We have been using the p5.js Javascript library. Several p5.js functions take a color as a parameter. For example, you might call background(color) to set the background color, stroke(color) to set the color used to draw lines, or fill(color) to set the color used to fill in shapes. In our past examples, we’ve set various colors, but we haven’t always done so consistently. So how do you set colors in p5.