black

#000000

#CF1F1F

#CF1F1F

Contrast Ratio

3.87:1

Delta E

91.47

Very Different

50:50 Mix

Color Values

Format #000000 #CF1F1F
HEX #000000 #CF1F1F
RGB 0, 0, 0 207, 31, 31
HSL 0.0, 0.0%, 0.0% 0.0, 73.9%, 46.7%
HSV 0.0, 0.0%, 0.0% 0.0, 85.0%, 81.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 85.0%, 85.0%, 18.8%
OKLCH 0.0 0.0 0.0 0.5486 0.2082 27.6

Contrast & Accessibility

3.87:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #CF1F1F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #CF1F1F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #CF1F1F);
background: linear-gradient(135deg, #000000, #CF1F1F);

Explore Each Color

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