Looks bleached. Could be a haitian (condi) and if so, clowns do not generally pair with it. Could be a lta (M. doreensis), but not sure. Any of those sound familiar?
If it was white, you are probably looking at a condi. Sometimes called haitian. Caribbean nems that do not usually house clowns. Also, they can be tricky. Keep and eye on it.
Are there spots around the top outside of the base? Looks like a M.dorensis to me, LTA. If it is, it will be happier once it finds the sand. They are typically a sand dweller.
And, it looks bleached. Good conditions, good light, a little food, it will be a real beauty.
Are there spots on the column? Condy anemones are white, but I still think you're looks like a LTA. LTA aren't white, when healthy.
White/bleached just means it lost some algae that lives in it, that gives it the color. Not a death sentence. It looks pretty good for being bleached, but not healthy. Healthy has different meanings for different people. A true hobbyist healthy means rebust, looking how nature intended. LFS healthy means it won't die in the next couple days.
Can you post a closer in focus picture of the side of it where the tentacles meet the coloumn?
There is one spot on the column.On the 2nd photo on the right bottom corner of the base. Other that that there are no other spots. It looks like a growth