black

#000000

#90170D

#90170D

Contrast Ratio

2.31:1

Delta E

68.97

Very Different

50:50 Mix

Color Values

Format #000000 #90170D
HEX #000000 #90170D
RGB 0, 0, 0 144, 23, 13
HSL 0.0, 0.0%, 0.0% 4.6, 83.4%, 30.8%
HSV 0.0, 0.0%, 0.0% 4.6, 91.0%, 56.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 84.0%, 91.0%, 43.5%
OKLCH 0.0 0.0 0.0 0.4222 0.1568 29.8

Contrast & Accessibility

2.31:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #90170D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #90170D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #90170D);
background: linear-gradient(135deg, #000000, #90170D);

Explore Each Color

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