black

#000000

#B22B37

#B22B37

Contrast Ratio

3.29:1

Delta E

72.51

Very Different

50:50 Mix

Color Values

Format #000000 #B22B37
HEX #000000 #B22B37
RGB 0, 0, 0 178, 43, 55
HSL 0.0, 0.0%, 0.0% 354.7, 61.1%, 43.3%
HSV 0.0, 0.0%, 0.0% 354.7, 75.8%, 69.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 75.8%, 69.1%, 30.2%
OKLCH 0.0 0.0 0.0 0.5069 0.1707 21.3

Contrast & Accessibility

3.29:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B22B37 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B22B37

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B22B37);
background: linear-gradient(135deg, #000000, #B22B37);

Explore Each Color

Related Comparisons