alias c1 { return $+(15,$1-) } $c1 ; the 15 is the color used in $c1 (grey)
alias c2 { return $+(12,$1-) } $c2 ; the 12 is the color used in $c2 (blue)

on *:text:!Hello:#: {
msg $chan $c1(Hellow) $c2($nick) $c1(My ownage name is) $c2($me)

; you type $c1(Evrything here will be in the 1st collor) evrything here will be normal black.
; $c2(evrything here will be second color.)

;afcorse you can add more aliases and so make more colors if yuo want.