permanent HEX atlas record for conversions and variants.Tool Red paletteOpen the generated palette based on Tool Red.Tool Red harmoniesExplore complementary, analogous, triadic, and tetradic harmonies.