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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
#3769A5
RGB Values
55, 105, 165
HSL Values
213°, 50%, 43%
CMYK Values
67%, 36%, 0%, 35%

Color Variations & Tints

  • #5E8FC9

    Lightness: 58%

  • #4B81C3

    Lightness: 53%

  • #3D74B8

    Lightness: 48%

  • #3769A5

    Lightness: 43%

    Current color

  • #305C91

    Lightness: 38%

  • #2A507E

    Lightness: 33%

  • #24446B

    Lightness: 28%

Accessibility

White Text
5.6
PASS
Black Text
3.7
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 #3769A5

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

Current: #3769A5

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