black

#000000

#A71C13

#A71C13

Contrast Ratio

2.82:1

Delta E

77.29

Very Different

50:50 Mix

Color Values

Format #000000 #A71C13
HEX #000000 #A71C13
RGB 0, 0, 0 167, 28, 19
HSL 0.0, 0.0%, 0.0% 3.6, 79.6%, 36.5%
HSV 0.0, 0.0%, 0.0% 3.6, 88.6%, 65.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.2%, 88.6%, 34.5%
OKLCH 0.0 0.0 0.0 0.4705 0.1749 29.3

Contrast & Accessibility

2.82:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A71C13 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A71C13

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A71C13);
background: linear-gradient(135deg, #000000, #A71C13);

Explore Each Color

Related Comparisons