By taking a base of yellow and adding green, you can create many new yellow hues. Variants of yellow and green will result in colors such as pear, honeydew, lime, bamboo leaf, grape garden and olive.
Add levels of orange or brown to yellow and you'll get create colors such as gold, bronze, spice, yellow-gold, amber, saffron, tangerine, titanium yellow, yam and maize.
Neutral colors such as black, white and gray can be combined to create either brighter or more subdued versions of yellow. Colors in this category include cream, goldenrod, buff, blond, peach, apricot, khaki and vanilla.
Bold yellows with slight changes to their natural hue include school bus yellow, canary yellow, lemon, golden yellow, marigold, neon light, daffodil and cobalt yellow.