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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
#6688F0
RGB Values
102, 136, 240
HSL Values
225°, 82%, 67%
CMYK Values
58%, 43%, 0%, 6%

Color Variations & Tints

  • #ABBEF7

    Lightness: 82%

  • #94ACF4

    Lightness: 77%

  • #7D9AF2

    Lightness: 72%

  • #6688F0

    Lightness: 67%

    Current color

  • #4F76EE

    Lightness: 62%

  • #3764EB

    Lightness: 57%

  • #2052E9

    Lightness: 52%

Accessibility

White Text
3.3
FAIL
Black Text
6.3
PASS
WCAG AA
PASS
WCAG AAA
FAIL

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 #6688F0

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

Current: #6688F0

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