black

#000000

#CD3A31

#CD3A31

Contrast Ratio

4.25:1

Delta E

83.85

Very Different

50:50 Mix

Color Values

Format #000000 #CD3A31
HEX #000000 #CD3A31
RGB 0, 0, 0 205, 58, 49
HSL 0.0, 0.0%, 0.0% 3.5, 61.4%, 49.8%
HSV 0.0, 0.0%, 0.0% 3.5, 76.1%, 80.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 71.7%, 76.1%, 19.6%
OKLCH 0.0 0.0 0.0 0.5674 0.1854 28.1

Contrast & Accessibility

4.25:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CD3A31 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #CD3A31

Color Difference (Delta E)

83.85 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, #CD3A31);
background: linear-gradient(135deg, #000000, #CD3A31);

Explore Each Color

Related Comparisons