[Gamer 1]

I don't think it will work, basically you just put 0x infront of RGB color code
Here are some colors codes for ya.
COLOR_CLIENT (0xAAC4E5FF)
COLOR_WHITE (0xFFFFFFFF)
COLOR_RED (0xFF0000FF)
COLOR_CYAN (0x33CCFFFF)
COLOR_LIGHTRED (0xFF6347FF)
COLOR_LIGHTGREEN (0x9ACD32FF)
COLOR_YELLOW (0xFFFF00FF)
COLOR_GREY (0xAFAFAFFF)
COLOR_HOSPITAL (0xFF8282FF)
COLOR_PURPLE (0xD0AEEBFF)
COLOR_LIGHTYELLOW (0xF5DEB3FF)
COLOR_DARKBLUE (0x1394BFFF)
COLOR_ORANGE (0xFFA500FF)
COLOR_LIME (0x00FF00FF)
COLOR_GREEN (0x33CC33FF)
COLOR_BLUE (0x2641FEFF)