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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
#250A81
RGB Values
37, 10, 129
HSL Values
254°, 86%, 27%
CMYK Values
71%, 92%, 0%, 49%

Color Variations & Tints

  • #3A0FC7

    Lightness: 42%

  • #330DAF

    Lightness: 37%

  • #2C0B98

    Lightness: 32%

  • #250A81

    Lightness: 27%

    Current color

  • #1E0868

    Lightness: 22%

  • #170651

    Lightness: 17%

  • #110439

    Lightness: 12%

Accessibility

White Text
14.6
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 #250A81

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

Current: #250A81

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