black

#000000

#37631F

#37631F

Contrast Ratio

2.97:1

Delta E

57.5

Very Different

50:50 Mix

Color Values

Format #000000 #37631F
HEX #000000 #37631F
RGB 0, 0, 0 55, 99, 31
HSL 0.0, 0.0%, 0.0% 98.8, 52.3%, 25.5%
HSV 0.0, 0.0%, 0.0% 98.8, 68.7%, 38.8%
CMYK 0%, 0%, 0%, 100% 44.4%, 0.0%, 68.7%, 61.2%
OKLCH 0.0 0.0 0.0 0.452 0.1096 136.3

Contrast & Accessibility

2.97:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #37631F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #37631F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #37631F);
background: linear-gradient(135deg, #000000, #37631F);

Explore Each Color

Related Comparisons