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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
#819EFE
RGB Values
129, 158, 254
HSL Values
226°, 98%, 75%
CMYK Values
49%, 38%, 0%, 0%

Color Variations & Tints

  • #CDD8FE

    Lightness: 90%

  • #B3C5FE

    Lightness: 85%

  • #9AB1FE

    Lightness: 80%

  • #819EFE

    Lightness: 75%

    Current color

  • #688BFD

    Lightness: 70%

  • #4E77FD

    Lightness: 65%

  • #3564FD

    Lightness: 60%

Accessibility

White Text
2.5
FAIL
Black Text
8.3
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 #819EFE

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

Current: #819EFE

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