black

#000000

#C81F36

#C81F36

Contrast Ratio

3.71:1

Delta E

83.48

Very Different

50:50 Mix

Color Values

Format #000000 #C81F36
HEX #000000 #C81F36
RGB 0, 0, 0 200, 31, 54
HSL 0.0, 0.0%, 0.0% 351.8, 73.2%, 45.3%
HSV 0.0, 0.0%, 0.0% 351.8, 84.5%, 78.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 84.5%, 73.0%, 21.6%
OKLCH 0.0 0.0 0.0 0.5382 0.2 21.4

Contrast & Accessibility

3.71:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C81F36 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #C81F36

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C81F36);
background: linear-gradient(135deg, #000000, #C81F36);

Explore Each Color

Related Comparisons