black

#000000

#A21C13

#A21C13

Contrast Ratio

2.71:1

Delta E

75.08

Very Different

50:50 Mix

Color Values

Format #000000 #A21C13
HEX #000000 #A21C13
RGB 0, 0, 0 162, 28, 19
HSL 0.0, 0.0%, 0.0% 3.8, 79.0%, 35.5%
HSV 0.0, 0.0%, 0.0% 3.8, 88.3%, 63.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 82.7%, 88.3%, 36.5%
OKLCH 0.0 0.0 0.0 0.461 0.1702 29.4

Contrast & Accessibility

2.71:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A21C13 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A21C13

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A21C13);
background: linear-gradient(135deg, #000000, #A21C13);

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