black

#000000

#CF2817

#CF2817

Contrast Ratio

3.97:1

Delta E

92.48

Very Different

50:50 Mix

Color Values

Format #000000 #CF2817
HEX #000000 #CF2817
RGB 0, 0, 0 207, 40, 23
HSL 0.0, 0.0%, 0.0% 5.5, 80.0%, 45.1%
HSV 0.0, 0.0%, 0.0% 5.5, 88.9%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 80.7%, 88.9%, 18.8%
OKLCH 0.0 0.0 0.0 0.5536 0.2038 30.3

Contrast & Accessibility

3.97:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF2817 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF2817

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF2817);
background: linear-gradient(135deg, #000000, #CF2817);

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