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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
#B4DDF3
RGB Values
180, 221, 243
HSL Values
201°, 72%, 83%
CMYK Values
26%, 9%, 0%, 5%

Color Variations & Tints

  • #F6FBFE

    Lightness: 98%

  • #E0F1FA

    Lightness: 93%

  • #CAE7F6

    Lightness: 88%

  • #B4DDF3

    Lightness: 83%

    Current color

  • #9FD3EF

    Lightness: 78%

  • #89C9EC

    Lightness: 73%

  • #73BFE8

    Lightness: 68%

Accessibility

White Text
1.4
FAIL
Black Text
14.6
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 #B4DDF3

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

Current: #B4DDF3

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