RGB
The RGB Editor control can be used to alter the amount of red, green, and blue of the color being selected. To access these options, press on the Color Selection Menu and then tap on RGB.
To change the values, press on a slider and then move your finger to the right or left to set the desired color value. You may also tap on the number to type in a different value.
Tap on the Hex Editor to alter the color by changing the value or use the Favorites Button to save it to the list of favorite colors.