September Song vs Tranquil Dawn
September Song (Cloverdale Paint) and Tranquil Dawn (Dulux) come from different manufacturers. September Song reads as yellow, while Tranquil Dawn reads as green-grey — two distinct hue families, not close cousins. The 14-point LRV gap — 69 for September Song vs 55 for Tranquil Dawn — means September Song will open up a space more effectively. ΔE 8.3 means they're clearly different, but not dramatically so — they'd pair well in the same room. Below you'll find 5 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
September Song vs Tranquil Dawn in Real Spaces
5 real rooms side by side. September Song and Tranquil Dawn are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Living Room
A living room wall sees more varied light than almost any other surface in the house, which makes the choice between these two more nuanced than a chip suggests. September Song reflects noticeably more light off the walls, making the space read more open than Tranquil Dawn.
Bedroom
Bedrooms are typically lit with warmer, lower light than the rest of the house — a condition that flatters warm tones and deepens cool ones. September Song returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Kitchen
Kitchens often have the harshest, most revealing light in the house — under-cabinet LEDs and overhead fixtures that strip away subtlety. September Song returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Dining Room
Dining rooms often rely on warm incandescent or candlelight, which flatters warm undertones and mutes cool ones. The LRV gap is large enough that September Song will make the room feel meaningfully brighter than Tranquil Dawn would.
Bathroom
Small bathrooms intensify color. A shade that seems quiet in a larger room can feel immersive when you're surrounded by it on four walls. September Song returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
September Song vs Tranquil Dawn Simulated Comparison
5 simulated room previews — drag the slider on each to see September Song on one side and Tranquil Dawn 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 September Song comparisons
See how September Song stacks up against other well-photographed colors across different brands and tones.
With LRVs of 69 and 69, the two reflect almost the same amount of light.
At LRV 83 vs 69, White Dove is decisively the brighter choice.
At LRV 69 vs 6, September Song is decisively the brighter choice.
September Song reflects far more light (LRV 69 vs 52), opening up a space where Purbeck Stone encloses it.
September Song reflects far more light (LRV 69 vs 30), opening up a space where Evergreen Fog encloses it.
At LRV 69 vs 52, September Song is decisively the brighter choice.
September Song reads slightly lighter (LRV 69 vs 60), a gap that shows most in low-lit rooms.
A 11-point LRV gap (69 vs 58) makes September Song the marginally brighter of the two.
At LRV 69 vs 27, September Song is decisively the brighter choice.
September Song reflects far more light (LRV 69 vs 43), opening up a space where French Gray encloses it.
September Song reflects far more light (LRV 69 vs 4), opening up a space where Naval encloses it.
At LRV 69 vs 13, September Song is decisively the brighter choice.
At LRV 69 vs 44, September Song is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 69), opening up a space where September Song encloses it.
September Song reflects far more light (LRV 69 vs 21), opening up a space where Artichoke encloses it.
A 3-point LRV gap (69 vs 66) makes September Song the marginally brighter of the two.
A 5-point LRV gap (74 vs 69) makes Shoji White the marginally brighter of the two.
At LRV 83 vs 69, Snowbound is decisively the brighter choice.
September Song reflects far more light (LRV 69 vs 51), opening up a space where Pigeon encloses it.
At LRV 69 vs 12, September Song is decisively the brighter choice.
At LRV 69 vs 8, September Song is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 69 vs 68), so neither reads brighter in a room.
September Song reflects far more light (LRV 69 vs 41), opening up a space where Dix Blue encloses it.
At LRV 69 vs 12, September Song is decisively the brighter choice.
At LRV 69 vs 45, September Song is decisively the brighter choice.
September Song reflects far more light (LRV 69 vs 31), opening up a space where Pale Green encloses it.
September Song reflects far more light (LRV 69 vs 7), opening up a space where Pine Needle encloses it.