black

#000000

#A71C2D

#A71C2D

Contrast Ratio

2.85:1

Delta E

71.29

Very Different

50:50 Mix

Color Values

Format #000000 #A71C2D
HEX #000000 #A71C2D
RGB 0, 0, 0 167, 28, 45
HSL 0.0, 0.0%, 0.0% 352.7, 71.3%, 38.2%
HSV 0.0, 0.0%, 0.0% 352.7, 83.2%, 65.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.2%, 73.1%, 34.5%
OKLCH 0.0 0.0 0.0 0.4734 0.1723 21.4

Contrast & Accessibility

2.85:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A71C2D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A71C2D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A71C2D);
background: linear-gradient(135deg, #000000, #A71C2D);

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