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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
#02159F
RGB Values
2, 21, 159
HSL Values
233°, 98%, 32%
CMYK Values
99%, 87%, 0%, 38%

Color Variations & Tints

  • #021EED

    Lightness: 47%

  • #021BD4

    Lightness: 42%

  • #0217BB

    Lightness: 37%

  • #02159F

    Lightness: 32%

    Current color

  • #011188

    Lightness: 27%

  • #010E6F

    Lightness: 22%

  • #010B56

    Lightness: 17%

Accessibility

White Text
13.0
PASS
Black Text
1.6
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 #02159F

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

Current: #02159F

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