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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
#B81E0A
RGB Values
184, 30, 10
HSL Values
7°, 90%, 38%
CMYK Values
0%, 84%, 95%, 28%

Color Variations & Tints

  • #F3341B

    Lightness: 53%

  • #E9260C

    Lightness: 48%

  • #D0220B

    Lightness: 43%

  • #B81E0A

    Lightness: 38%

    Current color

  • #A01A08

    Lightness: 33%

  • #881607

    Lightness: 28%

  • #6F1206

    Lightness: 23%

Accessibility

White Text
6.5
PASS
Black Text
3.2
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 #B81E0A

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

Current: #B81E0A

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