black

#000000

#558A6C

#558A6C

Contrast Ratio

5.24:1

Delta E

59.56

Very Different

50:50 Mix

Color Values

Format #000000 #558A6C
HEX #000000 #558A6C
RGB 0, 0, 0 85, 138, 108
HSL 0.0, 0.0%, 0.0% 146.0, 23.8%, 43.7%
HSV 0.0, 0.0%, 0.0% 146.0, 38.4%, 54.1%
CMYK 0%, 0%, 0%, 100% 38.4%, 0.0%, 21.7%, 45.9%
OKLCH 0.0 0.0 0.0 0.5874 0.0735 158.3

Contrast & Accessibility

5.24:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #558A6C β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #558A6C

Color Difference (Delta E)

59.56 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, #558A6C);
background: linear-gradient(135deg, #000000, #558A6C);

Explore Each Color

Related Comparisons