black

#000000

#D11515

#D11515

Contrast Ratio

3.83:1

Delta E

95.24

Very Different

50:50 Mix

Color Values

Format #000000 #D11515
HEX #000000 #D11515
RGB 0, 0, 0 209, 21, 21
HSL 0.0, 0.0%, 0.0% 0.0, 81.7%, 45.1%
HSV 0.0, 0.0%, 0.0% 0.0, 90.0%, 82.0%
CMYK 0%, 0%, 0%, 100% 0.0%, 90.0%, 90.0%, 18.0%
OKLCH 0.0 0.0 0.0 0.547 0.2152 28.3

Contrast & Accessibility

3.83:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #D11515 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #D11515

Color Difference (Delta E)

95.24 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, #D11515);
background: linear-gradient(135deg, #000000, #D11515);

Explore Each Color

Related Comparisons