Getty / Instagram @kyliejenner Composite

Kylie Jenner 's got a tan and a furry new friend ... showing off her body in a selfie -- then showing off her new cat in several more!

The model and mogul jumped on Instagram a few hours ago, posting a pic of her workout gear ... a tiny cheetah-print bikini and even smaller black workout shorts. Instagram / @kyliejenner

She wrote, "woke up tan it's gonna be a good day" ... though we can't imagine Jenner has too many bad days when it comes to her looks! Play video content

Kylie's new friend doesn't have any tan to speak of, though ... 'cause she also shared pics of a snowy white cat all cuddled up against her chest.

Her kitten -- a little lady according to her posts -- explored Kylie's house in a couple clips ... before Jenner smooched t

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