black

#000000

#EF2F2F

#EF2F2F

Contrast Ratio

5.12:1

Delta E

99.93

Very Different

50:50 Mix

Color Values

Format #000000 #EF2F2F
HEX #000000 #EF2F2F
RGB 0, 0, 0 239, 47, 47
HSL 0.0, 0.0%, 0.0% 0.0, 85.7%, 56.1%
HSV 0.0, 0.0%, 0.0% 0.0, 80.3%, 93.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 80.3%, 80.3%, 6.3%
OKLCH 0.0 0.0 0.0 0.6177 0.2257 27.0

Contrast & Accessibility

5.12:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EF2F2F β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #EF2F2F

Color Difference (Delta E)

99.93 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, #EF2F2F);
background: linear-gradient(135deg, #000000, #EF2F2F);

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