Ref. #CFE4EE · 1237-2
Diamond Blue
75%LRV Value
NeutralUndertone
Diamond Blue Technical Profile
What color is Diamond Blue? It's a light cool blue with the hex code #CFE4EE. Colors similar to Diamond Blue include Valspar Skywriter, Dunn-Edwards Pale Frost, Valspar Cape Cod. Diamond Blue has a neutral undertone, which affects how it pairs with trim, flooring, and adjacent wall colors. With a Light Reflectance Value of 75, Diamond Blue reflects a generous amount of light, making it well-suited for north-facing rooms or smaller spaces that benefit from extra brightness. Pair it with cool whites like Chantilly Lace, walnut or rift-cut oak floors, and brushed nickel or polished chrome hardware. Brass accents add warmth for a layered look. Blues stay crisp under 4000K+ cool LEDs. Under 2700K warm bulbs they can read grayer or shift slightly purple — particularly true for mid-tone and saturated blues.
Colors Similar to Diamond Blue
Closest digital match based on color values. Always verify with physical samples.
Recommended Pairings
Colors That Work With Diamond Blue
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Diamond Blue
#CFE4EE
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#7C86B6
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Diamond Blue
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Diamond 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 PPG Colors
Other PPG colors close to Diamond 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.
Diamond Blue — Frequently Asked Questions
What undertone does Diamond Blue have?
Diamond Blue by PPG has a neutral undertone and belongs to the blue color family.
What colors match Diamond Blue from other brands?
The closest matches are Skywriter by Valspar (#CDE3ED), Pale Frost by Dunn-Edwards (#CFE5F0), Cape Cod by Valspar (#CEE4ED). Always verify with physical samples.
What is the LRV of Diamond Blue?
Diamond Blue has an LRV of 74.9, where 0 is pure black and 100 is pure white.
Explore More with Diamond 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 Diamond Blue's neutral undertone matters more than its surface color — and how to read undertones in any paint chip.