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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
#99C8FF
RGB Values
153, 200, 255
HSL Values
212°, 100%, 80%
CMYK Values
40%, 22%, 0%, 0%

Color Variations & Tints

  • #E6F1FF

    Lightness: 95%

  • #CCE4FF

    Lightness: 90%

  • #B3D6FF

    Lightness: 85%

  • #99C8FF

    Lightness: 80%

    Current color

  • #80BBFF

    Lightness: 75%

  • #66ADFF

    Lightness: 70%

  • #4DA0FF

    Lightness: 65%

Accessibility

White Text
1.7
FAIL
Black Text
12.1
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 #99C8FF

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

Current: #99C8FF

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