There are a lot of ways to change the color of your palette in Illustrator. You can use the Colors palette, the Gradients palette, or the Effects palette. The Colors palette is a great place to start if you want to change the color of your entire document. You can choose from a range of colors, or you can create a custom color by choosing one of the preset colors and adjusting its properties. The Gradients palette is another great place to start if you want to change the color of your document’s background and foreground elements. You can choose from a range of gradient colors, or you can create your own gradient by choosing one of the preset gradient colors and adjusting its properties. The Effects palette is also a great place to start if you want to change the color of your document’s elements. You can choose from a range of effects, such as opacity, brightness, and saturation, or you can create your own effect by choosing one of the preset effects and adjusting its properties.