RAL 670-6 vs Gauntlet Gray
Where RAL 670-6 belongs to RAL Effect's range, Gauntlet Gray is a Sherwin-Williams color. RAL 670-6 reads as blue, while Gauntlet Gray reads as grey — two distinct hue families, not close cousins. RAL 670-6 (LRV 37) reflects noticeably more light than Gauntlet Gray (LRV 17), a difference of 20 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 45.6, 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.
RAL 670-6 vs Gauntlet Gray in Real Spaces
6 real rooms side by side. Seeing RAL 670-6 and Gauntlet 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 LRV gap is large enough that RAL 670-6 will make the room feel meaningfully brighter than Gauntlet Gray would.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. RAL 670-6 reflects noticeably more light off the walls, making the space read more open than Gauntlet Gray.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. RAL 670-6 reflects noticeably more light off the walls, making the space read more open than Gauntlet Gray.
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. RAL 670-6 reflects noticeably more light off the walls, making the space read more open than Gauntlet Gray.
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. RAL 670-6 reflects noticeably more light off the walls, making the space read more open than Gauntlet Gray.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. RAL 670-6 reflects noticeably more light off the walls, making the space read more open than Gauntlet Gray.
Color Details
RAL 670-6 vs Gauntlet Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see RAL 670-6 on one side and Gauntlet 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 RAL 670-6 comparisons
See how RAL 670-6 stacks up against other well-photographed colors across different brands and tones.
