black

#000000

#B31C39

#B31C39

Contrast Ratio

3.14:1

Delta E

74.43

Very Different

50:50 Mix

Color Values

Format #000000 #B31C39
HEX #000000 #B31C39
RGB 0, 0, 0 179, 28, 57
HSL 0.0, 0.0%, 0.0% 348.5, 72.9%, 40.6%
HSV 0.0, 0.0%, 0.0% 348.5, 84.4%, 70.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 84.4%, 68.2%, 29.8%
OKLCH 0.0 0.0 0.0 0.4979 0.183 17.9

Contrast & Accessibility

3.14:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B31C39 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B31C39

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B31C39);
background: linear-gradient(135deg, #000000, #B31C39);

Explore Each Color

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