Sapphire blue vs Just Walnut
Sapphire blue is a RAL Classic color while Just Walnut comes from Dulux. At LRV 72 vs 6, Just Walnut will read as the brighter of the two — a 66-point gap that matters most in north-facing or low-light rooms. At ΔE 68.7, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions.
Sapphire blue vs Just Walnut Color Comparison
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.
Color Details
Sapphire blue vs Just Walnut in Real Spaces
Seeing Sapphire blue and Just Walnut in actual rooms makes the difference concrete. Browse the spaces below to get a feel for how each color lives on a wall. Showing 4 room types where both colors have photos.
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. Just Walnut returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
@jak_chemia
@dc__decorating
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 Just Walnut will make the room feel meaningfully brighter than Sapphire blue would.
@sentimouk
@inside.our.home
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 Just Walnut will make the room feel meaningfully brighter than Sapphire blue would.
@miedzy_modern_a_farmhouse
@homewithhollie
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The LRV gap is large enough that Just Walnut will make the room feel meaningfully brighter than Sapphire blue would.
@theladypaintdecor
@athomewithfaye
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