Have you tried every color combination, but your bedroom still looks like a room in a rented apartment?
All you need is the three-number rule that the professionals use.
Its essence is simple: 60% of the space is occupied by the dominant color (walls, floor, bed), 30% by the secondary color (curtains, carpet, chest of drawers), 10% by the accent color (pillows, paintings, vases).
For example, soft beige walls (60%), dark blue textiles (30%) and copper details (10%). The magic is that this layout creates harmony without overload.
Why does it work? The eye catches the accents, but doesn't get tired of them.
Try choosing a base color that is calming - blue-gray, muted green, light gray.
The secondary should contrast, but not clash: if the walls are cold, add a warm brown in the rug or wool throw.
An accent color is a "highlight." You don't have to paint the walls red—three pillows or a mirror frame will do.
How to apply this in an evening? Start by changing the textiles. If the bedspread and pillows are 30%, and the curtains match the main color, it remains to add accents through decor.
Place a couple of candles in copper candlesticks, hang a picture with a spot of the desired shade, or buy a vase.
Even rearranging the lighting will help: a lamp with a shade in an accent color will draw attention to itself.
The main thing is not to break the proportions. If there is 20% red instead of 10%, the room will become aggressive. Check: if the color seems too bright, replace some of the accents with neutral ones.
This rule is not a dogma. If you want more depth, split 60% into two similar shades (for example, dark and light beige).
But don't deviate from the balance: as soon as one color begins to dominate, that very "designer" polish disappears.