Millstream vs Agreeable Gray
Where Millstream belongs to Behr's range, Agreeable Gray is a Sherwin-Williams color. Millstream reads as blue, while Agreeable Gray reads as greige-grey — two distinct hue families, not close cousins. They have nearly identical light reflectance values (61 vs 60), so they'll read as similarly Light in most lighting conditions. Millstream runs blue while Agreeable Gray is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 15.5, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Millstream vs Agreeable Gray in Real Spaces
6 real rooms side by side. Seeing Millstream and Agreeable Gray in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The temperature contrast between Agreeable Gray and Millstream is what sets these apart most in this context.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Agreeable Gray brings more warmth to the space, while Millstream keeps things cooler and crisper.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Agreeable Gray brings more warmth to the space, while Millstream keeps things cooler and crisper.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Agreeable Gray brings more warmth to the space, while Millstream keeps things cooler and crisper.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. Agreeable Gray brings more warmth to the space, while Millstream keeps things cooler and crisper.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Agreeable Gray brings more warmth to the space, while Millstream keeps things cooler and crisper.
Color Details
Millstream vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Millstream on one side and Agreeable Gray on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Millstream comparisons
See how Millstream stacks up against other well-photographed colors across different brands and tones.
