1 Coil (chemistry), a tube used to cool and condense steam from a distillation.  Coil spring, used to store energy, absorb shock, or maintain a force between two surfaces.
Umber RGB Color Code: #635147. The hexadecimal RGB code of Umber color is #635147. This code is composed of a hexadecimal 63 red (99/256), a 51 green (81/256) and a 47 blue component (71/256). The decimal RGB color code is rgb(99,81,71).
There are several color models, but 4 of them are more important then others. They are: HSB, RGB, CYMK and LAB. Let's see:HSB HSB stands for Hue, Saturation and Brightness. According to this model, any color is represented by 3 numbers.GB. RGB stands for Red Green and Blue. This model represents how your computer sees colors. In fact you have to know that each pixel in your screen can be 'switched on' like a little 'light-bulb' by means of a 'light-ray' produced by an electronic gun inside your monitor.