Light Blue

Light Blue may refer to:


 * Light blue, a variant of the color blue
 * Light blue (web color)
 * Light blue (RAL), a RAL color
 * "Light Blue", a song by Thelonious Monk on the 1958 jazz album Thelonious in Action
 * "Light Blue", a song by Snail Mail on the 2021 indie rock album Valentine
 * Light Blue Pour Homme, a men's fragrance
 * Light Blue Sun, an album by Lili Haydn
 * Light Blue: Arthur Blythe Plays Thelonious Monk, an album by Arthur Blythe
 * MRT Light Blue Line, a planned mass rapid transit line to be built in Bangkok, Thailand