Dark Brown (643C43) — Shades, Harmonies, Palettes, CSS Code

"Dark Brown"

Earth · Winter

🧠 Psychology

Color of energy and passion. Red stimulates attention and evokes urgency, love or strength.

✨ Uses

CTAs, alerts, fashion, beauty, food, sport.

Tip

Dark Brown pairs ideally with #F7F5F0 (off-white) and a neutral background for a modern, readable result.

Values

HEX #643C43

RGB rgb(100, 60, 67)

HSL hsl(350°, 25%, 31%)

CMYK C:0% M:40% Y:33% K:61%

Luminance 0.0606

WCAG Accessibility

On white 9.25:1

Aa — #643C43

Secondary text

✓ AA ✓ AAA ✓ AA Large

On black 2.27:1

Aa — #643C43

Secondary text

✗ AA ✗ AAA ✗ AA Large

50 100 200 300 400 500 600 700 800 900 950

All harmonies

Complementary

#643C43 #3B635C

Analogous

#633B56 #643C43 #63483B

Triadic

#643C43 #42633B #3B4263

Split-comp.

#643C43 #3B6348 #3B5663

Tetradic

#643C43 #56633B #3B635C #483B63

Monochromatic

#C0AAAE #956F76 #5B4347 #3E2E30 #120D0E

Suggested palettes for this hue.

Night Velvet View all →

Velvet & Silk View all →

Electric Vibes View all →