black

#000000

#669BA1

#669BA1

Contrast Ratio

6.77:1

Delta E

63.3

Very Different

50:50 Mix

Color Values

Format #000000 #669BA1
HEX #000000 #669BA1
RGB 0, 0, 0 102, 155, 161
HSL 0.0, 0.0%, 0.0% 186.1, 23.9%, 51.6%
HSV 0.0, 0.0%, 0.0% 186.1, 36.6%, 63.1%
CMYK 0%, 0%, 0%, 100% 36.6%, 3.7%, 0.0%, 36.9%
OKLCH 0.0 0.0 0.0 0.6546 0.0568 204.9

Contrast & Accessibility

6.77:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #669BA1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #669BA1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #669BA1);
background: linear-gradient(135deg, #000000, #669BA1);

Explore Each Color

Related Comparisons