You can certainly choose a CMYK or HSL dialog in the fill and stroke and all colour pickers, but it converts all colors to 8 digit hex as you willl see in the bottom of the picker. Since RGB and CMYK spaces are both device-dependent spaces, there is no simple or general conversion formula that converts between them.
Fold and press the sides. Working on either the left or the right side of the fabric, fold the fabric over 1.5 inches and pin. Do this the entire length of the fabric and then use your iron to press in the crease. Now fold that edge over another 1.5 inches, pin and press. Repeat that process on the other side of the fabric.
This guide breaks down the differences in cost to help keep you within your desired budget. While costs can vary by style and feature, the greatest determining factors in the prices of custom roman shades are size (width in particular) and fabric. Shade widths ranging from 20 to 40 inches generally cost between $100 and $275, depending on the fabric.