Celtic Forest 3 vs Agreeable Gray
Celtic Forest 3 is a Dulux color while Agreeable Gray comes from Sherwin-Williams. Hue-wise, Celtic Forest 3 belongs to the beige-greige family and Agreeable Gray to the greige-grey family. At LRV 60 vs 52, Agreeable Gray will read as the brighter of the two — a 8-point gap that matters most in north-facing or low-light rooms. They share a warm quality — useful to know if you're layering them in the same space. At ΔE 11.1, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Celtic Forest 3 vs Agreeable Gray in Real Spaces
6 real rooms side by side. Seeing Celtic Forest 3 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
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Bedroom
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The LRV gap is large enough that Agreeable Gray will make the room feel meaningfully brighter than Celtic Forest 3 would.
Kitchen
Kitchen lighting tends to be bright and directional, which sharpens contrast and makes undertone differences more apparent. The LRV gap is large enough that Agreeable Gray will make the room feel meaningfully brighter than Celtic Forest 3 would.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. The LRV gap is large enough that Agreeable Gray will make the room feel meaningfully brighter than Celtic Forest 3 would.
Mudroom
A mudroom color needs to hold up under the most casual scrutiny: a glance as you're coming and going, often in mixed or artificial light. Agreeable Gray reflects noticeably more light off the walls, making the space read more open than Celtic Forest 3.
Front Door
Front doors are seen in isolation against the rest of the facade, which makes them a high-stakes surface where even subtle differences matter. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Celtic Forest 3 vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Celtic Forest 3 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 Celtic Forest 3 comparisons
See how Celtic Forest 3 stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 52, White Dove is decisively the brighter choice.
Ammonite reflects far more light (LRV 69 vs 52), opening up a space where Celtic Forest 3 encloses it.
At LRV 52 vs 6, Celtic Forest 3 is decisively the brighter choice.
With LRVs of 52 and 52, the two reflect almost the same amount of light.
Celtic Forest 3 reflects far more light (LRV 52 vs 30), opening up a space where Evergreen Fog encloses it.
Their light reflectance is nearly identical (LRV 52 vs 52), so neither reads brighter in a room.
A 6-point LRV gap (58 vs 52) makes Accessible Beige the marginally brighter of the two.
At LRV 52 vs 27, Celtic Forest 3 is decisively the brighter choice.
Celtic Forest 3 reads slightly lighter (LRV 52 vs 43), a gap that shows most in low-lit rooms.
Celtic Forest 3 reflects far more light (LRV 52 vs 4), opening up a space where Naval encloses it.
A 3-point LRV gap (55 vs 52) makes Tranquil Dawn the marginally brighter of the two.
At LRV 52 vs 13, Celtic Forest 3 is decisively the brighter choice.
A 8-point LRV gap (52 vs 44) makes Celtic Forest 3 the marginally brighter of the two.
Pure White reflects far more light (LRV 84 vs 52), opening up a space where Celtic Forest 3 encloses it.
Celtic Forest 3 reflects far more light (LRV 52 vs 21), opening up a space where Artichoke encloses it.
At LRV 66 vs 52, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 52, Shoji White is decisively the brighter choice.
At LRV 83 vs 52, Snowbound is decisively the brighter choice.
At LRV 52 vs 12, Celtic Forest 3 is decisively the brighter choice.
At LRV 68 vs 52, Skimming Stone is decisively the brighter choice.
Celtic Forest 3 reads slightly lighter (LRV 52 vs 41), a gap that shows most in low-lit rooms.
Calamine reflects far more light (LRV 68 vs 52), opening up a space where Celtic Forest 3 encloses it.
Celtic Forest 3 reflects far more light (LRV 52 vs 25), opening up a space where Treron encloses it.
At LRV 52 vs 12, Celtic Forest 3 is decisively the brighter choice.
A 7-point LRV gap (52 vs 45) makes Celtic Forest 3 the marginally brighter of the two.
Celtic Forest 3 reflects far more light (LRV 52 vs 31), opening up a space where Pale Green encloses it.
Celtic Forest 3 reflects far more light (LRV 52 vs 7), opening up a space where Pine Needle encloses it.
Celtic Forest 3 reflects far more light (LRV 52 vs 24), opening up a space where Cement grey encloses it.
Guilford Green reads slightly lighter (LRV 57 vs 52), a gap that shows most in low-lit rooms.
Just Walnut reflects far more light (LRV 72 vs 52), opening up a space where Celtic Forest 3 encloses it.