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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
#3949AC
RGB Values
57, 73, 172
HSL Values
232°, 50%, 45%
CMYK Values
67%, 58%, 0%, 33%

Color Variations & Tints

  • #6674CC

    Lightness: 60%

  • #5362C6

    Lightness: 55%

  • #4051BF

    Lightness: 50%

  • #3949AC

    Lightness: 45%

    Current color

  • #334199

    Lightness: 40%

  • #2D3986

    Lightness: 35%

  • #263073

    Lightness: 30%

Accessibility

White Text
7.7
PASS
Black Text
2.7
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 #3949AC

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

Current: #3949AC

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