black

#000000

#668FD0

#668FD0

Contrast Ratio

6.4:1

Delta E

70.17

Very Different

50:50 Mix

Color Values

Format #000000 #668FD0
HEX #000000 #668FD0
RGB 0, 0, 0 102, 143, 208
HSL 0.0, 0.0%, 0.0% 216.8, 53.0%, 60.8%
HSV 0.0, 0.0%, 0.0% 216.8, 51.0%, 81.6%
CMYK 0%, 0%, 0%, 100% 51.0%, 31.2%, 0.0%, 18.4%
OKLCH 0.0 0.0 0.0 0.6475 0.1081 259.3

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: #668FD0 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #668FD0

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #668FD0);
background: linear-gradient(135deg, #000000, #668FD0);

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