BlueMid-toneMuted

Optimum Blue

#455C81

Contrast at a glance

White text

6.77:1AA

Black text

2.92:1Fails

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About Optimum Blue

Optimum Blue (#455C81) is a mid-tone muted blue. Its RGB value is 69, 92, 129 and its HSL value is 217°, 30%, 39%. White text reads best on it, at a contrast ratio of 6.77:1 (WCAG AA). Below are ten tints and shades of Optimum Blue, plus complementary, analogous, triadic, and split-complementary palettes built from it.

Tints

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Shades

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Harmonies

Complementary

#455C81 · #816A45

Analogous

#457A81 · #455C81 · #4C4581

Triadic

#455C81 · #81455C · #5C8145

Split complementary

#455C81 · #814C45 · #7A8145

Do more with Optimum Blue

Build a palette around it, generate a scale, or check it for accessibility.

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