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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
#C03A18
RGB Values
192, 58, 24
HSL Values
12°, 78%, 42%
CMYK Values
0%, 70%, 88%, 25%

Color Variations & Tints

  • #E75E3C

    Lightness: 57%

  • #E44B25

    Lightness: 52%

  • #D5401A

    Lightness: 47%

  • #C03A18

    Lightness: 42%

    Current color

  • #A83215

    Lightness: 37%

  • #912B12

    Lightness: 32%

  • #7B250F

    Lightness: 27%

Accessibility

White Text
5.4
PASS
Black Text
3.9
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 #C03A18

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

Current: #C03A18

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