black

#000000

#B7173D

#B7173D

Contrast Ratio

3.2:1

Delta E

76.04

Very Different

50:50 Mix

Color Values

Format #000000 #B7173D
HEX #000000 #B7173D
RGB 0, 0, 0 183, 23, 61
HSL 0.0, 0.0%, 0.0% 345.8, 77.7%, 40.4%
HSV 0.0, 0.0%, 0.0% 345.8, 87.4%, 71.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.4%, 66.7%, 28.2%
OKLCH 0.0 0.0 0.0 0.5034 0.1895 16.1

Contrast & Accessibility

3.2:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B7173D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B7173D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B7173D);
background: linear-gradient(135deg, #000000, #B7173D);

Explore Each Color

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