How does Crayola spell grey?

Crayola spells the color as gray in American market and grey in some international markets, but standard US Crayola crayon color is spelled gray. In US box of 64 crayons, the color between black and white is labeled gray, not grey, following American English spelling. Crayola is American company based in Pennsylvania, so it uses American spelling gray for US products. However, Crayola also produces products for UK and Commonwealth markets where British spelling grey is used, and some older Crayola color names included grey variations. Crayola has many shades like gray appears in colors such as Gray, Cool Gray, Warm Gray. The HTML color name recognized by Crayola and web is gray. For example, Crayola's official color list shows Gray as standard. If you buy Crayola in India where British English is taught, packaging may still say gray because products are imported from US. The pronunciation is same regardless of spelling. Crayola's spelling choice follows American English convention, similar to how they spell color not colour. So answer, Crayola spells it gray with a in US, which is their primary market, though both spellings refer to same color. If you see Crayola crayon labeled grey, it is likely UK version or special edition. For consistency in US schools, teach gray as Crayola spelling, but accept grey as correct in British English contexts.