black

#000000

#B7351D

#B7351D

Contrast Ratio

3.54:1

Delta E

79.37

Very Different

50:50 Mix

Color Values

Format #000000 #B7351D
HEX #000000 #B7351D
RGB 0, 0, 0 183, 53, 29
HSL 0.0, 0.0%, 0.0% 9.4, 72.6%, 41.6%
HSV 0.0, 0.0%, 0.0% 9.4, 84.2%, 71.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 71.0%, 84.2%, 28.2%
OKLCH 0.0 0.0 0.0 0.5222 0.1706 32.6

Contrast & Accessibility

3.54:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B7351D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B7351D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B7351D);
background: linear-gradient(135deg, #000000, #B7351D);

Explore Each Color

Related Comparisons