black

#000000

#644FB2

#644FB2

Contrast Ratio

3.3:1

Delta E

72.4

Very Different

50:50 Mix

Color Values

Format #000000 #644FB2
HEX #000000 #644FB2
RGB 0, 0, 0 100, 79, 178
HSL 0.0, 0.0%, 0.0% 252.7, 39.1%, 50.4%
HSV 0.0, 0.0%, 0.0% 252.7, 55.6%, 69.8%
CMYK 0%, 0%, 0%, 100% 43.8%, 55.6%, 0.0%, 30.2%
OKLCH 0.0 0.0 0.0 0.5003 0.151 289.6

Contrast & Accessibility

3.3:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #644FB2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #644FB2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #644FB2);
background: linear-gradient(135deg, #000000, #644FB2);

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