black

#000000

#CF3530

#CF3530

Contrast Ratio

4.21:1

Delta E

85.48

Very Different

50:50 Mix

Color Values

Format #000000 #CF3530
HEX #000000 #CF3530
RGB 0, 0, 0 207, 53, 48
HSL 0.0, 0.0%, 0.0% 1.9, 62.4%, 50.0%
HSV 0.0, 0.0%, 0.0% 1.9, 76.8%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 74.4%, 76.8%, 18.8%
OKLCH 0.0 0.0 0.0 0.5661 0.1916 27.2

Contrast & Accessibility

4.21:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF3530 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF3530

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF3530);
background: linear-gradient(135deg, #000000, #CF3530);

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