black

#000000

#51645D

#51645D

Contrast Ratio

3.33:1

Delta E

41.63

Very Different

50:50 Mix

Color Values

Format #000000 #51645D
HEX #000000 #51645D
RGB 0, 0, 0 81, 100, 93
HSL 0.0, 0.0%, 0.0% 157.9, 10.5%, 35.5%
HSV 0.0, 0.0%, 0.0% 157.9, 19.0%, 39.2%
CMYK 0%, 0%, 0%, 100% 19.0%, 0.0%, 7.0%, 60.8%
OKLCH 0.0 0.0 0.0 0.4852 0.0256 170.8

Contrast & Accessibility

3.33:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51645D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #51645D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51645D);
background: linear-gradient(135deg, #000000, #51645D);

Explore Each Color

Related Comparisons