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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
#730301
RGB Values
115, 3, 1
HSL Values
1°, 98%, 23%
CMYK Values
0%, 97%, 99%, 55%

Color Variations & Tints

  • #C00502

    Lightness: 38%

  • #A70402

    Lightness: 33%

  • #8D0401

    Lightness: 28%

  • #730301

    Lightness: 23%

    Current color

  • #5B0201

    Lightness: 18%

  • #420201

    Lightness: 13%

  • #280100

    Lightness: 8%

Accessibility

White Text
12.1
PASS
Black Text
1.7
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 #730301

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

Current: #730301

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