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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
#91C7FD
RGB Values
145, 199, 253
HSL Values
210°, 96%, 78%
CMYK Values
43%, 21%, 0%, 1%

Color Variations & Tints

  • #DCEDFE

    Lightness: 93%

  • #C3E0FE

    Lightness: 88%

  • #AAD4FD

    Lightness: 83%

  • #91C7FD

    Lightness: 78%

    Current color

  • #78BAFC

    Lightness: 73%

  • #5FADFC

    Lightness: 68%

  • #46A1FB

    Lightness: 63%

Accessibility

White Text
1.8
FAIL
Black Text
11.8
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 #91C7FD

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

Current: #91C7FD

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