black

#000000

#B9181C

#B9181C

Contrast Ratio

3.21:1

Delta E

83.34

Very Different

50:50 Mix

Color Values

Format #000000 #B9181C
HEX #000000 #B9181C
RGB 0, 0, 0 185, 24, 28
HSL 0.0, 0.0%, 0.0% 358.5, 77.0%, 41.0%
HSV 0.0, 0.0%, 0.0% 358.5, 87.0%, 72.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 87.0%, 84.9%, 27.5%
OKLCH 0.0 0.0 0.0 0.5032 0.1926 27.0

Contrast & Accessibility

3.21:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B9181C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B9181C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B9181C);
background: linear-gradient(135deg, #000000, #B9181C);

Explore Each Color

Related Comparisons