I picked the following colors for the shirts. PC 909 Grass Green, PC911 Olive Green, PC908 Dark Green. Start of with Grass green.
Once again go back with grass green and darken where you think the shadows will be.
For the rest of the snowman I used the following:
Snowman Body : PC 1086 Sky blue light.
Snowman Cheeks: PC 928 Blush Pink
Snowman Mouth :PC 1018 Pink Rose
Snowman Tongue: PC 924 Crimson Red
Snowman Nose: PC 918 Orange, PC 921 Vermillon Clair
Football: PC 1082 Chocolate.