black

#000000

#AC3551

#AC3551

Contrast Ratio

3.38:1

Delta E

65.85

Very Different

50:50 Mix

Color Values

Format #000000 #AC3551
HEX #000000 #AC3551
RGB 0, 0, 0 172, 53, 81
HSL 0.0, 0.0%, 0.0% 345.9, 52.9%, 44.1%
HSV 0.0, 0.0%, 0.0% 345.9, 69.2%, 67.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 69.2%, 52.9%, 32.5%
OKLCH 0.0 0.0 0.0 0.5118 0.1549 10.6

Contrast & Accessibility

3.38:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AC3551 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AC3551

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AC3551);
background: linear-gradient(135deg, #000000, #AC3551);

Explore Each Color

Related Comparisons