black

#000000

#AA3138

#AA3138

Contrast Ratio

3.21:1

Delta E

68.0

Very Different

50:50 Mix

Color Values

Format #000000 #AA3138
HEX #000000 #AA3138
RGB 0, 0, 0 170, 49, 56
HSL 0.0, 0.0%, 0.0% 356.5, 55.3%, 42.9%
HSV 0.0, 0.0%, 0.0% 356.5, 71.2%, 66.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 71.2%, 67.1%, 33.3%
OKLCH 0.0 0.0 0.0 0.4987 0.1568 21.9

Contrast & Accessibility

3.21:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AA3138 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #AA3138

Color Difference (Delta E)

68.0 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AA3138);
background: linear-gradient(135deg, #000000, #AA3138);

Explore Each Color

Related Comparisons