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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
#91ADEB
RGB Values
145, 173, 235
HSL Values
221°, 69%, 75%
CMYK Values
38%, 26%, 0%, 8%

Color Variations & Tints

  • #D4DFF7

    Lightness: 90%

  • #BECFF3

    Lightness: 85%

  • #A9BFEF

    Lightness: 80%

  • #91ADEB

    Lightness: 75%

    Current color

  • #7E9FE7

    Lightness: 70%

  • #688FE3

    Lightness: 65%

  • #537FDF

    Lightness: 60%

Accessibility

White Text
2.2
FAIL
Black Text
9.4
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 #91ADEB

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

Current: #91ADEB

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