Mermaid Sea vs RAL 180-1

Mermaid SeaBehrvsRAL 180-1RAL EffectΔE 39.8Very different colors

Where Mermaid Sea belongs to Behr's range, RAL 180-1 is a RAL Effect color. Both sit in the blue family, which is useful context if you're narrowing within a single hue direction. RAL 180-1 (LRV 49) reflects noticeably more light than Mermaid Sea (LRV 13), a difference of 36 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 39.8, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.

Mermaid Sea vs RAL 180-1 in Real Spaces

6 real rooms side by side. Seeing Mermaid Sea and RAL 180-1 in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.

Living Room

In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The LRV gap is large enough that RAL 180-1 will make the room feel meaningfully brighter than Mermaid Sea would.

Mermaid SeaBehr Mermaid Sea living room interior

Visualization

RAL 180-1RAL Effect 180-1 living room interior

@visualization

Bedroom

The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. RAL 180-1 reflects noticeably more light off the walls, making the space read more open than Mermaid Sea.

Mermaid SeaBehr Mermaid Sea bedroom

Visualization

RAL 180-1RAL Effect 180-1 bedroom

@visualization

Kitchen

In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. RAL 180-1 reflects noticeably more light off the walls, making the space read more open than Mermaid Sea.

Mermaid SeaBehr Mermaid Sea kitchen painted backsplash

Visualization

RAL 180-1RAL Effect 180-1 kitchen painted backsplash

@visualization

Bathroom

Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. RAL 180-1 reflects noticeably more light off the walls, making the space read more open than Mermaid Sea.

Mermaid SeaBehr Mermaid Sea bathroom

Visualization

RAL 180-1RAL Effect 180-1 bathroom

@visualization

House

Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. RAL 180-1 reflects noticeably more light off the walls, making the space read more open than Mermaid Sea.

Mermaid SeaBehr Mermaid Sea victorian house interior

Visualization

RAL 180-1RAL Effect 180-1 victorian house interior

@visualization

Kitchen Cabinets

Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. RAL 180-1 reflects noticeably more light off the walls, making the space read more open than Mermaid Sea.

Mermaid SeaBehr Mermaid Sea kitchen cabinets

Visualization

RAL 180-1RAL Effect 180-1 kitchen cabinets

@visualization

Color Details

Mermaid Sea
Behr · P440-7
Hex#297f6d
LRV12.7
BrandBehr
NumberP440-7
UndertoneGreen and Blue
TemperatureCool
BrightnessDark
RAL 180-1
RAL Effect · RAL 180-1
Hex#AEBCC6
LRV48.5
BrandRAL Effect
NumberRAL 180-1
Undertone
Temperature
BrightnessMedium

Mermaid Sea vs RAL 180-1 Simulated Comparison

5 simulated room previews — drag the slider on each to see Mermaid Sea on one side and RAL 180-1 on the other.

Bathroom
Bedroom
House
Kitchen Cabinets
Living Room

Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.

More Mermaid Sea comparisons

See how Mermaid Sea stacks up against other well-photographed colors across different brands and tones.

White Dove
Mermaid Sea
White Dove
Benjamin Moore
White Dove
LRV 83

White Dove is the lighter choice

Ammonite
Mermaid Sea
Ammonite
Farrow & Ball
Ammonite
LRV 69

Ammonite is the lighter choice

Iron Ore
Mermaid Sea
Iron Ore
Sherwin-Williams
Iron Ore
LRV 6

Mermaid Sea reads slightly lighter

Purbeck Stone
Mermaid Sea
Purbeck Stone
Farrow & Ball
Purbeck Stone
LRV 52

Purbeck Stone is the lighter choice

Evergreen Fog
Mermaid Sea
Evergreen Fog
Sherwin-Williams
Evergreen Fog
LRV 30

Evergreen Fog reads noticeably lighter

Mizzle
Mermaid Sea
Mizzle
Farrow & Ball
Mizzle
LRV 52

Mizzle is the lighter choice

Agreeable Gray
Mermaid Sea
Agreeable Gray
Sherwin-Williams
Agreeable Gray
LRV 60

Agreeable Gray is the lighter choice

Denim Drift
Mermaid Sea
Denim Drift
Dulux
Denim Drift
LRV 27

Denim Drift reads noticeably lighter

Tranquil Dawn
Mermaid Sea
Tranquil Dawn
Dulux
Tranquil Dawn
LRV 55

Tranquil Dawn is the lighter choice

Balboa Mist
Mermaid Sea
Balboa Mist
Benjamin Moore
Balboa Mist
LRV 66

Balboa Mist is the lighter choice

Vintage Vogue
Mermaid Sea
Vintage Vogue
Benjamin Moore
Vintage Vogue
LRV 12

Nearly identical in tone

Pale Green
Mermaid Sea
Pale Green
RAL ClassicClassic
Pale Green
LRV 31

Pale Green reads noticeably lighter

Pine Needle
Mermaid Sea
Pine Needle
Dulux
Pine Needle
LRV 7

Mermaid Sea reads slightly lighter

Cement grey
Mermaid Sea
Cement grey
RAL ClassicClassic
Cement grey
LRV 24

Cement grey reads slightly lighter

Black grey
Mermaid Sea
Black grey
RAL ClassicClassic
Black grey
LRV 6

Mermaid Sea reads slightly lighter

Piazza
Mermaid Sea
Piazza
Tikkurila
Piazza
LRV 65

Piazza is the lighter choice

Humble Yellow
Mermaid Sea
Humble Yellow
Jotun
Humble Yellow
LRV 57

Humble Yellow is the lighter choice

Windmill Lane
Mermaid Sea
Windmill Lane
Little Greene
Windmill Lane
LRV 31

Windmill Lane reads noticeably lighter

Senses
Mermaid Sea
Senses
Jotun
Senses
LRV 41

Senses is the lighter choice

Lamp Black
Mermaid Sea
Lamp Black
Little Greene
Lamp Black
LRV 3

Mermaid Sea reads slightly lighter

Washed Linen
Mermaid Sea
Washed Linen
Jotun
Washed Linen
LRV 55

Washed Linen is the lighter choice

Tea with Florence
Mermaid Sea
Tea with Florence
Little Greene
Tea with Florence
LRV 18

Tea with Florence reads slightly lighter

Thames Fog
Mermaid Sea
Thames Fog
Valspar
Thames Fog
LRV 27

Thames Fog reads noticeably lighter

Ocean Abyss
Mermaid Sea
Ocean Abyss
Behr
Ocean Abyss
LRV 7

Mermaid Sea reads slightly lighter

Classic Silver
Mermaid Sea
Classic Silver
Behr
Classic Silver
LRV 48

Classic Silver is the lighter choice

Teton Blue
Mermaid Sea
Teton Blue
Behr
Teton Blue
LRV 31

Teton Blue reads noticeably lighter

RAL 110-2
Mermaid Sea
RAL 110-2
RAL EffectEffect
RAL 110-2
LRV 72

RAL 110-2 is the lighter choice

RAL 110-1
Mermaid Sea
RAL 110-1
RAL EffectEffect
RAL 110-1
LRV 80

RAL 110-1 is the lighter choice

Paper
Mermaid Sea
Paper
Tikkurila
Paper
LRV 88

Paper is the lighter choice

Passageway
Mermaid Sea
Passageway
Valspar
Passageway
LRV 14

Nearly identical in tone