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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
#91ACDC
RGB Values
145, 172, 220
HSL Values
218°, 52%, 72%
CMYK Values
34%, 22%, 0%, 14%

Color Variations & Tints

  • #CDD9EF

    Lightness: 87%

  • #B9CBE9

    Lightness: 82%

  • #A6BCE3

    Lightness: 77%

  • #91ACDC

    Lightness: 72%

    Current color

  • #7F9FD7

    Lightness: 67%

  • #6C91D0

    Lightness: 62%

  • #5882CA

    Lightness: 57%

Accessibility

White Text
2.3
FAIL
Black Text
9.1
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 #91ACDC

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

Current: #91ACDC

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