black

#000000

#F01413

#F01413

Contrast Ratio

4.81:1

Delta E

108.15

Very Different

50:50 Mix

Color Values

Format #000000 #F01413
HEX #000000 #F01413
RGB 0, 0, 0 240, 20, 19
HSL 0.0, 0.0%, 0.0% 0.3, 88.0%, 50.8%
HSV 0.0, 0.0%, 0.0% 0.3, 92.1%, 94.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 91.7%, 92.1%, 5.9%
OKLCH 0.0 0.0 0.0 0.6047 0.2411 28.7

Contrast & Accessibility

4.81:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #F01413 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #F01413

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #F01413);
background: linear-gradient(135deg, #000000, #F01413);

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