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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
#C4DEF3
RGB Values
196, 222, 243
HSL Values
207°, 66%, 86%
CMYK Values
19%, 9%, 0%, 5%

Color Variations & Tints

  • #FFFFFF

    Lightness: 100%

  • #EEF5FC

    Lightness: 96%

  • #D9EAF7

    Lightness: 91%

  • #C4DEF3

    Lightness: 86%

    Current color

  • #AFD2EF

    Lightness: 81%

  • #99C6EA

    Lightness: 76%

  • #84BAE6

    Lightness: 71%

Accessibility

White Text
1.4
FAIL
Black Text
15.1
PASS
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 #C4DEF3

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

Current: #C4DEF3

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