black

#000000

#EF0D0D

#EF0D0D

Contrast Ratio

4.73:1

Delta E

109.05

Very Different

50:50 Mix

Color Values

Format #000000 #EF0D0D
HEX #000000 #EF0D0D
RGB 0, 0, 0 239, 13, 13
HSL 0.0, 0.0%, 0.0% 0.0, 89.7%, 49.4%
HSV 0.0, 0.0%, 0.0% 0.0, 94.6%, 93.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 94.6%, 94.6%, 6.3%
OKLCH 0.0 0.0 0.0 0.6008 0.2424 28.9

Contrast & Accessibility

4.73:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #EF0D0D β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #EF0D0D

Color Difference (Delta E)

109.05 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, #EF0D0D);
background: linear-gradient(135deg, #000000, #EF0D0D);

Explore Each Color

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