black

#000000

#664DB6

#664DB6

Contrast Ratio

3.3:1

Delta E

75.36

Very Different

50:50 Mix

Color Values

Format #000000 #664DB6
HEX #000000 #664DB6
RGB 0, 0, 0 102, 77, 182
HSL 0.0, 0.0%, 0.0% 254.3, 41.8%, 50.8%
HSV 0.0, 0.0%, 0.0% 254.3, 57.7%, 71.4%
CMYK 0%, 0%, 0%, 100% 44.0%, 57.7%, 0.0%, 28.6%
OKLCH 0.0 0.0 0.0 0.5015 0.1592 290.5

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: #664DB6 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #664DB6

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #664DB6);
background: linear-gradient(135deg, #000000, #664DB6);

Explore Each Color

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