black

#000000

#AD1D13

#AD1D13

Contrast Ratio

2.96:1

Delta E

79.82

Very Different

50:50 Mix

Color Values

Format #000000 #AD1D13
HEX #000000 #AD1D13
RGB 0, 0, 0 173, 29, 19
HSL 0.0, 0.0%, 0.0% 3.9, 80.2%, 37.6%
HSV 0.0, 0.0%, 0.0% 3.9, 89.0%, 67.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.2%, 89.0%, 32.2%
OKLCH 0.0 0.0 0.0 0.4826 0.1799 29.5

Contrast & Accessibility

2.96:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AD1D13 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AD1D13

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AD1D13);
background: linear-gradient(135deg, #000000, #AD1D13);

Explore Each Color

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