black

#000000

#664CC7

#664CC7

Contrast Ratio

3.42:1

Delta E

84.46

Very Different

50:50 Mix

Color Values

Format #000000 #664CC7
HEX #000000 #664CC7
RGB 0, 0, 0 102, 76, 199
HSL 0.0, 0.0%, 0.0% 252.7, 52.3%, 53.9%
HSV 0.0, 0.0%, 0.0% 252.7, 61.8%, 78.0%
CMYK 0%, 0%, 0%, 100% 48.7%, 61.8%, 0.0%, 22.0%
OKLCH 0.0 0.0 0.0 0.5125 0.1826 287.9

Contrast & Accessibility

3.42:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #664CC7 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #664CC7

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #664CC7);
background: linear-gradient(135deg, #000000, #664CC7);

Explore Each Color

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