Here are some RGB color codes for use with /char_color_red, green, and blue

Color			R    G    B
---------------------------------
White			255  255  255
Blue			0    0    255
Blue (Alt)		0    64   255
Red			255  0    0
Green			0    255  0
Teal			0    255  255
Purple		255  0    255
Yellow		255  255  0
Orange		255  128  0
Brown			128  100  64
Faint Blue-Green	128  200  255
Dark Red		128  0    0
Dark Green		0    128  0
Green-Blue		0    255  128
Red-Rurple		255  64   128
Green-Yellow	128  255  0
Dark Gray		128  128  128
Crazy's Blue	0    128  255
Faint Purple	255  128  192


Example: To get 'Brown', you would type:

/char_color_red 128
/char_color_green 100
/char_color_blue 64