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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
#99AFF4
RGB Values
153, 175, 244
HSL Values
225°, 81%, 78%
CMYK Values
37%, 28%, 0%, 4%

Color Variations & Tints

  • #DFE6FC

    Lightness: 93%

  • #C8D4F9

    Lightness: 88%

  • #B1C2F7

    Lightness: 83%

  • #99AFF4

    Lightness: 78%

    Current color

  • #829EF2

    Lightness: 73%

  • #6B8CEF

    Lightness: 68%

  • #547AED

    Lightness: 63%

Accessibility

White Text
2.1
FAIL
Black Text
9.8
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 #99AFF4

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

Current: #99AFF4

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