It is not easy to image colors from RGB values. ‘Corne’ is an application that converts RGB values ​​to colors and checks RGB values ​​from colors (color wheels). It should be easy to use. Color confirmation from RGB value Decimal and hexadecimal numbers can be used as the numbers that can be handled. Confirm the color with Enter. Rest assured that there is a return button even if you press Enter. You can enter hexadecimal numbers A to F with touch + ↓. RGB values ​​from color The display can be selected from the hue wheel and ON / OFF with the five petal buttons. ・ Hue wheel operation If you rotate the color part with your finger, the hue wheel will move. There is also a lever under the wheel to adjust the saturation. ・ Brightness wheel operation If you wrap the color part with your finger when the hue wheel is off, The arrow indicating the brightness moves. There is a lever under the wheel to adjust the saturation.