Undercool
SW 6957 · Sherwin-Williams
Undercool SW 6957 as a flat swatch, not a painted room
Sherwin-Williams
Undercool
SW 6957
Strong blue, a cool color
- Color family
- Blue
- Sold for
- Interior and exterior
Sherwin-Williams Undercool SW 6957 is a light-medium blue paint color, a strong, saturated color rather than a neutral, with an LRV of 49, light with some depth, moodier in a dim room.
Source: Sherwin-Williams's color data. Undertone labels describe our calculation, not the paint formula or a test in your room. How we assess colors.
Is Undercool warm or cool? Undertones by the numbers
leans blue
Undertone
Strong blue
A strong color.
Try Undercool on your own walls
Upload a photo of your room, or the outside of your house, and TryMyHome renders Undercool onto the walls for an illustrative preview beside your floors and furniture. Confirm the color with a physical sample. Your first 3 renders are free.
Get a sample before you paint
Use the visualizer to narrow your shortlist, then confirm the finalist on your actual wall. A peel-and-stick sample of Undercool, checked in morning and evening light, is the last step before a gallon.
- Made with real paint
- Delivered next day
- Peels off clean

Trim, ceiling and coordinating colors for Undercool
Colors lighter than Undercool
Colors similar to Undercool
Closest matches for Undercool in other brands
These are the closest digital colors in our catalog, not equivalent paint formulas or touch-up substitutes. Compare physical samples in the same finish before choosing. See the comparison method.