black

#000000

#C91818

#C91818

Contrast Ratio

3.63:1

Delta E

91.06

Very Different

50:50 Mix

Color Values

Format #000000 #C91818
HEX #000000 #C91818
RGB 0, 0, 0 201, 24, 24
HSL 0.0, 0.0%, 0.0% 0.0, 78.7%, 44.1%
HSV 0.0, 0.0%, 0.0% 0.0, 88.1%, 78.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 88.1%, 88.1%, 21.2%
OKLCH 0.0 0.0 0.0 0.5333 0.2069 28.1

Contrast & Accessibility

3.63:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C91818 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #C91818

Color Difference (Delta E)

91.06 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C91818);
background: linear-gradient(135deg, #000000, #C91818);

Explore Each Color

Related Comparisons