Teton Blue vs RAL 670-3
Where Teton Blue belongs to Behr's range, RAL 670-3 is a RAL Effect color. Hue-wise, Teton Blue belongs to the blue-grey family and RAL 670-3 to the blue family. RAL 670-3 (LRV 47) reflects noticeably more light than Teton Blue (LRV 31), a difference of 16 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 19.5, 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 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Teton Blue vs RAL 670-3 in Real Spaces
4 real rooms side by side. Seeing Teton Blue and RAL 670-3 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 670-3 will make the room feel meaningfully brighter than Teton Blue 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 670-3 reflects noticeably more light off the walls, making the space read more open than Teton Blue.
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 670-3 reflects noticeably more light off the walls, making the space read more open than Teton Blue.
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 670-3 reflects noticeably more light off the walls, making the space read more open than Teton Blue.
Color Details
Teton Blue vs RAL 670-3 Simulated Comparison
5 simulated room previews — drag the slider on each to see Teton Blue on one side and RAL 670-3 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 Teton Blue comparisons
See how Teton Blue stacks up against other well-photographed colors across different brands and tones.
