black

#000000

#B4273C

#B4273C

Contrast Ratio

3.3:1

Delta E

73.1

Very Different

50:50 Mix

Color Values

Format #000000 #B4273C
HEX #000000 #B4273C
RGB 0, 0, 0 180, 39, 60
HSL 0.0, 0.0%, 0.0% 351.1, 64.4%, 42.9%
HSV 0.0, 0.0%, 0.0% 351.1, 78.3%, 70.6%
CMYK 0%, 0%, 0%, 100% 0.0%, 78.3%, 66.7%, 29.4%
OKLCH 0.0 0.0 0.0 0.508 0.1758 18.6

Contrast & Accessibility

3.3:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B4273C → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B4273C

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B4273C);
background: linear-gradient(135deg, #000000, #B4273C);

Explore Each Color

Related Comparisons