black

#000000

#3F78B9

#3F78B9

Contrast Ratio

4.6:1

Delta E

63.52

Very Different

50:50 Mix

Color Values

Format #000000 #3F78B9
HEX #000000 #3F78B9
RGB 0, 0, 0 63, 120, 185
HSL 0.0, 0.0%, 0.0% 212.0, 49.2%, 48.6%
HSV 0.0, 0.0%, 0.0% 212.0, 65.9%, 72.5%
CMYK 0%, 0%, 0%, 100% 65.9%, 35.1%, 0.0%, 27.5%
OKLCH 0.0 0.0 0.0 0.5646 0.1178 253.2

Contrast & Accessibility

4.6:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #3F78B9 β†’ Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 β†’ Background: #3F78B9

Color Difference (Delta E)

63.52 Very Different
0 β€” Identical 5 β€” Similar 25 β€” Noticeable 100 β€” Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #3F78B9);
background: linear-gradient(135deg, #000000, #3F78B9);

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