RGB vs HSV lightening

package stackoverflow;

import java.awt.Color;

public class Colors {

    public static void main(String[] args) {

        Color src = new Color(0x8302FA);
        float factor = 1.1f;

        printColor(src.getRGB(), "given");
        printColor(attemptHSV(src, factor), "HSV");
        printColor(attemptRGB(src, factor), "RGB");

    }


    public static int attemptHSV(Color src, float factor) {
        float[] hsv = new float[3];
        Color.RGBtoHSB(src.getRed(), src.getGreen(), src.getBlue(), hsv);
        return Color.HSBtoRGB(hsv[0], hsv[1], cappedValue(factor * hsv[2]));
    }

    public static int attemptRGB(Color src, float factor) {
        factor /= 255.0f;
        return new Color(cappedValue(src.getRed() * factor),
                         cappedValue(src.getGreen() * factor),
                         cappedValue(src.getBlue() * factor)).getRGB();
    }

    public static void printColor(int color, String message) {
        System.out.println(String.format("%X %s", color & 0x00FFFFFF, message));
    }

    public static float cappedValue(float value) {
        return Math.min(1.0f, value);
    }
}