Serene Stream RD240-02 is a blue paint color from Kilz. It has a hex value of #40A4CE, estimated LRV 32 and a cool (blue) undertone. Its closest cross-brand match is Mystic Blue from PPG (nearly identical), with 49 more equivalents across other brands.
Kilz · #40A4CE · RD240-02
Serene Stream
32%Estimated LRV
Cool (Blue)Undertone
Serene Stream Technical Profile
HEX Code#40A4CE
RGB64, 164, 206
Estimated LRV32.1
UndertoneCool (Blue)
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
BrandKilz
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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 Serene Stream
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Mystic Blue
PPG
#48A8D0
Close digital match
Charybdis
Vista Paint
#37A5CB
Close digital match
Toronto Blue
Benjamin Moore
#1AA0CD
Similar digital color
Treasure Map
Behr
#59A5C7
Similar digital color
Rolling Sea
Valspar
#5BA3C6
Similar digital color
Charybdis
Hirshfield's
#16A3CB
Similar digital color
Major Blue
Sherwin-Williams
#289EC4
Similar digital color
Ship Shape Blue
Dutch Boy
#4398C1
Similar digital color
Frozen Wave
Dunn-Edwards
#56ACCA
Similar digital color
Lobster
Farrow & Ball
#57A7B9
Visible digital difference
Light Blue
RAL
#3B83BD
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 Serene Stream
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
Serene Stream
#40A4CE
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#7584BD
Trim & Molding
Digital white
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Serene Stream
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Serene Stream 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 Kilz Colors
Other Kilz colors close to Serene Stream.
More blue colors from other brands
Cross-brand colors in the blue family — useful when you want a similar look from a different brand.
Serene Stream — Frequently Asked Questions
What undertone does Serene Stream have?
Serene Stream by Kilz has a cool (blue) 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 Serene Stream from other brands?
The closest cross-brand equivalents to Serene Stream are Mystic Blue by PPG (a close digital match), Charybdis by Vista Paint (a close digital match), Toronto Blue by Benjamin Moore (a very close match) — the best options for getting Serene Stream'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 Serene Stream?
Serene Stream has a estimated lightness value of 32.1, 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 Serene Stream
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 Serene Stream's cool (blue) undertone matters more than its surface color — and how to read undertones in any paint chip.