"clothes" is a plural noun. "clothing" is another translation.

The colour of these clothes is bright blue.
The colour of this clothing is bright blue.
Warna pakaian ini biru terang.

The Indonesian sentence remains the same.
"pakaian" = "clothes" , "clothing"
It doesn't refer to a specific item of clothing or a specific piece of garment.
It can be used to indicate multiple items (trousers+shirt).