The darkest of the three Bob Ross yellows, Yellow Ochre has a beautiful soft hue, excellent for highlighting foliage. By varying the mixtures of Sap Green and all of the Yellows, one can achieve many subtle nuances found in naturel plant life. One of fourteen warm clean colors, yielding endless numbers of natural combinations in a smooth yet firm consistency necessary to the Bob Ross Wet-on-Wet Techniques. No other paints can accomplish what these do, and every batch is individually tested for perfection.