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Colorbook
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Color Information

Red

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#C01107
RGB Values
192, 17, 7
HSL Values
3°, 93%, 39%
CMYK Values
0%, 91%, 96%, 25%

Color Variations & Tints

  • #F7281D

    Lightness: 54%

  • #F11409

    Lightness: 49%

  • #D91208

    Lightness: 44%

  • #C01107

    Lightness: 39%

    Current color

  • #A70E06

    Lightness: 34%

  • #8F0C05

    Lightness: 29%

  • #760A04

    Lightness: 24%

Accessibility

White Text
6.3
PASS
Black Text
3.3
FAIL
WCAG AA
PASS
WCAG AAA
FAIL

Accessibility Guide

Contrast Ratios
Higher values (4.5+) ensure better readability for users with visual impairments.
WCAG AA Standard
Minimum requirement: 4.5:1 contrast for normal text, 3:1 for large text.
WCAG AAA Standard
Enhanced level: 7:1 contrast for normal text, 4.5:1 for large text.

Color Harmonies

  • Complementary

    Colors opposite on the color wheel, creating high contrast

  • Triadic

    Three evenly spaced colors forming a triangle on the color wheel

  • Analogous

    Adjacent colors on the color wheel, creating harmony and unity

Be picky and fine tune your color: colors very near to #C01107

Systematic progression of extremely similar colors. Each color represents a precise step in lightness variation.

Current: #C01107

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