black

#000000

#668C72

#668C72

Contrast Ratio

5.56:1

Delta E

58.82

Very Different

50:50 Mix

Color Values

Format #000000 #668C72
HEX #000000 #668C72
RGB 0, 0, 0 102, 140, 114
HSL 0.0, 0.0%, 0.0% 138.9, 15.7%, 47.5%
HSV 0.0, 0.0%, 0.0% 138.9, 27.1%, 54.9%
CMYK 0%, 0%, 0%, 100% 27.1%, 0.0%, 18.6%, 45.1%
OKLCH 0.0 0.0 0.0 0.6041 0.0579 154.5

Contrast & Accessibility

5.56:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #668C72 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #668C72

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #668C72);
background: linear-gradient(135deg, #000000, #668C72);

Explore Each Color

Related Comparisons