Don't be afraid to be matchy matchy
– However, you want to choose plain pieces. Don't do a bottom with graphics then a top with graphics in a different tone.
keep it simple
When you start out wearing monochromatic outfits, keep it easy. Go with a black on black to start. Just be sure to have your tones offset a bit.
– Add accessories to add an extra pop.
mix it up
Mix it up. Change up your tones and textures with your top and bottom of the same color.
basic is best
Keep it basic when starting out with neutrals. ie: black / black, blue / blue, white / white.