black

#000000

#F72424

#F72424

Contrast Ratio

5.23:1

Delta E

106.54

Very Different

50:50 Mix

Color Values

Format #000000 #F72424
HEX #000000 #F72424
RGB 0, 0, 0 247, 36, 36
HSL 0.0, 0.0%, 0.0% 0.0, 93.0%, 55.5%
HSV 0.0, 0.0%, 0.0% 0.0, 85.4%, 96.9%
CMYK 0%, 0%, 0%, 100% 0.0%, 85.4%, 85.4%, 3.1%
OKLCH 0.0 0.0 0.0 0.6248 0.2396 27.8

Contrast & Accessibility

5.23:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F72424 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F72424

Color Difference (Delta E)

106.54 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, #F72424);
background: linear-gradient(135deg, #000000, #F72424);

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