black

#000000

#668AD2

#668AD2

Contrast Ratio

6.13:1

Delta E

71.16

Very Different

50:50 Mix

Color Values

Format #000000 #668AD2
HEX #000000 #668AD2
RGB 0, 0, 0 102, 138, 210
HSL 0.0, 0.0%, 0.0% 220.0, 54.5%, 61.2%
HSV 0.0, 0.0%, 0.0% 220.0, 51.4%, 82.4%
CMYK 0%, 0%, 0%, 100% 51.4%, 34.3%, 0.0%, 17.6%
OKLCH 0.0 0.0 0.0 0.6378 0.1162 263.3

Contrast & Accessibility

6.13:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #668AD2 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #668AD2

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #668AD2);
background: linear-gradient(135deg, #000000, #668AD2);

Explore Each Color

Related Comparisons