The mistake is picturing a black desk as a heavy, serious thing that belongs in a corner office, and then either avoiding it entirely or buying one so massive it makes a home office feel like a bank manager's study. A black desk in a normal room, with normal light, reads completely differently than that. It grounds a space instead of dominating it, especially against pale walls or a window that gets a lot of afternoon sun.
If you don't own one yet, start simple: a straight topped desk with slim legs, no drawers, no fuss. You can always add storage later with a cart or a small cabinet underneath, but a plain surface lets you figure out how you actually work before you commit to anything built in. Avoid the glass topped ones at this stage too, they show every fingerprint and coffee ring and you'll spend more time wiping it down than using it. Once you know whether you want drawers at your knee or a bigger surface for a second monitor, you can upgrade with intention instead of guessing twice.
The difference between a desk that lasts and one that disappoints is almost always in what's under the color. A painted or powder coated metal frame holds up far better than a desk that's just dark laminate over particleboard, which chips at the corners within a year and shows pale scratches that never quite blend back in. Real wood with a black stain or black lacquer finish is the nicest option if you can afford it, because small dings actually look intentional rather than like damage. Check the drawer joints if there are any: dovetail or at least a solid wood runner beats a cheap plastic glide that will stick the first humid week you get. A matte finish also forgives dust and light scuffs much better than anything glossy, which shows every smear the moment the sun comes in low through a west facing window.
Black desks suit small apartments and home offices more than you'd expect, partly because the color doesn't visually expand the way pale wood does, so it can sit against a wall in a studio without making the whole room feel like a showroom. It also works well in rooms with a lot of natural light, where a pale desk can look washed out by midday but a black one holds its shape from morning through early evening. Over the years, expect the finish to dull slightly at the edges where hands and sleeves rest, which a little furniture wax or matte touch up pen handles fine. What it won't forgive is standing water, direct sun for years on end fading one side unevenly, or being dragged across a hard floor without felt pads. It's a solid, honest piece of furniture, not an indestructible one.