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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
#3B5DC4
RGB Values
59, 93, 196
HSL Values
225°, 54%, 50%
CMYK Values
70%, 53%, 0%, 23%

Color Variations & Tints

  • #768ED6

    Lightness: 65%

  • #627DD0

    Lightness: 60%

  • #4E6DCA

    Lightness: 55%

  • #3B5DC4

    Lightness: 50%

    Current color

  • #3554B1

    Lightness: 45%

  • #2F4A9D

    Lightness: 40%

  • #294189

    Lightness: 35%

Accessibility

White Text
5.9
PASS
Black Text
3.5
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 #3B5DC4

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

Current: #3B5DC4

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