black

#000000

#AC312F

#AC312F

Contrast Ratio

3.23:1

Delta E

70.61

Very Different

50:50 Mix

Color Values

Format #000000 #AC312F
HEX #000000 #AC312F
RGB 0, 0, 0 172, 49, 47
HSL 0.0, 0.0%, 0.0% 1.0, 57.1%, 42.9%
HSV 0.0, 0.0%, 0.0% 1.0, 72.7%, 67.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 71.5%, 72.7%, 32.5%
OKLCH 0.0 0.0 0.0 0.5008 0.1599 25.8

Contrast & Accessibility

3.23:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #AC312F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #AC312F

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #AC312F);
background: linear-gradient(135deg, #000000, #AC312F);

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