black

#000000

#C31929

#C31929

Contrast Ratio

3.49:1

Delta E

84.54

Very Different

50:50 Mix

Color Values

Format #000000 #C31929
HEX #000000 #C31929
RGB 0, 0, 0 195, 25, 41
HSL 0.0, 0.0%, 0.0% 354.4, 77.3%, 43.1%
HSV 0.0, 0.0%, 0.0% 354.4, 87.2%, 76.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.2%, 79.0%, 23.5%
OKLCH 0.0 0.0 0.0 0.524 0.1997 24.2

Contrast & Accessibility

3.49:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #C31929 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #C31929

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #C31929);
background: linear-gradient(135deg, #000000, #C31929);

Explore Each Color

Related Comparisons