black

#000000

#B71D2B

#B71D2B

Contrast Ratio

3.22:1

Delta E

78.59

Very Different

50:50 Mix

Color Values

Format #000000 #B71D2B
HEX #000000 #B71D2B
RGB 0, 0, 0 183, 29, 43
HSL 0.0, 0.0%, 0.0% 354.5, 72.6%, 41.6%
HSV 0.0, 0.0%, 0.0% 354.5, 84.2%, 71.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 84.2%, 76.5%, 28.2%
OKLCH 0.0 0.0 0.0 0.5038 0.1867 23.5

Contrast & Accessibility

3.22:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B71D2B β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #B71D2B

Color Difference (Delta E)

78.59 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, #B71D2B);
background: linear-gradient(135deg, #000000, #B71D2B);

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