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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
#90C5E9
RGB Values
144, 197, 233
HSL Values
204°, 67%, 74%
CMYK Values
38%, 15%, 0%, 9%

Color Variations & Tints

  • #D0E7F6

    Lightness: 89%

  • #BBDCF2

    Lightness: 84%

  • #A6D1ED

    Lightness: 79%

  • #90C5E9

    Lightness: 74%

    Current color

  • #7BBBE5

    Lightness: 69%

  • #66B0E1

    Lightness: 64%

  • #50A4DC

    Lightness: 59%

Accessibility

White Text
1.9
FAIL
Black Text
11.3
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 #90C5E9

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

Current: #90C5E9

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