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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
#0D11EF
RGB Values
13, 17, 239
HSL Values
239°, 90%, 49%
CMYK Values
95%, 93%, 0%, 6%

Color Variations & Tints

  • #5153F6

    Lightness: 64%

  • #383BF5

    Lightness: 59%

  • #2024F3

    Lightness: 54%

  • #0D11EF

    Lightness: 49%

    Current color

  • #0B0FD5

    Lightness: 44%

  • #0A0DBD

    Lightness: 39%

  • #090BA5

    Lightness: 34%

Accessibility

White Text
9.0
PASS
Black Text
2.3
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 #0D11EF

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

Current: #0D11EF

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