black

#000000

#066CC5

#066CC5

Contrast Ratio

3.96:1

Delta E

70.58

Very Different

50:50 Mix

Color Values

Format #000000 #066CC5
HEX #000000 #066CC5
RGB 0, 0, 0 6, 108, 197
HSL 0.0, 0.0%, 0.0% 208.0, 94.1%, 39.8%
HSV 0.0, 0.0%, 0.0% 208.0, 97.0%, 77.3%
CMYK 0%, 0%, 0%, 100% 97.0%, 45.2%, 0.0%, 22.7%
OKLCH 0.0 0.0 0.0 0.5308 0.1605 252.9

Contrast & Accessibility

3.96:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #066CC5 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #066CC5

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #066CC5);
background: linear-gradient(135deg, #000000, #066CC5);

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