black

#000000

#F33534

#F33534

Contrast Ratio

5.37:1

Delta E

99.95

Very Different

50:50 Mix

Color Values

Format #000000 #F33534
HEX #000000 #F33534
RGB 0, 0, 0 243, 53, 52
HSL 0.0, 0.0%, 0.0% 0.3, 88.8%, 57.8%
HSV 0.0, 0.0%, 0.0% 0.3, 78.6%, 95.3%
CMYK 0%, 0%, 0%, 100% 0.0%, 78.2%, 78.6%, 4.7%
OKLCH 0.0 0.0 0.0 0.6294 0.2249 26.8

Contrast & Accessibility

5.37:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F33534 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F33534

Color Difference (Delta E)

99.95 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, #F33534);
background: linear-gradient(135deg, #000000, #F33534);

Explore Each Color

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