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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
#E37A75
RGB Values
227, 122, 117
HSL Values
3°, 66%, 67%
CMYK Values
0%, 46%, 48%, 11%

Color Variations & Tints

  • #EFB6B3

    Lightness: 82%

  • #EBA29E

    Lightness: 77%

  • #E78D88

    Lightness: 72%

  • #E37A75

    Lightness: 67%

    Current color

  • #DE655E

    Lightness: 62%

  • #DA5049

    Lightness: 57%

  • #D53C34

    Lightness: 52%

Accessibility

White Text
2.9
FAIL
Black Text
7.3
PASS
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 #E37A75

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

Current: #E37A75

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