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).
In this kind of map:  Red colors are placed toward the right, and yellow colors toward the top.  Gray or black colors are at the bottom left corner, and as a paint's color becomes more intense or saturated, it is located farther away from this corner and closer to the circle.arth pigments tour. Iron oxide or earth paint marketing names  yellow ochre, raw sienna, burnt sienna, raw umber, burnt umber, venetian red, mars violet  do not exactly stand for specific pigments or colors in the way that ultramarine blue or viridian do.