black

#000000

#F01B1D

#F01B1D

Contrast Ratio

4.88:1

Delta E

105.8

Very Different

50:50 Mix

Color Values

Format #000000 #F01B1D
HEX #000000 #F01B1D
RGB 0, 0, 0 240, 27, 29
HSL 0.0, 0.0%, 0.0% 359.4, 87.7%, 52.4%
HSV 0.0, 0.0%, 0.0% 359.4, 88.8%, 94.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 88.8%, 87.9%, 5.9%
OKLCH 0.0 0.0 0.0 0.6077 0.2381 28.0

Contrast & Accessibility

4.88:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F01B1D β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F01B1D

Color Difference (Delta E)

105.8 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, #F01B1D);
background: linear-gradient(135deg, #000000, #F01B1D);

Explore Each Color

Related Comparisons