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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
#7B1310
RGB Values
123, 19, 16
HSL Values
2°, 77%, 27%
CMYK Values
0%, 85%, 87%, 52%

Color Variations & Tints

  • #BE1E19

    Lightness: 42%

  • #A71B16

    Lightness: 37%

  • #901713

    Lightness: 32%

  • #7B1310

    Lightness: 27%

    Current color

  • #63100D

    Lightness: 22%

  • #4D0C0A

    Lightness: 17%

  • #360907

    Lightness: 12%

Accessibility

White Text
10.8
PASS
Black Text
1.9
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 #7B1310

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

Current: #7B1310

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