black

#000000

#B71B2F

#B71B2F

Contrast Ratio

3.21:1

Delta E

77.96

Very Different

50:50 Mix

Color Values

Format #000000 #B71B2F
HEX #000000 #B71B2F
RGB 0, 0, 0 183, 27, 47
HSL 0.0, 0.0%, 0.0% 352.3, 74.3%, 41.2%
HSV 0.0, 0.0%, 0.0% 352.3, 85.2%, 71.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 85.2%, 74.3%, 28.2%
OKLCH 0.0 0.0 0.0 0.5032 0.1875 21.8

Contrast & Accessibility

3.21:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B71B2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B71B2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B71B2F);
background: linear-gradient(135deg, #000000, #B71B2F);

Explore Each Color

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