black

#000000

#AD2913

#AD2913

Contrast Ratio

3.1:1

Delta E

78.57

Very Different

50:50 Mix

Color Values

Format #000000 #AD2913
HEX #000000 #AD2913
RGB 0, 0, 0 173, 41, 19
HSL 0.0, 0.0%, 0.0% 8.6, 80.2%, 37.6%
HSV 0.0, 0.0%, 0.0% 8.6, 89.0%, 67.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 76.3%, 89.0%, 32.2%
OKLCH 0.0 0.0 0.0 0.492 0.1716 32.0

Contrast & Accessibility

3.1:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AD2913 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AD2913

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AD2913);
background: linear-gradient(135deg, #000000, #AD2913);

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