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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
#A40B06
RGB Values
164, 11, 6
HSL Values
2°, 93%, 33%
CMYK Values
0%, 93%, 96%, 36%

Color Variations & Tints

  • #EC1009

    Lightness: 48%

  • #D40E08

    Lightness: 43%

  • #BB0D07

    Lightness: 38%

  • #A40B06

    Lightness: 33%

    Current color

  • #8A0905

    Lightness: 28%

  • #710804

    Lightness: 23%

  • #590603

    Lightness: 18%

Accessibility

White Text
8.0
PASS
Black Text
2.6
FAIL
WCAG AA
PASS
WCAG AAA
PASS

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 #A40B06

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

Current: #A40B06

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