black

#000000

#A63F18

#A63F18

Contrast Ratio

3.35:1

Delta E

72.11

Very Different

50:50 Mix

Color Values

Format #000000 #A63F18
HEX #000000 #A63F18
RGB 0, 0, 0 166, 63, 24
HSL 0.0, 0.0%, 0.0% 16.5, 74.7%, 37.3%
HSV 0.0, 0.0%, 0.0% 16.5, 85.5%, 65.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 62.0%, 85.5%, 34.9%
OKLCH 0.0 0.0 0.0 0.5049 0.1448 39.2

Contrast & Accessibility

3.35:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A63F18 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A63F18

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A63F18);
background: linear-gradient(135deg, #000000, #A63F18);

Explore Each Color

Related Comparisons