black

#000000

#E42321

#E42321

Contrast Ratio

4.56:1

Delta E

99.49

Very Different

50:50 Mix

Color Values

Format #000000 #E42321
HEX #000000 #E42321
RGB 0, 0, 0 228, 35, 33
HSL 0.0, 0.0%, 0.0% 0.6, 78.3%, 51.2%
HSV 0.0, 0.0%, 0.0% 0.6, 85.5%, 89.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 84.6%, 85.5%, 10.6%
OKLCH 0.0 0.0 0.0 0.5896 0.2242 28.0

Contrast & Accessibility

4.56:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #E42321 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #E42321

Color Difference (Delta E)

99.49 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, #E42321);
background: linear-gradient(135deg, #000000, #E42321);

Explore Each Color

Related Comparisons