Hello! I know this is not related to this topic and i hope you don’t mind, but since you have used a palette as an example, I’ve decided to leave here an interface Palette
with 138 colors with their relative names for anyone interested in creating a palette library 
public interface Palette {
static final int
BLACK = 0xff000000,
DIM_GRAY = 0xff696969,
GRAY = 0xff808080,
DARK_GRAY = 0xffA9A9A9,
SILVER = 0xffC0C0C0,
LIGHT_GRAY = 0xffD3D3D3,
GAINSBORO = 0xffDCDCDC,
WHITE_SMOKE = 0xffF5F5F5,
WHITE = 0xffFFFFFF,
SNOW = 0xffFFFAFA,
AZURE = 0xffF0FFFF,
IVORY = 0xffFFFFF0,
HONEYDEW = 0xffF0FFF0,
GHOST_WHITE = 0xffF8F8FF,
ALICE_BLUE = 0xffF0F8FF,
FLORAL_WHITE = 0xffFFFAF0,
LAVENDER = 0xffE6E6FA,
LIGHT_STEEL_BLUE = 0xffB0C4DE,
LIGHT_SLATE_GRAY = 0xff778899,
SLATE_GRAY = 0xff708090,
MARRON = 0xff800000,
DARK_RED = 0xff8B0000,
BROWN = 0xffA52A2A,
FIREBRICK = 0xffB22222,
CRIMSON = 0xffDC143C,
RED = 0xffFF0000,
TOMATO = 0xffFF6347,
CORAL = 0xffFF7F50,
INDIAN_RED = 0xffCD5C5C,
LIGHT_CORAL = 0xffF08080,
DARK_SALMON = 0xffE9967A,
SALMON = 0xffFA8072,
LIGHT_SALMON = 0xffFFA07A,
ORANGE_RED = 0xffFF4500,
DARK_ORANGE = 0xffFF8C00,
ORANGE = 0xffFFA500,
GOLD = 0xffFFD700,
DARK_GOLDEN_ROD = 0xffB8860B,
GOLDEN_ROD = 0xffDAA520,
PALE_GOLDEN_ROD = 0xffEEE8AA,
DARK_KHAKI = 0xffBDB76B,
KHAKI = 0xffF0E68C,
OLIVE = 0xff808000,
YELLOW = 0xffFFFF00,
YELLOW_GREEN = 0xff9ACD32,
DARK_OLIVE_GREEN = 0xff556B2F,
OLIVE_DRAB = 0xff6B8E23,
LAWN_GREEN = 0xff7CFC00,
CHART_REUSE = 0xff7FFF00,
GREEN_YELLOW = 0xffADFF2F,
DARK_GREEN = 0xff006400,
GREEN = 0xff008000,
FOREST_GREEN = 0xff228B22,
LIME = 0xff00FF00,
LIME_GREEN = 0xff32CD32,
LIGHT_GREEN = 0xff90EE90,
PALE_GREEN = 0xff98FB98,
DARK_SEA_GREEN = 0xff8FBC8F,
MEDIUM_SPRING_GREEN = 0xff00FA9A,
SPRING_GREEN = 0xff00FF7F,
SEA_GREEN = 0xff2E8B57,
MEDIUM_AQUA_MARINE = 0xff66CDAA,
MEDIUM_SEA_GREEN = 0xff3CB371,
LIGHT_SEA_GREEN = 0xff20B2AA,
DARK_SLATE_GRAY = 0xff2F4F4F,
TEAL = 0xff008080,
DARK_CYAN = 0xff008B8B,
AQUA = 0xff00FFFF,
CYAN = 0xff00FFFF,
LIGHT_CYAN = 0xffE0FFFF,
DARK_TURQUOISE = 0xff00CED1,
TURQUOISE = 0xff40E0D0,
MEDIUM_TURQUOISE = 0xff48D1CC,
PALE_TURQUOISE = 0xffAFEEEE,
AQUA_MARINE = 0xff7FFFD4,
POWDER_BLUE = 0xffB0E0E6,
CADET_BLUE = 0xff5F9EA0,
STEEL_BLUE = 0xff4682B4,
CORN_FLOWER_BLUE = 0xff6495ED,
DEEP_SKY_BLUE = 0xff00BFFF,
DODGER_BLUE = 0xff1E90FF,
LIGHT_BLUE = 0xffADD8E6,
SKY_BLUE = 0xff87CEEB,
LIGHT_SKY_BLUE = 0xff87CEFA,
MIDNIGHT_BLUE = 0xff191970,
NAVY = 0xff000080,
DARK_BLUE = 0xff00008B,
MEDIUM_BLUE = 0xff0000CD,
BLUE = 0xff0000FF,
ROYAL_BLUE = 0xff4169E1,
BLUE_VIOLET = 0xff8A2BE2,
INDIGO = 0xff4B0082,
DARK_SLATE_BLUE = 0xff483D8B,
SLATE_BLUE = 0xff6A5ACD,
MEDIUM_SLATE_BLUE = 0xff7B68EE,
MEDIUM_PURPLE = 0xff9370DB,
DARK_MAGENTA = 0xff8B008B,
DARK_VIOLET = 0xff9400D3,
DARK_ORCHID = 0xff9932CC,
MEDIUM_ORCHID = 0xffBA55D3,
PURPLE = 0xff800080,
THISTLE = 0xffD8BFD8,
PLUM = 0xffDDA0DD,
VIOLET = 0xffEE82EE,
MAGENTA = 0xffFF00FF,
ORCHID = 0xffDA70D6,
MEDIUM_VIOLET_RED = 0xffC71585,
PALE_VIOLET_RED = 0xffDB7093,
DEEP_PINK = 0xffFF1493,
HOT_PINK = 0xffFF69B4,
LIGHT_PINK = 0xffFFB6C1,
PINK = 0xffFFC0CB,
ANTIQUE_WHITE = 0xffFAEBD7,
BEIGE = 0xffF5F5DC,
BISQUE = 0xffFFE4C4,
BLANCHED_ALMOND = 0xffFFEBCD,
WHEAT = 0xffF5DEB3,
CORN_SILK = 0xffFFF8DC,
LEMON_CHIFFON = 0xffFFFACD,
LIGHT_GOLDEN_ROD_YELLOW = 0xffFAFAD2,
LIGHT_YELLOW = 0xffFFFFE0,
SADDLE_BROWN = 0xff8B4513,
SIENNA = 0xffA0522D,
CHOCOLATE = 0xffD2691E,
PERU = 0xffCD853F,
SANDY_BROWN = 0xffF4A460,
BURLY_WOOD = 0xffDEB887,
TAN = 0xffD2B48C,
ROSY_BROWN = 0xffBC8F8F,
MOCCASIN = 0xffFFE4B5,
NAVAJO_WHITE = 0xffFFDEAD,
PEACH_PUFF = 0xffFFDAB9,
MISTY_ROSE = 0xffFFE4E1,
LAVENDER_BLUSH = 0xffFFF0F5,
LINEN = 0xffFAF0E6,
OLD_LACE = 0xffFDF5E6,
PAPAYA_WHIP = 0xffFFEFD5,
SEA_SHELL = 0xffFFF5EE,
MINT_CREAM = 0xffF5FFFA;
}
Here’s a nice sketch that you can use to test it:
import palette.Palette;
Windmill windmill;
void setup() {
size(400, 400);
windmill = new Windmill();
}
void draw() {
background(Palette.SKY_BLUE);
fill(Palette.OLIVE_DRAB);
rect(0, 2*height/3, width, height);
noStroke();
fill(Palette.AZURE);
ellipse(width/4, height/5, 150, 75);
ellipse(width/2, height/7, 100, 50);
windmill.show();
}
class Windmill implements Palette {
void show() {
pushStyle();
rectMode(CENTER);
translate(width>>1, height>>1);
stroke(BLACK);
fill(SIENNA); //dome
ellipse(0, -10, 80, 80);
fill(KHAKI); //cylinder
rect(0, 50, 80, 120);
fill(SADDLE_BROWN); //door
rect(25, 85, 15, 50);
fill(IVORY); //blades
for (int i = 0; i<3; i++) {
float x1 = 100 * cos(TWO_PI/3 * i + (frameCount * 0.02));
float y1 = 100 * sin(TWO_PI/3 * i + (frameCount * 0.02));
float x2 = 100 * cos(TWO_PI/3 * i + PI/5 + (frameCount * 0.02));
float y2 = 100 * sin(TWO_PI/3 * i + PI/5 + (frameCount * 0.02));
triangle(0, 0, x1, y1, x2, y2);
}
fill(GOLD); //axis
ellipse(0, 0, 10, 10);
popStyle();
}
}
Again, sorry if this is not related to the topic
hope you like it