black

#000000

#C55D3F

#C55D3F

Contrast Ratio

5.01:1

Delta E

74.7

Very Different

50:50 Mix

Color Values

Format #000000 #C55D3F
HEX #000000 #C55D3F
RGB 0, 0, 0 197, 93, 63
HSL 0.0, 0.0%, 0.0% 13.4, 53.6%, 51.0%
HSV 0.0, 0.0%, 0.0% 13.4, 68.0%, 77.3%
CMYK 0%, 0%, 0%, 100% 0.0%, 52.8%, 68.0%, 22.7%
OKLCH 0.0 0.0 0.0 0.6003 0.1405 36.9

Contrast & Accessibility

5.01:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C55D3F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #C55D3F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C55D3F);
background: linear-gradient(135deg, #000000, #C55D3F);

Explore Each Color

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