black

#000000

#CF3F37

#CF3F37

Contrast Ratio

4.42:1

Delta E

82.9

Very Different

50:50 Mix

Color Values

Format #000000 #CF3F37
HEX #000000 #CF3F37
RGB 0, 0, 0 207, 63, 55
HSL 0.0, 0.0%, 0.0% 3.2, 61.3%, 51.4%
HSV 0.0, 0.0%, 0.0% 3.2, 73.4%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 69.6%, 73.4%, 18.8%
OKLCH 0.0 0.0 0.0 0.5766 0.1821 27.5

Contrast & Accessibility

4.42:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF3F37 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #CF3F37

Color Difference (Delta E)

82.9 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, #CF3F37);
background: linear-gradient(135deg, #000000, #CF3F37);

Explore Each Color

Related Comparisons