BlueDarkVivid

Fibonacci Blue

#12215E

Contrast at a glance

White text

14.95:1AAA

Black text

1.32:1Fails

Open the contrast checker →

About Fibonacci Blue

Fibonacci Blue (#12215E) is a dark vivid blue. Its RGB value is 18, 33, 94 and its HSL value is 228°, 68%, 22%. White text reads best on it, at a contrast ratio of 14.95:1 (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

#12215E · #5E4F12

Analogous

#12475E · #12215E · #29125E

Triadic

#12215E · #5E1221 · #215E12

Split complementary

#12215E · #5E2912 · #475E12

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