black

#000000

#66557D

#66557D

Contrast Ratio

3.16:1

Delta E

46.75

Very Different

50:50 Mix

Color Values

Format #000000 #66557D
HEX #000000 #66557D
RGB 0, 0, 0 102, 85, 125
HSL 0.0, 0.0%, 0.0% 265.5, 19.0%, 41.2%
HSV 0.0, 0.0%, 0.0% 265.5, 32.0%, 49.0%
CMYK 0%, 0%, 0%, 100% 18.4%, 32.0%, 0.0%, 51.0%
OKLCH 0.0 0.0 0.0 0.4824 0.066 303.5

Contrast & Accessibility

3.16:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #66557D β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #66557D

Color Difference (Delta E)

46.75 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, #66557D);
background: linear-gradient(135deg, #000000, #66557D);

Explore Each Color

Related Comparisons