Mine

alias ls='ls --color=auto'
PS1='[\u@\h \W]\$ '
if [ "$TERM" = "linux" ]; then
    echo -en "\e]P0313031" #black
    echo -en "\e]P8666666" #darkgrey
    echo -en "\e]P1ffa2a5" #darkred
    echo -en "\e]P9cf6171" #red
    echo -en "\e]P2bdb66b" #darkgreen
    echo -en "\e]PAc5f779" #green
    echo -en "\e]P3f7e78c" #brown
    echo -en "\e]PBfff796" #yellow
    echo -en "\e]P484cfef" #darkblue
    echo -en "\e]PC4186be" #blue
    echo -en "\e]P5ce5d5a" #darkmagenta
    echo -en "\e]PDcf9ebe" #magenta
    echo -en "\e]P687ff87" #darkcyan
    echo -en "\e]PE71bebe" #cyan
    echo -en "\e]P7bebebe" #lightgrey
    echo -en "\e]PFffffff" #white
    clear #for background artifacting
fi

#exec fish