black

#000000

#669C80

#669C80

Contrast Ratio

6.63:1

Delta E

65.36

Very Different

50:50 Mix

Color Values

Format #000000 #669C80
HEX #000000 #669C80
RGB 0, 0, 0 102, 156, 128
HSL 0.0, 0.0%, 0.0% 148.9, 21.4%, 50.6%
HSV 0.0, 0.0%, 0.0% 148.9, 34.6%, 61.2%
CMYK 0%, 0%, 0%, 100% 34.6%, 0.0%, 17.9%, 38.8%
OKLCH 0.0 0.0 0.0 0.6467 0.0714 160.9

Contrast & Accessibility

6.63:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #669C80 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #669C80

Color Difference (Delta E)

65.36 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #669C80);
background: linear-gradient(135deg, #000000, #669C80);

Explore Each Color

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