black

#000000

#CF2525

#CF2525

Contrast Ratio

3.94:1

Delta E

89.57

Very Different

50:50 Mix

Color Values

Format #000000 #CF2525
HEX #000000 #CF2525
RGB 0, 0, 0 207, 37, 37
HSL 0.0, 0.0%, 0.0% 0.0, 69.7%, 47.8%
HSV 0.0, 0.0%, 0.0% 0.0, 82.1%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 82.1%, 82.1%, 18.8%
OKLCH 0.0 0.0 0.0 0.5527 0.2042 27.2

Contrast & Accessibility

3.94:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF2525 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF2525

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF2525);
background: linear-gradient(135deg, #000000, #CF2525);

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