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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
#6386EF
RGB Values
99, 134, 239
HSL Values
225°, 81%, 66%
CMYK Values
59%, 44%, 0%, 6%

Color Variations & Tints

  • #A7BBF6

    Lightness: 81%

  • #90A9F3

    Lightness: 76%

  • #7997F1

    Lightness: 71%

  • #6386EF

    Lightness: 66%

    Current color

  • #4B73EC

    Lightness: 61%

  • #3461EA

    Lightness: 56%

  • #1D4FE7

    Lightness: 51%

Accessibility

White Text
3.4
FAIL
Black Text
6.2
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 #6386EF

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

Current: #6386EF

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