black

#000000

#F12121

#F12121

Contrast Ratio

4.98:1

Delta E

104.96

Very Different

50:50 Mix

Color Values

Format #000000 #F12121
HEX #000000 #F12121
RGB 0, 0, 0 241, 33, 33
HSL 0.0, 0.0%, 0.0% 0.0, 88.1%, 53.7%
HSV 0.0, 0.0%, 0.0% 0.0, 86.3%, 94.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 86.3%, 86.3%, 5.5%
OKLCH 0.0 0.0 0.0 0.6123 0.2362 27.9

Contrast & Accessibility

4.98:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F12121 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #F12121

Color Difference (Delta E)

104.96 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, #F12121);
background: linear-gradient(135deg, #000000, #F12121);

Explore Each Color

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