black

#000000

#669B5B

#669B5B

Contrast Ratio

6.4:1

Delta E

72.09

Very Different

50:50 Mix

Color Values

Format #000000 #669B5B
HEX #000000 #669B5B
RGB 0, 0, 0 102, 155, 91
HSL 0.0, 0.0%, 0.0% 109.7, 26.0%, 48.2%
HSV 0.0, 0.0%, 0.0% 109.7, 41.3%, 60.8%
CMYK 0%, 0%, 0%, 100% 34.2%, 0.0%, 41.3%, 39.2%
OKLCH 0.0 0.0 0.0 0.6359 0.1082 140.2

Contrast & Accessibility

6.4:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #669B5B → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #669B5B

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #669B5B);
background: linear-gradient(135deg, #000000, #669B5B);

Explore Each Color

Related Comparisons