black

#000000

#B3312B

#B3312B

Contrast Ratio

3.39:1

Delta E

74.65

Very Different

50:50 Mix

Color Values

Format #000000 #B3312B
HEX #000000 #B3312B
RGB 0, 0, 0 179, 49, 43
HSL 0.0, 0.0%, 0.0% 2.6, 61.3%, 43.5%
HSV 0.0, 0.0%, 0.0% 2.6, 76.0%, 70.2%
CMYK 0%, 0%, 0%, 100% 0.0%, 72.6%, 76.0%, 29.8%
OKLCH 0.0 0.0 0.0 0.5126 0.1677 27.5

Contrast & Accessibility

3.39:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B3312B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B3312B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B3312B);
background: linear-gradient(135deg, #000000, #B3312B);

Explore Each Color

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