black

#000000

#AD1D2F

#AD1D2F

Contrast Ratio

2.99:1

Delta E

73.42

Very Different

50:50 Mix

Color Values

Format #000000 #AD1D2F
HEX #000000 #AD1D2F
RGB 0, 0, 0 173, 29, 47
HSL 0.0, 0.0%, 0.0% 352.5, 71.3%, 39.6%
HSV 0.0, 0.0%, 0.0% 352.5, 83.2%, 67.8%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.2%, 72.8%, 32.2%
OKLCH 0.0 0.0 0.0 0.4856 0.1772 21.3

Contrast & Accessibility

2.99:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AD1D2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AD1D2F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AD1D2F);
background: linear-gradient(135deg, #000000, #AD1D2F);

Explore Each Color

Related Comparisons