black

#000000

#EF4948

#EF4948

Contrast Ratio

5.72:1

Delta E

92.2

Very Different

50:50 Mix

Color Values

Format #000000 #EF4948
HEX #000000 #EF4948
RGB 0, 0, 0 239, 73, 72
HSL 0.0, 0.0%, 0.0% 0.4, 83.9%, 61.0%
HSV 0.0, 0.0%, 0.0% 0.4, 69.9%, 93.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 69.5%, 69.9%, 6.3%
OKLCH 0.0 0.0 0.0 0.6422 0.203 25.2

Contrast & Accessibility

5.72:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EF4948 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #EF4948

Color Difference (Delta E)

92.2 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, #EF4948);
background: linear-gradient(135deg, #000000, #EF4948);

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