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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
#99CCF1
RGB Values
153, 204, 241
HSL Values
205°, 76%, 77%
CMYK Values
37%, 15%, 0%, 5%

Color Variations & Tints

  • #DBEDFA

    Lightness: 92%

  • #C5E2F7

    Lightness: 87%

  • #AED7F4

    Lightness: 82%

  • #99CCF1

    Lightness: 77%

    Current color

  • #81C1EE

    Lightness: 72%

  • #6BB6EB

    Lightness: 67%

  • #54AAE8

    Lightness: 62%

Accessibility

White Text
1.7
FAIL
Black Text
12.3
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 #99CCF1

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

Current: #99CCF1

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