black

#000000

#51311B

#51311B

Contrast Ratio

1.81:1

Delta E

33.25

Very Different

50:50 Mix

Color Values

Format #000000 #51311B
HEX #000000 #51311B
RGB 0, 0, 0 81, 49, 27
HSL 0.0, 0.0%, 0.0% 24.4, 50.0%, 21.2%
HSV 0.0, 0.0%, 0.0% 24.4, 66.7%, 31.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 39.5%, 66.7%, 68.2%
OKLCH 0.0 0.0 0.0 0.3472 0.0578 54.1

Contrast & Accessibility

1.81:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #51311B β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #51311B

Color Difference (Delta E)

33.25 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #51311B);
background: linear-gradient(135deg, #000000, #51311B);

Explore Each Color

Related Comparisons