It's Niocli's logo. Niocli is the opposite of ILCoin, so instead of an IL coin, it's an LI coin. It's grayscale, because Niocli is a few letters away from Nickel.
Observe. niocli Start niocil Switch the I with the L nicoil Switch the C with the O nickil Replace the O with a K nickel Replace the I with an E Made this with https://www.piskelapp.com/