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Colorbook
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Color Information

Black

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#315A6D
RGB Values
49, 90, 109
HSL Values
199°, 38%, 31%
CMYK Values
55%, 17%, 0%, 57%

Color Variations & Tints

  • #4986A2

    Lightness: 46%

  • #417790

    Lightness: 41%

  • #39697F

    Lightness: 36%

  • #315A6D

    Lightness: 31%

    Current color

  • #294C5B

    Lightness: 26%

  • #213D4A

    Lightness: 21%

  • #192E38

    Lightness: 16%

Accessibility

White Text
7.5
PASS
Black Text
2.8
FAIL
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 #315A6D

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

Current: #315A6D

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