black

#000000

#ED4543

#ED4543

Contrast Ratio

5.53:1

Delta E

92.72

Very Different

50:50 Mix

Color Values

Format #000000 #ED4543
HEX #000000 #ED4543
RGB 0, 0, 0 237, 69, 67
HSL 0.0, 0.0%, 0.0% 0.7, 82.5%, 59.6%
HSV 0.0, 0.0%, 0.0% 0.7, 71.7%, 92.9%
CMYK 0%, 0%, 0%, 100% 0.0%, 70.9%, 71.7%, 7.1%
OKLCH 0.0 0.0 0.0 0.6343 0.2052 25.8

Contrast & Accessibility

5.53:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #ED4543 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #ED4543

Color Difference (Delta E)

92.72 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #ED4543);
background: linear-gradient(135deg, #000000, #ED4543);

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