BlueDarkVivid

Fibonacci Blue

#131F58

Contrast at a glance

White text

15.39:1AAA

Black text

1.29:1Fails

Open the contrast checker →

About Fibonacci Blue

Fibonacci Blue (#131F58) is a dark vivid blue. Its RGB value is 19, 31, 88 and its HSL value is 230°, 64%, 21%. White text reads best on it, at a contrast ratio of 15.39:1 (WCAG AAA). Below are ten tints and shades of Fibonacci Blue, plus complementary, analogous, triadic, and split-complementary palettes built from it.

Tints

Open in Scales →

Shades

Open in Scales →

Harmonies

Complementary

#131F58 · #584C13

Analogous

#134158 · #131F58 · #2A1358

Triadic

#131F58 · #58131F · #1F5813

Split complementary

#131F58 · #582A13 · #415813

Do more with Fibonacci Blue

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

Start a palette Generate a scale Check contrast