black

#000000

#AC501B

#AC501B

Contrast Ratio

3.92:1

Delta E

73.28

Very Different

50:50 Mix

Color Values

Format #000000 #AC501B
HEX #000000 #AC501B
RGB 0, 0, 0 172, 80, 27
HSL 0.0, 0.0%, 0.0% 21.9, 72.9%, 39.0%
HSV 0.0, 0.0%, 0.0% 21.9, 84.3%, 67.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 53.5%, 84.3%, 32.5%
OKLCH 0.0 0.0 0.0 0.5394 0.136 46.3

Contrast & Accessibility

3.92:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AC501B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AC501B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AC501B);
background: linear-gradient(135deg, #000000, #AC501B);

Explore Each Color

Related Comparisons