black

#000000

#66508E

#66508E

Contrast Ratio

3.1:1

Delta E

54.82

Very Different

50:50 Mix

Color Values

Format #000000 #66508E
HEX #000000 #66508E
RGB 0, 0, 0 102, 80, 142
HSL 0.0, 0.0%, 0.0% 261.3, 27.9%, 43.5%
HSV 0.0, 0.0%, 0.0% 261.3, 43.7%, 55.7%
CMYK 0%, 0%, 0%, 100% 28.2%, 43.7%, 0.0%, 44.3%
OKLCH 0.0 0.0 0.0 0.4813 0.0995 299.0

Contrast & Accessibility

3.1:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66508E β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #66508E

Color Difference (Delta E)

54.82 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #66508E);
background: linear-gradient(135deg, #000000, #66508E);

Explore Each Color

Related Comparisons