black

#000000

#AC3B15

#AC3B15

Contrast Ratio

3.39:1

Delta E

75.82

Very Different

50:50 Mix

Color Values

Format #000000 #AC3B15
HEX #000000 #AC3B15
RGB 0, 0, 0 172, 59, 21
HSL 0.0, 0.0%, 0.0% 15.1, 78.2%, 37.8%
HSV 0.0, 0.0%, 0.0% 15.1, 87.8%, 67.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 65.7%, 87.8%, 32.5%
OKLCH 0.0 0.0 0.0 0.5095 0.1553 37.4

Contrast & Accessibility

3.39:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AC3B15 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AC3B15

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AC3B15);
background: linear-gradient(135deg, #000000, #AC3B15);

Explore Each Color

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