black

#000000

#F54543

#F54543

Contrast Ratio

5.81:1

Delta E

96.09

Very Different

50:50 Mix

Color Values

Format #000000 #F54543
HEX #000000 #F54543
RGB 0, 0, 0 245, 69, 67
HSL 0.0, 0.0%, 0.0% 0.7, 89.9%, 61.2%
HSV 0.0, 0.0%, 0.0% 0.7, 72.7%, 96.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 71.8%, 72.7%, 3.9%
OKLCH 0.0 0.0 0.0 0.6476 0.2129 26.0

Contrast & Accessibility

5.81:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F54543 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F54543

Color Difference (Delta E)

96.09 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, #F54543);
background: linear-gradient(135deg, #000000, #F54543);

Explore Each Color

Related Comparisons