black

#000000

#643FA3

#643FA3

Contrast Ratio

2.78:1

Delta E

71.54

Very Different

50:50 Mix

Color Values

Format #000000 #643FA3
HEX #000000 #643FA3
RGB 0, 0, 0 100, 63, 163
HSL 0.0, 0.0%, 0.0% 262.2, 44.2%, 44.3%
HSV 0.0, 0.0%, 0.0% 262.2, 61.3%, 63.9%
CMYK 0%, 0%, 0%, 100% 38.7%, 61.3%, 0.0%, 36.1%
OKLCH 0.0 0.0 0.0 0.463 0.1548 297.0

Contrast & Accessibility

2.78:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #643FA3 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #643FA3

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #643FA3);
background: linear-gradient(135deg, #000000, #643FA3);

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