Java Utililty Methods Random Color

return new Color((int) (random() * 255), (int) (random() * 255), (int) (random() * 255));

int red = random.nextInt(225);
int green = random.nextInt(225);
int blue = random.nextInt(225);
return new Color(red, green, blue);

String col = Integer.toHexString(new Color((int) (Math.random() * 0xffffff)).darker().getRGB());
while (col.length() < 6) {
    col = "0" + col;
return col.substring(col.length() - 6);

if (COLOR_INVENTORY.size() == 0) {
    initializeColorInventory();
return COLOR_INVENTORY.get(r.nextInt(COLOR_INVENTORY.size()));

int transparency = (int) getRandomNumber(100, 375);
if (transparency > 255) {
    transparency = 255;
return new Color((int) getRandomNumber(255), (int) getRandomNumber(255), (int) getRandomNumber(255),
        transparency);

Random rand = new Random();
float r = rand.nextFloat();
float g = rand.nextFloat();
float b = rand.nextFloat();
String hex = Integer.toHexString(new java.awt.Color(r, g, b).getRGB() & 0xffffff);
if (hex.length() < 6) {
    hex = "0" + hex;
hex = "#" + hex;
return hex;

Random randomGenerator = new Random();
int r = randomGenerator.nextInt(256);
int g = randomGenerator.nextInt(256);
int b = randomGenerator.nextInt(256);
return new Color(r, g, b);

float r = (float) Math.random();
float g = (float) Math.random();
float b = (float) Math.random();
float a = 0;
if (useTransparency) {
    a = (float) Math.random() / 1.5f;
return new Color(r, g, b, a);
...

final float max = 1.0f;
final float min = 0.0f;
if (offset > max)
    offset = min;
if (offset < min)
    offset = min;
float multiplier = max - offset;
float r = (float) Math.random() * multiplier + offset;
...

final float hue = random.nextFloat();
final float saturation = (random.nextInt(saturationRandom) + (float) saturationRandom)
        / (float) saturationRandom + (float) saturationRandom;
return getHSBColor(hue, saturation, luminance);