Cook's Blue

No. 237 · Farrow & Ball

Cook's Blue No. 237 as a flat swatch, not a painted room

Farrow & Ball

Cook's Blue

No. 237

Hex code

#6A8FB2

Light reflectance value (LRV)

25.9Medium, moodier in dim rooms

0 black100 white

Undertone

Clear blue, a cool color

Color family: Blue
Sold for: Interior and exterior

Try it on your walls Get a sample

Farrow & Ball Cook's Blue No. 237 is a medium blue paint color, a clear color rather than a neutral, with an LRV of 26, a medium depth that absorbs more light than it reflects.

Is Cook's Blue warm or cool? Undertones by the numbers

leans blue

Undertone

Clear blue

graysaturated

A clear color, not a neutral.

Try Cook's Blue on your own walls

Upload a photo of your room, or the outside of your house, and TryMyHome renders Cook's Blue onto the walls so you can judge it in your light, with your floors and furniture. Your first five renders are free.

Trusted by 19,897+ happy homeowners

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 Cook's Blue, checked in morning and evening light, is the last step before a gallon.