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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
#90381E
RGB Values
144, 56, 30
HSL Values
14°, 66%, 34%
CMYK Values
0%, 61%, 79%, 44%

Color Variations & Tints

  • #CF512A

    Lightness: 49%

  • #BA4926

    Lightness: 44%

  • #A54022

    Lightness: 39%

  • #90381E

    Lightness: 34%

    Current color

  • #7B3019

    Lightness: 29%

  • #662815

    Lightness: 24%

  • #501F10

    Lightness: 19%

Accessibility

White Text
7.6
PASS
Black Text
2.8
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 #90381E

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

Current: #90381E

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