NeutralMid-toneMuted

Hard Coal

#666563

Contrast at a glance

White text

5.82:1AA

Black text

3.40:1AA large

Open the contrast checker →

About Hard Coal

Hard Coal (#666563) is a mid-tone neutral. Its RGB value is 102, 101, 99 and its HSL value is 40°, 1%, 39%. White text reads best on it, at a contrast ratio of 5.82:1 (WCAG AA). Below are ten tints and shades of Hard Coal, plus complementary, analogous, triadic, and split-complementary palettes built from it.

Tints

Open in Scales →

Shades

Open in Scales →

Harmonies

Complementary

#666563 · #636466

Analogous

#666463 · #666563 · #666663

Triadic

#666563 · #636665 · #656366

Split complementary

#666563 · #636666 · #646366

Do more with Hard Coal

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

Start a palette Generate a scale Check contrast