St. John Blue
CSP-675 · Benjamin Moore
St. John Blue CSP-675 as a flat swatch, not a painted room
Benjamin Moore
St. John Blue
CSP-675
Noticeable blue, a cool color
- Color family
- Blue
- Sold for
- Interior
Benjamin Moore St. John Blue CSP-675 is a medium blue paint color with a noticeable blue undertone and an LRV of 34, a medium depth that absorbs more light than it reflects.
Source: Benjamin Moore's color data. Undertone labels describe our calculation, not the paint formula or a test in your room. How we assess colors.
Is St. John Blue warm or cool? Undertones by the numbers
leans blue
Undertone
Noticeable blue
A visible lean you see in daylight.
Try St. John Blue on your own walls
Upload a photo of your room, or the outside of your house, and TryMyHome renders St. John Blue 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 St. John Blue, checked in morning and evening light, is the last step before a gallon.
- Made with real paint
- Delivered next day
- Peels off clean

Coordinating colors for St. John Blue
Colors lighter and darker than St. John Blue
Colors similar to St. John Blue
Closest matches for St. John Blue 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.