Best Exterior Paint Colors for Treasure Valley Homes

The exterior color of your home is the single most visible decision you'll make about it. Get it right and your house looks intentional and welcoming. Get it wrong and it ages badly, fades faster than expected, or just doesn't fit the neighborhood. Here's how to choose for the Treasure Valley.

What works in Idaho specifically

Two climate factors should drive your color choice here: strong UV (which fades dark and saturated colors faster) and warm earth tones in the surrounding landscape (sagebrush, basalt, cottonwood, dry grass).

The colors that hold up well visually AND physically over 8+ years tend to be:

Warm neutrals

Sherwin-Williams Accessible Beige (SW 7036), Agreeable Gray (SW 7029), or Worldly Gray (SW 7043). These read as "intentional but not flashy" — easy to live with for a decade.

Slate blues and storm grays

Naval (SW 6244), Iron Ore (SW 7069), and Storm Cloud (SW 6249). These complement the cool blue of Idaho skies and the slate-gray basalt outcroppings around the valley.

Soft greens

Rosemary (SW 6187), Pewter Green (SW 6208), and Dried Thyme (SW 6186). Reads as natural and timeless. Pairs especially well with brown-toned roofs.

Deep, saturated colors (with caution)

Hale Navy (BM HC-154), Black Fox (SW 7020), Tricorn Black (SW 6258). These look striking but fade more than lighter colors. Use premium paint (Duration or Emerald) and you'll get most of those years back.

What to avoid (or use sparingly)

• Pure white siding. Looks crisp at first but shows every speck of Idaho dust within weeks. Off-white or cream holds its appearance much longer.
• Bright reds, oranges, yellows. The pigments in these colors fade faster under intense UV. A "fire-engine red" door becomes a "salmon" door in 3 years.
• Trendy colors. Whatever's hot this year will look dated in 7. Stick to colors with a 30+ year track record.

Picking colors that fit your house

• Look at the roof first. Your roof color is fixed for 20+ years. Pick siding that complements it. Brown roofs go with warm tones; black or gray roofs go with cooler tones.
• Trim should be 2–3 shades different from siding. Same color trim looks flat. Way different feels jarring.
• Door is the place to be bold. A navy or charcoal house with a deep teal or cranberry door looks intentional.
• Drive your neighborhood at golden hour. What looks good at 5 PM in October is what your house will look like most of the year.

HOA considerations

Many Treasure Valley HOAs (especially in newer Brighton, CBH, and Hubble communities) have approved color palettes you must choose from. Get the palette before you fall in love with a non-approved color. A good painter will check this with you during the walkthrough.