Congo Green vs L366
Congo Green is a PPG color while L366 comes from Tikkurila. Congo Green reads as blue-green, while L366 reads as blue — two distinct hue families, not close cousins. At LRV 27 vs 15, Congo Green will read as the brighter of the two — a 12-point gap that matters most in north-facing or low-light rooms. At ΔE 28.3, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Congo Green vs L366 Simulated Comparison
5 simulated room previews — drag the slider on each to see Congo Green on one side and L366 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 Congo Green comparisons
See how Congo Green stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 27, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 27), opening up a space where Congo Green encloses it.
Congo Green reflects far more light (LRV 27 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 27, Purbeck Stone is decisively the brighter choice.
A 3-point LRV gap (30 vs 27) makes Evergreen Fog the marginally brighter of the two.
Mizzle reflects far more light (LRV 52 vs 27), opening up a space where Congo Green encloses it.
At LRV 60 vs 27, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 27), opening up a space where Congo Green encloses it.
With LRVs of 27 and 27, the two reflect almost the same amount of light.
At LRV 43 vs 27, French Gray is decisively the brighter choice.
At LRV 27 vs 4, Congo Green is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 27), opening up a space where Congo Green encloses it.
Congo Green reflects far more light (LRV 27 vs 13), opening up a space where Bancha encloses it.
Hardwick White reflects far more light (LRV 44 vs 27), opening up a space where Congo Green encloses it.
At LRV 84 vs 27, Pure White is decisively the brighter choice.
A 6-point LRV gap (27 vs 21) makes Congo Green the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 27), opening up a space where Congo Green encloses it.
Shoji White reflects far more light (LRV 74 vs 27), opening up a space where Congo Green encloses it.
Snowbound reflects far more light (LRV 83 vs 27), opening up a space where Congo Green encloses it.
At LRV 51 vs 27, Pigeon is decisively the brighter choice.
Congo Green reflects far more light (LRV 27 vs 12), opening up a space where Pewter Green encloses it.
Congo Green reflects far more light (LRV 27 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 27), opening up a space where Congo Green encloses it.
At LRV 41 vs 27, Dix Blue is decisively the brighter choice.
Congo Green reflects far more light (LRV 27 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 27), opening up a space where Congo Green encloses it.
A 4-point LRV gap (31 vs 27) makes Pale Green the marginally brighter of the two.