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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
#A3DAFA
RGB Values
163, 218, 250
HSL Values
202°, 90%, 81%
CMYK Values
35%, 13%, 0%, 2%

Color Variations & Tints

  • #ECF7FE

    Lightness: 96%

  • #D3EEFD

    Lightness: 91%

  • #BBE4FB

    Lightness: 86%

  • #A3DAFA

    Lightness: 81%

    Current color

  • #8BD0F9

    Lightness: 76%

  • #72C7F8

    Lightness: 71%

  • #5ABDF6

    Lightness: 66%

Accessibility

White Text
1.5
FAIL
Black Text
14.0
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 #A3DAFA

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

Current: #A3DAFA

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