Bright Prelude Blue by PPG paint color
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Ref. #5184BF · 31BB 23/340

Bright Prelude Blue

22%LRV Value
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Bright Prelude Blue is a calming choice — works as both a whole-house neutral when lightened and a dramatic anchor when deepened to navy. At LRV 22 it reads as a deep, enveloping shade — best on accent walls, dining rooms, and spaces where atmosphere matters more than reflected light. Skip it in low-light north-facing rooms unless you want a deliberately cool, cocooning effect, since blue can read chilly there.

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Bright Prelude Blue Technical Profile

What color is PPG Bright Prelude Blue (31BB 23/340)? It's a deep cool blue — hex #5184BF, LRV 22. The closest cross-brand equivalent to Bright Prelude Blue is Valspar Cobalt Glow — a near-identical match on the wall, with Behr Blueberry Patch and Dunn-Edwards Safe Harbor also close. With an LRV of 22, Bright Prelude Blue creates a dramatic, enveloping mood — best on accent walls, dining rooms, and intimate spaces where atmosphere matters more than reflected light. 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. At mid saturation, this color sits at a flexible mid-point — bold enough to anchor a room without dominating, and pairs cleanly with both crisp and creamy whites. 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. At mid saturation the lighting shift is moderate but real — sample under both warm-bulb evening light and cool-daylight morning light before committing.

HEX Code#5184BF
RGB81, 132, 191
LRV22.0
Color Familyblue
BrandPPG

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Colors Similar to Bright Prelude Blue

Closest digital match based on color values. Always verify with physical samples.

Cobalt Glow

Valspar

Nearly identical

Blueberry Patch

Behr

Nearly identical

Safe Harbor

Dunn-Edwards

Nearly identical

Endless Summer

Dutch Boy

Nearly identical

Pea Flower Tea

Farrow & Ball

Very similar

Parkwater

Hirshfield's

Very similar

Watertown

Benjamin Moore

Very similar

Light Blue

RAL

Very similar
Recommended Pairings

Colors That Work With Bright Prelude Blue

Timeless pairing with clean white trim and a tonal accent wall

Living room with applied paint colors

Side Walls

Bright Prelude Blue

#5184BF

Accent Wall

Tonal Shift

A warm shift that adds depth without clashing.

#7F7DB5

Trim & Molding

Pure White

Crisp white trim for a clean, traditional look.

#FFFFFF

Customize in Room VisualizerExplore full palette →

Color Palettes for Bright Prelude Blue

Color harmonies based on color theory — each swatch links to the closest matching paint.

Opposite on the color wheel — creates vibrant contrast

Base

Bright Prelude Blue

Complement

Pronghorn

Bright Prelude Blue Room Palettes

Color schemes built around this color — each swatch links to the closest matching paint.

Walls

Wintery Violet

Trim

White on White

Accent

This Color

Pop

Up Tempo Violet

Warm & Inviting

Warm tones with cozy appeal — welcoming and comfortable

Walls

Palest Morning Blue

Trim

Delicate White

Accent

This Color

Pop

Antique Brick Red

Cool & Calm

Cool hues with soft contrast — serene and restful

Walls

Spring Thaw

Trim

Delicate White

Accent

This Color

Pop

Mecca Gold

Bold Contrast

Complementary hues with punch — dynamic and striking

Similar PPG Colors

Other PPG colors close to Bright Prelude Blue.

Blueberry Popover

PPG · 1244-5

#5488C0

Bright Cornflower Blue

PPG · 45BB 22/347

#537DB9

Ship's Harbor

PPG · 1161-5

#4F84AF

Shrinking Violet

PPG · 1162-5

#5D84B1

Vanity

PPG · 1157-5

#5692B2

Hush-a-bye

PPG · 1238-5

#5397B7

More blue colors from other brands

Cross-brand colors in the blue family — useful when you want a similar look from a different brand.

Sojourn Blue

Behr · M500-5

#3077A7

Violet Evening

Behr · 630F-6

#4E5F89

Silver Chalice

Behr · 640E-1

#EEF1F7

Bluebird Feather

Sherwin-Williams · 9062

#6F9DB3

Blue Luxury

Behr · S-G-520

#1A85AC

Clear Skies

Benjamin Moore · 2054-70

#D3EBED

Bright Prelude Blue — Frequently Asked Questions

What colors match Bright Prelude Blue from other brands?
The closest cross-brand equivalents to Bright Prelude Blue are Cobalt Glow by Valspar (a near-identical match), Blueberry Patch by Behr (a near-identical match), Safe Harbor by Dunn-Edwards (a near-identical match). These are ranked with the CIEDE2000 color-difference formula, which scores how similar two colors actually look to the eye rather than matching them by name — so they're the best options for getting Bright Prelude Blue's look in a brand your local store carries. Always confirm with a physical sample, since sheen and lighting shift the final result.
What is the LRV of Bright Prelude Blue?
Bright Prelude Blue has a Light Reflectance Value (LRV) of 22.0, on a scale where 0 is pure black and 100 is pure white. That makes it a deep, dramatic color best saved for accent walls, dining rooms, and cozy spaces where atmosphere matters more than reflected light. LRV is the most reliable guide to how light or dark a paint will read in a real room — more dependable than the swatch on your screen, which varies by monitor.

Explore More with Bright Prelude Blue

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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.

Paint Sheen Guide

Flat, eggshell, satin, or semi-gloss — the right finish for Bright Prelude Blue depends on the room. Here's how to choose.

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