black

#000000

#511A0D

#511A0D

Contrast Ratio

1.5:1

Delta E

37.55

Very Different

50:50 Mix

Color Values

Format #000000 #511A0D
HEX #000000 #511A0D
RGB 0, 0, 0 81, 26, 13
HSL 0.0, 0.0%, 0.0% 11.5, 72.3%, 18.4%
HSV 0.0, 0.0%, 0.0% 11.5, 84.0%, 31.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 67.9%, 84.0%, 68.2%
OKLCH 0.0 0.0 0.0 0.3026 0.0857 34.6

Contrast & Accessibility

1.5:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #511A0D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #511A0D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #511A0D);
background: linear-gradient(135deg, #000000, #511A0D);

Explore Each Color

Related Comparisons