Leonardo.

the stargate event horizon puddle

Waffles

Blue ink. Blue paper. Blue crystals. Blue legos. All things that are definitely blue. Can’t be any other color, cause they’re blue.

MegaMan

A blue elephant

Blueberry. Somehow I'm the first to say it in the comments.

Blue screen

Mrs. Peacock token for Cluedo

Alright, I hereby name my keyboard Blue. It's called blue now. It isn't blue, but I named it Blue.

The blue pixels in my phone making that meme.

Shit why can't I think of anything blue

The sea.

Tobias Fünke

Cobalt, and blueberries until you squash them, then they're purple.

Edit: Oh great, I was wrong about cobalt, but https://en.m.wikipedia.org/wiki/Cobalt_blue

Did someone say sky yet? Because sky is blue (sometimes)

Persona 3

kid named blue

Blrule

sonic

Ocean

Blue Jays

Blue paint

I named my bath towel Carl

those blue shark gummies at like trader joes

Blueberry

The Sky

My car

my blood while giving a transfusion

listen up here's a story About a little guy That lives in a blue world And all day and all night And everything he sees is just blue Like him inside and outside Blue his house With a blue little window And a blue corvette And everything is blue for him

À blue pen ball

My boy Joeseph Palasky

Gibson Les Paul in Chicago Blue

Grass

Blue

Huitzilopochtli

Blåhaj

my blue backpack

blue banana