black

#000000

#666EB1

#666EB1

Contrast Ratio

4.43:1

Delta E

62.45

Very Different

50:50 Mix

Color Values

Format #000000 #666EB1
HEX #000000 #666EB1
RGB 0, 0, 0 102, 110, 177
HSL 0.0, 0.0%, 0.0% 233.6, 32.5%, 54.7%
HSV 0.0, 0.0%, 0.0% 233.6, 42.4%, 69.4%
CMYK 0%, 0%, 0%, 100% 42.4%, 37.9%, 0.0%, 30.6%
OKLCH 0.0 0.0 0.0 0.561 0.1039 277.3

Contrast & Accessibility

4.43:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #666EB1 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #666EB1

Color Difference (Delta E)

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

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #666EB1);
background: linear-gradient(135deg, #000000, #666EB1);

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