black

#000000

#EF5D51

#EF5D51

Contrast Ratio

6.35:1

Delta E

88.64

Very Different

50:50 Mix

Color Values

Format #000000 #EF5D51
HEX #000000 #EF5D51
RGB 0, 0, 0 239, 93, 81
HSL 0.0, 0.0%, 0.0% 4.6, 83.2%, 62.7%
HSV 0.0, 0.0%, 0.0% 4.6, 66.1%, 93.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 61.1%, 66.1%, 6.3%
OKLCH 0.0 0.0 0.0 0.6658 0.1825 27.7

Contrast & Accessibility

6.35:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EF5D51 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #EF5D51

Color Difference (Delta E)

88.64 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, #EF5D51);
background: linear-gradient(135deg, #000000, #EF5D51);

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