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Colorbook
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Color Information

Blue

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#3B2173
RGB Values
59, 33, 115
HSL Values
259°, 55%, 29%
CMYK Values
49%, 71%, 0%, 55%

Color Variations & Tints

  • #5A32AE

    Lightness: 44%

  • #4F2D9A

    Lightness: 39%

  • #452786

    Lightness: 34%

  • #3B2173

    Lightness: 29%

    Current color

  • #311C5F

    Lightness: 24%

  • #27164B

    Lightness: 19%

  • #1D1037

    Lightness: 14%

Accessibility

White Text
12.7
PASS
Black Text
1.7
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 #3B2173

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

Current: #3B2173

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