black

#000000

#B1312F

#B1312F

Contrast Ratio

3.35:1

Delta E

72.87

Very Different

50:50 Mix

Color Values

Format #000000 #B1312F
HEX #000000 #B1312F
RGB 0, 0, 0 177, 49, 47
HSL 0.0, 0.0%, 0.0% 0.9, 58.0%, 43.9%
HSV 0.0, 0.0%, 0.0% 0.9, 73.4%, 69.4%
CMYK 0%, 0%, 0%, 100% 0.0%, 72.3%, 73.4%, 30.6%
OKLCH 0.0 0.0 0.0 0.5096 0.1651 26.0

Contrast & Accessibility

3.35:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #B1312F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #B1312F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #B1312F);
background: linear-gradient(135deg, #000000, #B1312F);

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