black

#000000

#DF1311

#DF1311

Contrast Ratio

4.24:1

Delta E

101.81

Very Different

50:50 Mix

Color Values

Format #000000 #DF1311
HEX #000000 #DF1311
RGB 0, 0, 0 223, 19, 17
HSL 0.0, 0.0%, 0.0% 0.6, 85.8%, 47.1%
HSV 0.0, 0.0%, 0.0% 0.6, 92.4%, 87.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 91.5%, 92.4%, 12.5%
OKLCH 0.0 0.0 0.0 0.5725 0.2277 28.8

Contrast & Accessibility

4.24:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #DF1311 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #DF1311

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #DF1311);
background: linear-gradient(135deg, #000000, #DF1311);

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