Sherwin Williams Thunderous: A Complete Color Review

Looking for the perfect deep green paint color for your home? Let’s talk about Sherwin Williams Thunderous and if it might be right for your home!

Deep greens are having a moment, and honestly, I hope they never go out of style.

They’re bold yet cozy, sophisticated yet inviting. They bring an earthy, organic feel to a space while still feeling refined and modern.

One of my favorite deep greens? Thunderous by Sherwin Williams.

This stunning shade has a strong gray undertone, making it a total chameleon. It shifts beautifully depending on the light, sometimes looking more green, other times more gray, and occasionally even showing a hint of taupe.

Today, let’s break down everything you need to know about this rich, moody hue!

Thunderous, Sherwin Williams, SW 6201

Thunderous is a deep green-gray that feels grounding, organic, and full of depth.

It balances warm and cool, which means it plays well with all kinds of earth-toned neutrals.

Sherwin Williams featured Thunderous in its 2025 Colormix Forecast, highlighting it as one of 48 trending hues.

Click here to get a peel and stick sample of Thunderous

Color Family

Thunderous is in the green family.

Light Reflectance Value

15

Light Reflective Value is the measurement of how much light a color bounces around. This is on a scale of 0 to 100 with 0 being pure black and 100 being pure white.

With an LRV of 15, Thunderous is a very dark green. It will look deep and dramatic in a dimly lit room and a little softer in spaces with more natural light.

RGB Colors

R: 109 G: 108 B: 98

RGB describes the amount of each color - red, green, and blue - present in a color. This is on a scale of 0 to 255 for each color. This is basically the color mix to make the color!

Hex Code

#6D6C62

Undertones

Thunderous has a cool gray undertone, which gives it an earthy, natural vibe.

But there’s also a hint of warmth from its subtle yellow undertone, which keeps it from feeling too cold.

How it looks in your space depends on the lighting:

• In north-facing rooms with less light, Thunderous looks cooler and darker, reading more like a deep green-gray.
• In south-facing rooms with lots of natural light, Thunderous appears a bit warmer. You might even see hints of brown or taupe.

Best uses

I like to use dark paint colors like Thunderous for:

• Walls of a room you want to feel cozier such as a bedroom, living room, or den (you can even paint the trim and moldings for a more sophisticated feel)
• Creating a focal point, such as a fireplace
• Built-ins
• Kitchen cabinets
• Interior or exterior doors
• Home exterior
• Shutters
• Accent wall
• Furniture

Similar Colors

If you like Thunderous but want to explore other options, check these out:

• Sherwin Williams Cast Iron
• Benjamin Moore Sharkskin
• Behr Bonsai Trunk
• Sherwin Williams Eclipse
• Benjamin Moore Windy City
• Behr Gladiator Gray
• Sherwin Williams Storm Warning

Click here to get a peel and stick sample of Thunderous

Coordinating Colors

Thunderous pairs wonderfully with a variety of colors, warm or cool. For a neutral look, pair it with browns, tans, beiges, grays or whites.

For a bolder look, pair Thunderous with lighter greens, deep blues, corals, or pale pinks.

Warm neutrals:

• Grounded
• Mexican Sand
• Mindful Gray
• Shiitake
• Studio Mauve

Mid-toned green-grays:

• Sea Salt
• Sea Spray
• Comfort Gray
• Silverpointe
• Filmy Green

Bright, cool whites:

• Frosty White
• Fleur de Sel
• Reserved White
• Spare White
• Moderne White

Trim Colors

You have two options when choosing a trim color for Thunderous. You can go crisp and bright for contrast. Or soft and subtle for a seamless look.

Here are my favorites:

Bright white trim colors:

• Benjamin Moore Simply White
• Sherwin Williams Extra White
• Behr Ultra Pure White

Soft white trim colors:

• Sherwin Williams Alabaster
• Benjamin Moore White Dove
• Behr Cameo White

Click here to get a peel and stick sample of Thunderous

FAQS

Here are some common frequently asked questions about Thunderous.

Is Sherwin Williams Thunderous green or gray?

Sherwin Williams Thunderous is a deep green with strong gray undertones.

Depending on the lighting, it can look greener or more gray.

Is Sherwin Williams Thunderous warm or cool?

Sherwin Williams Thunderous is a deep green with cool gray undertones and warm yellow undertones.

While it is technically a warm color, it's close to that dividing line and therefore can lean cool-looking in certain lighting situations.

I always suggest swatching it first! The way it looks in your home can be very different from what you see online or in a store.

What's the difference: SW Thunderous vs BM Sharkskin?

Sherwin Williams Thunderous and Benjamin Moore Sharkskin are similar deep colors, but there are some key differences.

Thunderous is a deep green with cool gray undertones, and Sharkskin is a dark gray with green undertones. Similar, but different!

Both have warm yellow undertones, although Sharkskin's are a bit stronger.

Thunderous (LRV 15) is a little darker than Sharkskin (LRV 16).

Lastly, Sharkskin is slightly more saturated, and Thunderous is a bit more muted.

If you’re deciding between them, grab some swatches and compare them in your space. You might be surprised by how they shift in different lighting!

What colors go with Sherwin Williams Thunderous?

Thunderous pairs wonderfully with a variety of colors, warm or cool. It pairs well with neutrals such as browns, tans, beiges, grays or whites. Thunderous also pairs well with more colorful hues, such as lighter greens, deep blues, corals or pale pinks.

If you're looking to pair Thunderous with warm neutrals, try Grounded, Mexican Sand, Mindful Gray, Shiitake or Studio Mauve.

Looking for some color? Pair Thunderous with mid-toned green-grays such as Sea Salt, Sea Spray, Comfort Gray, Silverpointe or Filmy Green.

Where should I use SW Thunderous?

There are so many great uses for Sherwin Williams Thunderous. Try it on the walls of a room you want to feel cozy, such as a bedroom living room or den.

You can also use Thunderous on kitchen cabinets or a kitchen island, built-ins, a fireplace, interior or exterior doors, shutters, an accent wall or furniture. Lots of possibilities!

What's the difference: SW Thunderous vs SW Eclipse?

Thunderous and Eclipse are similar dark green paint colors.

However, Thunderous (LRV 15) is slightly lighter than Eclipse (LRV 14).

While both are greens, Thunderous leans a bit more green and Eclipse a bit more brown.

Eclipse is also more saturated, whereas Thunderous is more muted.

Swatching both colors will help you see the difference and decide which one suits your style best.

Thanks for reading!