black

#000000

#C01F2F

#C01F2F

Contrast Ratio

3.48:1

Delta E

81.45

Very Different

50:50 Mix

Color Values

Format #000000 #C01F2F
HEX #000000 #C01F2F
RGB 0, 0, 0 192, 31, 47
HSL 0.0, 0.0%, 0.0% 354.0, 72.2%, 43.7%
HSV 0.0, 0.0%, 0.0% 354.0, 83.9%, 75.3%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.9%, 75.5%, 24.7%
OKLCH 0.0 0.0 0.0 0.5224 0.1933 23.0

Contrast & Accessibility

3.48:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C01F2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #C01F2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C01F2F);
background: linear-gradient(135deg, #000000, #C01F2F);

Explore Each Color

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