black

#000000

#AC373F

#AC373F

Contrast Ratio

3.37:1

Delta E

67.0

Very Different

50:50 Mix

Color Values

Format #000000 #AC373F
HEX #000000 #AC373F
RGB 0, 0, 0 172, 55, 63
HSL 0.0, 0.0%, 0.0% 355.9, 51.5%, 44.5%
HSV 0.0, 0.0%, 0.0% 355.9, 68.0%, 67.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 68.0%, 63.4%, 32.5%
OKLCH 0.0 0.0 0.0 0.51 0.1522 20.6

Contrast & Accessibility

3.37:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AC373F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AC373F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AC373F);
background: linear-gradient(135deg, #000000, #AC373F);

Explore Each Color

Related Comparisons