black

#000000

#AA390D

#AA390D

Contrast Ratio

3.3:1

Delta E

76.84

Very Different

50:50 Mix

Color Values

Format #000000 #AA390D
HEX #000000 #AA390D
RGB 0, 0, 0 170, 57, 13
HSL 0.0, 0.0%, 0.0% 16.8, 85.8%, 35.9%
HSV 0.0, 0.0%, 0.0% 16.8, 92.4%, 66.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 66.5%, 92.4%, 33.3%
OKLCH 0.0 0.0 0.0 0.5032 0.1562 38.3

Contrast & Accessibility

3.3:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AA390D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AA390D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AA390D);
background: linear-gradient(135deg, #000000, #AA390D);

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