BlueDarkMuted

Biro Blue

#333A45

Contrast at a glance

White text

11.46:1AAA

Black text

1.73:1Fails

Open the contrast checker →

About Biro Blue

Biro Blue (#333A45) is a dark muted blue. Its RGB value is 51, 58, 69 and its HSL value is 217°, 15%, 24%. White text reads best on it, at a contrast ratio of 11.46:1 (WCAG AAA). Below are ten tints and shades of Biro Blue, plus complementary, analogous, triadic, and split-complementary palettes built from it.

Tints

Open in Scales →

Shades

Open in Scales →

Harmonies

Complementary

#333A45 · #453E33

Analogous

#334345 · #333A45 · #353345

Triadic

#333A45 · #45333A · #3A4533

Split complementary

#333A45 · #453533 · #434533

Do more with Biro Blue

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

Start a palette Generate a scale Check contrast