black

#000000

#CD3731

#CD3731

Contrast Ratio

4.19:1

Delta E

84.17

Very Different

50:50 Mix

Color Values

Format #000000 #CD3731
HEX #000000 #CD3731
RGB 0, 0, 0 205, 55, 49
HSL 0.0, 0.0%, 0.0% 2.3, 61.4%, 49.8%
HSV 0.0, 0.0%, 0.0% 2.3, 76.1%, 80.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 73.2%, 76.1%, 19.6%
OKLCH 0.0 0.0 0.0 0.5645 0.1879 27.4

Contrast & Accessibility

4.19:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CD3731 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CD3731

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CD3731);
background: linear-gradient(135deg, #000000, #CD3731);

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