black

#000000

#669639

#669639

Contrast Ratio

5.99:1

Delta E

78.31

Very Different

50:50 Mix

Color Values

Format #000000 #669639
HEX #000000 #669639
RGB 0, 0, 0 102, 150, 57
HSL 0.0, 0.0%, 0.0% 91.0, 44.9%, 40.6%
HSV 0.0, 0.0%, 0.0% 91.0, 62.0%, 58.8%
CMYK 0%, 0%, 0%, 100% 32.0%, 0.0%, 62.0%, 41.2%
OKLCH 0.0 0.0 0.0 0.6184 0.1344 132.2

Contrast & Accessibility

5.99:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #669639 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #669639

Color Difference (Delta E)

78.31 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, #669639);
background: linear-gradient(135deg, #000000, #669639);

Explore Each Color

Related Comparisons