black

#000000

#B72813

#B72813

Contrast Ratio

3.33:1

Delta E

83.07

Very Different

50:50 Mix

Color Values

Format #000000 #B72813
HEX #000000 #B72813
RGB 0, 0, 0 183, 40, 19
HSL 0.0, 0.0%, 0.0% 7.7, 81.2%, 39.6%
HSV 0.0, 0.0%, 0.0% 7.7, 89.6%, 71.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 78.1%, 89.6%, 28.2%
OKLCH 0.0 0.0 0.0 0.5094 0.182 31.4

Contrast & Accessibility

3.33:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B72813 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B72813

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B72813);
background: linear-gradient(135deg, #000000, #B72813);

Explore Each Color

Related Comparisons