How to blend colors. Limit color usage to the UVM color palette.

Indesign:

• Create 2 or more color boxes or elements, they will be on different layers
• Select the top element(s), go to Effects
• Change Normal to Multiply

Illustrator:

• Create 2 or more color boxes or elements, they will be on different layers
• Select the top element(s), go to Window > Transparency
• Change Normal to Multiply

Photoshop:

• Create 2 or more color boxes or elements, they will be on different layers
• Select the top layer, go to Layer > Layer Style >Blending Options > Blend Mode
• Change Normal to Multiply