black

#000000

#AD1527

#AD1527

Contrast Ratio

2.91:1

Delta E

75.82

Very Different

50:50 Mix

Color Values

Format #000000 #AD1527
HEX #000000 #AD1527
RGB 0, 0, 0 173, 21, 39
HSL 0.0, 0.0%, 0.0% 352.9, 78.4%, 38.0%
HSV 0.0, 0.0%, 0.0% 352.9, 87.9%, 67.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.9%, 77.5%, 32.2%
OKLCH 0.0 0.0 0.0 0.4799 0.1824 23.0

Contrast & Accessibility

2.91:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AD1527 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AD1527

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AD1527);
background: linear-gradient(135deg, #000000, #AD1527);

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