Diamond Blue 1237-2 is a blue paint color from PPG. It has a hex value of #CFE4EE, estimated LRV 75 and a neutral undertone. Its closest cross-brand match is Skywriter from Valspar (nearly identical), with 49 more equivalents across other brands.
PPG · #CFE4EE · 1237-2
Diamond Blue
75%Estimated LRV
NeutralUndertone
Diamond Blue Technical Profile
HEX Code#CFE4EE
RGB207, 228, 238
Estimated LRV74.9
UndertoneNeutral
Digital swatches and calculated matches are approximations. Catalog LRV values may be calculated estimates, not manufacturer measurements. Data and matching method. Check the brand reference and physical samples before purchase.
Color Familyblue
BrandPPG
Test it in your room
Place physical samples beside your flooring and trim. Check them in daylight and with your evening lights before buying paint.
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Compare alternatives to Diamond Blue
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Skywriter
Valspar
#CDE3ED
Close digital match
Pale Frost
Dunn-Edwards
#CFE5F0
Close digital match
Misty Blue
Kilz
#CDE4EE
Close digital match
Soft Cloud
Behr
#D0E3ED
Close digital match
Cumulus Cotton
Benjamin Moore
#D4E9F2
Close digital match
Fresh Air
Dutch Boy
#C8DFE8
Close digital match
High Spirits
Vista Paint
#C9E4EE
Close digital match
Sea Foam Mist
Hirshfield's
#CBDCE2
Similar digital color
Sprout .03
Colorhouse
#CCDCE7
Similar digital color
Rhythmic Blue
Sherwin-Williams
#CCDBE5
Similar digital color
Kakelugn
Farrow & Ball
#C5D1D8
Visible digital difference
Comparing these brands? Order peel-and-stick samples of your top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Generated palette previews
Colors That Work With Diamond Blue
These are generated digital colors, not named manufacturer paints. Use the palette tools to find paint candidates, then compare physical samples.
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
Digital 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 sits in the blue color family. This is a digital classification, not a prediction of physical paint under every light. Compare samples in your own space.
What colors match Diamond Blue from other brands?
The closest cross-brand equivalents to Diamond Blue are Skywriter by Valspar (a close digital match), Pale Frost by Dunn-Edwards (a close digital match), Cape Cod by Valspar (a close digital match) — the best options for getting Diamond 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 Diamond Blue?
Diamond Blue has a estimated lightness value of 74.9, on a scale where 0 is pure black and 100 is pure white — that makes it a light, reflective color that bounces plenty of light back into a room — well-suited to north-facing spaces, hallways, and smaller rooms that need to feel brighter.
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.