black

#000000

#B50F31

#B50F31

Contrast Ratio

3.08:1

Delta E

77.7

Very Different

50:50 Mix

Color Values

Format #000000 #B50F31
HEX #000000 #B50F31
RGB 0, 0, 0 181, 15, 49
HSL 0.0, 0.0%, 0.0% 347.7, 84.7%, 38.4%
HSV 0.0, 0.0%, 0.0% 347.7, 91.7%, 71.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 91.7%, 72.9%, 29.0%
OKLCH 0.0 0.0 0.0 0.4941 0.1915 19.7

Contrast & Accessibility

3.08:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B50F31 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B50F31

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B50F31);
background: linear-gradient(135deg, #000000, #B50F31);

Explore Each Color

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