black

#000000

#A01F13

#A01F13

Contrast Ratio

2.7:1

Delta E

73.87

Very Different

50:50 Mix

Color Values

Format #000000 #A01F13
HEX #000000 #A01F13
RGB 0, 0, 0 160, 31, 19
HSL 0.0, 0.0%, 0.0% 5.1, 78.8%, 35.1%
HSV 0.0, 0.0%, 0.0% 5.1, 88.1%, 62.7%
CMYK 0%, 0%, 0%, 100% 0.0%, 80.6%, 88.1%, 37.3%
OKLCH 0.0 0.0 0.0 0.4594 0.1663 30.0

Contrast & Accessibility

2.7:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A01F13 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A01F13

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A01F13);
background: linear-gradient(135deg, #000000, #A01F13);

Explore Each Color

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