black

#000000

#CF1615

#CF1615

Contrast Ratio

3.78:1

Delta E

94.35

Very Different

50:50 Mix

Color Values

Format #000000 #CF1615
HEX #000000 #CF1615
RGB 0, 0, 0 207, 22, 21
HSL 0.0, 0.0%, 0.0% 0.3, 81.6%, 44.7%
HSV 0.0, 0.0%, 0.0% 0.3, 89.9%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 89.4%, 89.9%, 18.8%
OKLCH 0.0 0.0 0.0 0.5436 0.2131 28.4

Contrast & Accessibility

3.78:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF1615 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF1615

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF1615);
background: linear-gradient(135deg, #000000, #CF1615);

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