black

#000000

#556680

#556680

Contrast Ratio

3.6:1

Delta E

45.84

Very Different

50:50 Mix

Color Values

Format #000000 #556680
HEX #000000 #556680
RGB 0, 0, 0 85, 102, 128
HSL 0.0, 0.0%, 0.0% 216.3, 20.2%, 41.8%
HSV 0.0, 0.0%, 0.0% 216.3, 33.6%, 50.2%
CMYK 0%, 0%, 0%, 100% 33.6%, 20.3%, 0.0%, 49.8%
OKLCH 0.0 0.0 0.0 0.5064 0.0465 258.8

Contrast & Accessibility

3.6:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #556680 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #556680

Color Difference (Delta E)

45.84 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, #556680);
background: linear-gradient(135deg, #000000, #556680);

Explore Each Color

Related Comparisons