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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
#99310F
RGB Values
153, 49, 15
HSL Values
15°, 82%, 33%
CMYK Values
0%, 68%, 90%, 40%

Color Variations & Tints

  • #DF4816

    Lightness: 48%

  • #C84114

    Lightness: 43%

  • #B03911

    Lightness: 38%

  • #99310F

    Lightness: 33%

    Current color

  • #822A0D

    Lightness: 28%

  • #6B230B

    Lightness: 23%

  • #541B08

    Lightness: 18%

Accessibility

White Text
7.5
PASS
Black Text
2.8
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 #99310F

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

Current: #99310F

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