BlueMid-toneMuted

Ultramarine Blue

#637AC2

Contrast at a glance

White text

4.12:1AA large

Black text

4.80:1AA

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About Ultramarine Blue

Ultramarine Blue (#637AC2) is a mid-tone muted blue. Its RGB value is 99, 122, 194 and its HSL value is 225°, 44%, 57%. Black text reads best on it, at a contrast ratio of 4.80:1 (WCAG AA). Below are ten tints and shades of Ultramarine Blue, plus complementary, analogous, triadic, and split-complementary palettes built from it.

Tints

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Shades

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Harmonies

Complementary

#637AC2 · #C2AB63

Analogous

#63A9C2 · #637AC2 · #7C63C2

Triadic

#637AC2 · #C2637A · #7AC263

Split complementary

#637AC2 · #C27C63 · #A9C263

Do more with Ultramarine Blue

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

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