black

#000000

#CF373F

#CF373F

Contrast Ratio

4.27:1

Delta E

82.23

Very Different

50:50 Mix

Color Values

Format #000000 #CF373F
HEX #000000 #CF373F
RGB 0, 0, 0 207, 55, 63
HSL 0.0, 0.0%, 0.0% 356.8, 61.3%, 51.4%
HSV 0.0, 0.0%, 0.0% 356.8, 73.4%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 73.4%, 69.6%, 18.8%
OKLCH 0.0 0.0 0.0 0.5699 0.1883 22.9

Contrast & Accessibility

4.27:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF373F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF373F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF373F);
background: linear-gradient(135deg, #000000, #CF373F);

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