black

#000000

#E23F3C

#E23F3C

Contrast Ratio

5.01:1

Delta E

90.07

Very Different

50:50 Mix

Color Values

Format #000000 #E23F3C
HEX #000000 #E23F3C
RGB 0, 0, 0 226, 63, 60
HSL 0.0, 0.0%, 0.0% 1.1, 74.1%, 56.1%
HSV 0.0, 0.0%, 0.0% 1.1, 73.5%, 88.6%
CMYK 0%, 0%, 0%, 100% 0.0%, 72.1%, 73.5%, 11.4%
OKLCH 0.0 0.0 0.0 0.6093 0.2004 26.3

Contrast & Accessibility

5.01:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #E23F3C β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #E23F3C

Color Difference (Delta E)

90.07 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, #E23F3C);
background: linear-gradient(135deg, #000000, #E23F3C);

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