black

#000000

#645AFF

#645AFF

Contrast Ratio

4.45:1

Delta E

106.82

Very Different

50:50 Mix

Color Values

Format #000000 #645AFF
HEX #000000 #645AFF
RGB 0, 0, 0 100, 90, 255
HSL 0.0, 0.0%, 0.0% 243.6, 100.0%, 67.6%
HSV 0.0, 0.0%, 0.0% 243.6, 64.7%, 100.0%
CMYK 0%, 0%, 0%, 100% 60.8%, 64.7%, 0.0%, 0.0%
OKLCH 0.0 0.0 0.0 0.5776 0.2355 278.7

Contrast & Accessibility

4.45:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #645AFF → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #645AFF

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #645AFF);
background: linear-gradient(135deg, #000000, #645AFF);

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