black

#000000

#C81E2F

#C81E2F

Contrast Ratio

3.68:1

Delta E

84.96

Very Different

50:50 Mix

Color Values

Format #000000 #C81E2F
HEX #000000 #C81E2F
RGB 0, 0, 0 200, 30, 47
HSL 0.0, 0.0%, 0.0% 354.0, 73.9%, 45.1%
HSV 0.0, 0.0%, 0.0% 354.0, 85.0%, 78.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 85.0%, 76.5%, 21.6%
OKLCH 0.0 0.0 0.0 0.5367 0.2011 23.4

Contrast & Accessibility

3.68:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C81E2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #C81E2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C81E2F);
background: linear-gradient(135deg, #000000, #C81E2F);

Explore Each Color

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