black

#000000

#B13B11

#B13B11

Contrast Ratio

3.5:1

Delta E

78.9

Very Different

50:50 Mix

Color Values

Format #000000 #B13B11
HEX #000000 #B13B11
RGB 0, 0, 0 177, 59, 17
HSL 0.0, 0.0%, 0.0% 15.8, 82.5%, 38.0%
HSV 0.0, 0.0%, 0.0% 15.8, 90.4%, 69.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 66.7%, 90.4%, 30.6%
OKLCH 0.0 0.0 0.0 0.5178 0.1611 37.5

Contrast & Accessibility

3.5:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B13B11 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #B13B11

Color Difference (Delta E)

78.9 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, #B13B11);
background: linear-gradient(135deg, #000000, #B13B11);

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