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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
#E50601
RGB Values
229, 6, 1
HSL Values
1°, 99%, 45%
CMYK Values
0%, 97%, 100%, 10%

Color Variations & Tints

  • #FE3734

    Lightness: 60%

  • #FE1E1B

    Lightness: 55%

  • #FE0501

    Lightness: 50%

  • #E50601

    Lightness: 45%

    Current color

  • #CB0401

    Lightness: 40%

  • #B20401

    Lightness: 35%

  • #980301

    Lightness: 30%

Accessibility

White Text
4.8
PASS
Black Text
4.4
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 #E50601

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

Current: #E50601

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