Cook's Blue 237 is a blue paint color from Farrow & Ball. It has a hex value of #6A90B4, LRV 26 and a neutral undertone. Its closest cross-brand match is Heavenly Sky from Hirshfield's (nearly identical), with 49 more equivalents across other brands.
Ref. #6A90B4 · 237
Cook's Blue
26%LRV Value
NeutralUndertone
Cook's Blue Technical Profile
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Cook's Blue in Every Brand
The closest equivalent to Cook's Blue in each major paint brand, ranked by how close the match reads. Always verify with a physical sample. How we calculate match accuracy →
Farrow & BallCook's Blue
Nearly identical
Hirshfield'sHeavenly Sky
Heavenly Sky
Hirshfield's
Nearly identical
Genteel Blue
Dunn-Edwards
Nearly identical
Postcard Perfect
Vista Paint
Nearly identical
Mariner's
Benjamin Moore
Nearly identical
Mysteria
Behr
Nearly identical
Scanda
Sherwin-Williams
Very similar
Blue Jay Blue
Dutch Boy
Very similar
Splendid Blue
Valspar
Very similar
Gingham Blue
PPG
Very similar
Just Chill
Kilz
Very similar
Seeing a close call? Order a peel-and-stick sample of Cook's Blue — or sample it next to its top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Recommended Pairings
Colors That Work With Cook's Blue
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Cook's Blue
#6A90B4
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#8585AD
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Cook's Blue
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Cook's Blue Room Palettes
Color schemes built around this color — each swatch links to the closest matching paint.
Warm & Inviting
Warm tones with cozy appeal — welcoming and comfortable
Cool & Calm
Cool hues with soft contrast — serene and restful
Bold Contrast
Complementary hues with punch — dynamic and striking
Similar Farrow & Ball Colors
Other Farrow & Ball colors close to Cook's Blue.
More blue colors from other brands
Cross-brand colors in the blue family — useful when you want a similar look from a different brand.
Cook's Blue — Frequently Asked Questions
What undertone does Cook's Blue have?
Cook's Blue by Farrow & Ball has a neutral undertone and sits in the blue color family. The undertone shifts with light — warmer under 2700K bulbs, cleaner and cooler under 4000K daylight — so sample Cook's Blue in your own space before committing.
What colors match Cook's Blue from other brands?
The closest cross-brand equivalents to Cook's Blue are Heavenly Sky by Hirshfield's (a near-identical match), Genteel Blue by Dunn-Edwards (a near-identical match), Postcard Perfect by Vista Paint (a near-identical match) — the best options for getting Cook's Blue's look from a brand your local store carries. Confirm with a physical sample, since sheen and lighting shift the final result.
What is the LRV of Cook's Blue?
Cook's Blue has a Light Reflectance Value (LRV) of 26.3, on a scale where 0 is pure black and 100 is pure white — that makes it a mid-depth color with real presence — strong on accent walls, libraries, and rooms with good natural light.
Explore More with Cook's Blue
Related Reading
How to Match Paint Colors Across Brands
The science behind Delta E and CIEDE2000 — find a Behr equivalent of any Sherwin-Williams shade, or a Benjamin Moore alternative when your store is out of stock.
Understanding Paint Color Undertones
Why Cook's Blue's neutral undertone matters more than its surface color — and how to read undertones in any paint chip.