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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
#0737C5
RGB Values
7, 55, 197
HSL Values
225°, 93%, 40%
CMYK Values
96%, 72%, 0%, 23%

Color Variations & Tints

  • #2257F7

    Lightness: 55%

  • #0944F6

    Lightness: 50%

  • #083DDD

    Lightness: 45%

  • #0737C5

    Lightness: 40%

    Current color

  • #0630AC

    Lightness: 35%

  • #052994

    Lightness: 30%

  • #04227B

    Lightness: 25%

Accessibility

White Text
8.9
PASS
Black Text
2.4
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 #0737C5

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

Current: #0737C5

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