black

#000000

#CF1B22

#CF1B22

Contrast Ratio

3.83:1

Delta E

91.07

Very Different

50:50 Mix

Color Values

Format #000000 #CF1B22
HEX #000000 #CF1B22
RGB 0, 0, 0 207, 27, 34
HSL 0.0, 0.0%, 0.0% 357.7, 76.9%, 45.9%
HSV 0.0, 0.0%, 0.0% 357.7, 87.0%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.0%, 83.6%, 18.8%
OKLCH 0.0 0.0 0.0 0.5468 0.2099 26.6

Contrast & Accessibility

3.83:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF1B22 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF1B22

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF1B22);
background: linear-gradient(135deg, #000000, #CF1B22);

Explore Each Color

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