Grep multiple patterns in different colors

texto.txt

Ola mundo 

Hello World

Hallo Wereld

cat texto.txt | GREP_COLOR='1;31;40' grep --color=always -E "^|mundo" | GREP_COLOR='1;32;40' grep --color=always -E "^|World" | GREP_COLOR='1;33;40' grep --color=always -E "^|Wereld"