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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
#0A1C6B
RGB Values
10, 28, 107
HSL Values
229°, 83%, 23%
CMYK Values
91%, 74%, 0%, 58%

Color Variations & Tints

  • #102EB1

    Lightness: 38%

  • #0E289A

    Lightness: 33%

  • #0C2283

    Lightness: 28%

  • #0A1C6B

    Lightness: 23%

    Current color

  • #081654

    Lightness: 18%

  • #06103D

    Lightness: 13%

  • #030A25

    Lightness: 8%

Accessibility

White Text
15.1
PASS
Black Text
1.4
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 #0A1C6B

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

Current: #0A1C6B

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