black

#000000

#3F101D

#3F101D

Contrast Ratio

1.3:1

Delta E

27.46

Very Different

50:50 Mix

Color Values

Format #000000 #3F101D
HEX #000000 #3F101D
RGB 0, 0, 0 63, 16, 29
HSL 0.0, 0.0%, 0.0% 343.4, 59.5%, 15.5%
HSV 0.0, 0.0%, 0.0% 343.4, 74.6%, 24.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 74.6%, 54.0%, 75.3%
OKLCH 0.0 0.0 0.0 0.257 0.0739 7.1

Contrast & Accessibility

1.3:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F101D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #3F101D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F101D);
background: linear-gradient(135deg, #000000, #3F101D);

Explore Each Color

Related Comparisons