black

#000000

#669B74

#669B74

Contrast Ratio

6.51:1

Delta E

66.66

Very Different

50:50 Mix

Color Values

Format #000000 #669B74
HEX #000000 #669B74
RGB 0, 0, 0 102, 155, 116
HSL 0.0, 0.0%, 0.0% 135.8, 20.9%, 50.4%
HSV 0.0, 0.0%, 0.0% 135.8, 34.2%, 60.8%
CMYK 0%, 0%, 0%, 100% 34.2%, 0.0%, 25.2%, 39.2%
OKLCH 0.0 0.0 0.0 0.6412 0.0813 151.9

Contrast & Accessibility

6.51:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #669B74 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #669B74

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #669B74);
background: linear-gradient(135deg, #000000, #669B74);

Explore Each Color

Related Comparisons