black

#000000

#643C25

#643C25

Contrast Ratio

2.21:1

Delta E

39.54

Very Different

50:50 Mix

Color Values

Format #000000 #643C25
HEX #000000 #643C25
RGB 0, 0, 0 100, 60, 37
HSL 0.0, 0.0%, 0.0% 21.9, 46.0%, 26.9%
HSV 0.0, 0.0%, 0.0% 21.9, 63.0%, 39.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 40.0%, 63.0%, 60.8%
OKLCH 0.0 0.0 0.0 0.3987 0.0666 49.9

Contrast & Accessibility

2.21:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #643C25 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #643C25

Color Difference (Delta E)

39.54 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #643C25);
background: linear-gradient(135deg, #000000, #643C25);

Explore Each Color

Related Comparisons