Let's see all the very simple characters ^^. All characters with one or max two colors! Small details like the eyes don't count. It's fine if they have a different color.
Kuro is only greyscale
brown is just a specific shade of dark orange
so we'll just say this dragon is one color only
Besides his nose and irises, Tugor is just green.
pink. It's pink.
iit . iis basiically just all whiite lmao
P i n k
Milk is! Tho it makes her really hard to see on lighter bgs
pink. just pink. and blue too
All blue everywhere! Just has gold accessories!
Chaos man is just red and black lmao
blues and whites v:
White/grey!