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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
#D02718
RGB Values
208, 39, 24
HSL Values
5°, 79%, 45%
CMYK Values
0%, 81%, 88%, 18%

Color Variations & Tints

  • #EA5648

    Lightness: 60%

  • #E74132

    Lightness: 55%

  • #E42C1B

    Lightness: 50%

  • #D02718

    Lightness: 45%

    Current color

  • #B72315

    Lightness: 40%

  • #A01E13

    Lightness: 35%

  • #891A10

    Lightness: 30%

Accessibility

White Text
5.3
PASS
Black Text
4.0
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 #D02718

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

Current: #D02718

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