The colors, how they agree with nouns, and common color phrases.
a cor
the color
vermelho
red
azul
blue
amarelo
yellow
verde
green
branco
white
preto
black
cinza
gray (European Portuguese: cinzento)
marrom
brown (European Portuguese: castanho)
laranja
orange
roxo
purple
rosa
pink
bege
beige
dourado
golden
prateado
silver
azul-claro
light blue
azul-escuro
dark blue
verde-claro
light green
vinho
burgundy, wine red
colorido
colorful
De que cor é?
What color is it?
Qual é a sua cor favorita?
What's your favorite color?
Minha cor favorita é azul.
My favorite color is blue.
o carro vermelho
the red car
a casa amarela
the yellow house (adjective agrees: amarelo becomes amarela)
os sapatos pretos
the black shoes
as flores brancas
the white flowers
a camisa verde
the green shirt (verde is the same for both genders)
a bolsa rosa
the pink bag (rosa does not change)
os olhos castanhos
the brown eyes (castanho is used for eyes and hair)
cabelo loiro
blond hair
cabelo ruivo
red hair
O céu está azul.
The sky is blue.
O sinal está vermelho.
The traffic light is red.
Ele ficou vermelho.
He turned red. (blushed)
Estou no vermelho.
I'm in the red. (owe money)
verde e amarelo
green and yellow (Brazil's colors)
a bandeira do Brasil
the Brazilian flag
preto e branco
black and white
Eu prefiro o azul.
I prefer the blue one.