docs: public static float[] cmykFromRgb(int rgbColor) {
          int red = (0xff0000 & rgbColor) >> 16;
          int green = (0xff00 & rgbColor) >> 8;
          int blue = (0xff & rgbColor);
          float black = Math.min(1.0f - red / 255.0f, Math.min(1.0f - green / 255.0f, 1.0f - blue / 255.0f));
          float cyan = 1.0f;
          float magenta = 1.0f;
          float yellow = 1.0f;
          if (black != 1.0f) {
              // black 1.0 causes zero divide
              cyan = (1.0f - (red / 255.0f) - black) / (1.0f - black);
              magenta = (1.0f - (green / 255.0f) - black) / (1.0f - black);
              yellow = (1.0f - (blue / 255.0f) - black) / (1.0f - black);
          }
          return new float[]{cyan, magenta, yellow, black};
      }