black

#000000

#A6180D

#A6180D

Contrast Ratio

2.76:1

Delta E

78.59

Very Different

50:50 Mix

Color Values

Format #000000 #A6180D
HEX #000000 #A6180D
RGB 0, 0, 0 166, 24, 13
HSL 0.0, 0.0%, 0.0% 4.3, 85.5%, 35.1%
HSV 0.0, 0.0%, 0.0% 4.3, 92.2%, 65.1%
CMYK 0%, 0%, 0%, 100% 0.0%, 85.5%, 92.2%, 34.9%
OKLCH 0.0 0.0 0.0 0.4657 0.1768 29.8

Contrast & Accessibility

2.76:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A6180D → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A6180D

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A6180D);
background: linear-gradient(135deg, #000000, #A6180D);

Explore Each Color

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