In addition to professional-grade markers, I use Prisma colored pencils. There are other brands that are also good, but I stick to Prisma because I know the colors by name. Here are a few that I cannot live without (mostly neutrals). The names with asterisks* I use repeatedly:
- Eggshell*
- Cream
- Ginger root*
- Mineral Orange*
- Goldenrod
- Jasmine
- Seashell Pink
- Peach Beige
- Beige Sienna
- Sienna Brown
- Burnt Ochre
- Light Umber
- Sepia
- Espresso*
- Chocolate*
- Sandbar*
- Black Raspberry
- Tuscan Red
- Crimson Lake
- Black Grape
- Periwinkle
- Cerulean Blue
- Slate Gray*
- Greyed Lavender*
- Muted Turquoise
- Cloud Blue
- Aquamarine
- Cobalt Turquoise
- Jade Green
- Sap Green Light*
- Celadon Green*
- Artichoke
- Moss green
- Kelp Green
- Chartreuse
- Grass Green
- French Gray 20%*
- Cool Gray 20%*
- Cool Gray 50%*
- Cool Gray 70%*
- Cool Gray 90%*
- Black*
- White