BlueMid-toneMuted

Shutter Blue

#646E7F

Contrast at a glance

White text

5.15:1AA

Black text

3.85:1AA large

Open the contrast checker →

About Shutter Blue

Shutter Blue (#646E7F) is a mid-tone muted blue. Its RGB value is 100, 110, 127 and its HSL value is 218°, 12%, 45%. White text reads best on it, at a contrast ratio of 5.15:1 (WCAG AA). Below are ten tints and shades of Shutter Blue, plus complementary, analogous, triadic, and split-complementary palettes built from it.

Tints

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Shades

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Harmonies

Complementary

#646E7F · #7F7564

Analogous

#647B7F · #646E7F · #68647F

Triadic

#646E7F · #7F646E · #6E7F64

Split complementary

#646E7F · #7F6864 · #7B7F64

Do more with Shutter Blue

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

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