black

#000000

#B71F25

#B71F25

Contrast Ratio

3.24:1

Delta E

79.73

Very Different

50:50 Mix

Color Values

Format #000000 #B71F25
HEX #000000 #B71F25
RGB 0, 0, 0 183, 31, 37
HSL 0.0, 0.0%, 0.0% 357.6, 71.0%, 42.0%
HSV 0.0, 0.0%, 0.0% 357.6, 83.1%, 71.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.1%, 79.8%, 28.2%
OKLCH 0.0 0.0 0.0 0.5044 0.186 25.6

Contrast & Accessibility

3.24:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B71F25 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B71F25

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B71F25);
background: linear-gradient(135deg, #000000, #B71F25);

Explore Each Color

Related Comparisons