black

#000000

#B33F39

#B33F39

Contrast Ratio

3.69:1

Delta E

70.11

Very Different

50:50 Mix

Color Values

Format #000000 #B33F39
HEX #000000 #B33F39
RGB 0, 0, 0 179, 63, 57
HSL 0.0, 0.0%, 0.0% 3.0, 51.7%, 46.3%
HSV 0.0, 0.0%, 0.0% 3.0, 68.2%, 70.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 64.8%, 68.2%, 29.8%
OKLCH 0.0 0.0 0.0 0.5301 0.1521 26.6

Contrast & Accessibility

3.69:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B33F39 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B33F39

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B33F39);
background: linear-gradient(135deg, #000000, #B33F39);

Explore Each Color

Related Comparisons