Gelous Cobalt gel nail polish swatch - photographed in Australia

Gelous Cobalt gel nail polish - photographed in Australia on model

Gelous Cobalt gel nail polish comparison - photographed in Australia

Gelous Cobalt gel nail polish - Instagram Photo

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Gel Nail Polish

Cobalt

Name: Cobalt
Brand: Gelous
SKU: CC-COBO
Price: 16.99 AUD
Availability: InStock
Rating: 4.9 (64 reviews)

4.9

Rated 4.9 out of 5 stars

64 Reviews

$16.99 AUD $23.00 AUD

Or 4 interest-free payments with

Lasts 2+ weeks without chipping

23,000+ 5-star Gelous reviews

Vegan, cruelty-free & 10-free

Free Gelous Academy access

If you're looking for a true primary blue this striking hue is for you. Salon-quality gel nail polish, done at home.

Colour Bold cobalt blue

Finish Glossy

Opacity Jelly

Lamp required

Base & Top Coat required

Prep and dehydrate your nails.
Optionally, apply pH Bond and Nail Primer.
Apply Base Coat and cure under the Gel Nail Lamp.
Optionally, apply Builder Gel.
Apply 1-3 coats of Colour Coat and cure each coat under the Gel Nail Lamp.
Apply Top Coat and cure under the Gel Nail Lamp.
Apply Cuticle Oil.

For more detailed guidance, visit our How It Works page or browse Gelous nail tutorials on YouTube.

Bottle Size: 10mL.

Coverage: Buildable jelly.
Ingredients: Di-HEMA Trimethylhexyl Dicarbamate, Hydroxyethyl Methacrylate, Bis-Trimethylbenzoyl Phenylphosphine Oxide, Hydroxycyclohexyl Phenyl Ketone, Ferric Oxide Hydrate, May Contain: Colour Pigments.

Colour Accuracy: Colours may appear differently on screen than in person due to differences in display settings, lighting, and skin tone.
Compatibility: Designed to cure with the Gelous Gel Nail Lamp and formulated to work seamlessly with all other Gelous Gel Nail Polish products.
Skin Contact: Avoid Gel Nail Polish touching your skin—wipe off immediately if this occurs.
UV Protection: Wearing Anti-UV Gloves or applying SPF 15–30 minutes before curing is a simple habit many customers use.

Use Gel Nail Polish away from sun and your Gel Nail Lamp when turned on.
Wipe bottle rims after use and close lids tightly.
Store upright in a cool, dark area with a steady temperature (avoid bathrooms).

Ships within 1–2 business days. Usually delivered in 2–6 business days.
Free shipping on orders over $100.
Express shipping available—usually delivered in 1–3 business days.
For full details visit our Shipping Policy and Returns Policy.

Gel Manicure Results That Last

From smooth prep to chip-free colour and healthy growth—see how long-lasting Gelous gel nails really look.

1

Prep

Smooth, clean nails ready for long-lasting gel adhesion.

Gelous Red Sass gel nail polish - photographed in Australia on model

2

Paint

Rich, even colour with a glossy, salon-quality finish.

3

Growth

Healthy, chip-free wear that lasts beautifully over time.

Customers say this blue polish has a stunning, vibrant appearance. Many reviews mention its buildable formula, typically needing two coats. The colour offers a unique jelly-like finish that creates depth. Some note it appears darker than pictured.

4.9

Rated 4.9 out of 5 stars

Based on 64 reviews

97%would recommend this product

Total 5 star reviews: 58 Total 4 star reviews: 4 Total 3 star reviews: 1 Total 2 star reviews: 1 Total 1 star reviews: 0

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64 reviews

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EP
Erin P.
Verified Buyer
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Light
1 month ago
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Light
Rated 5 out of 5 stars
Deep Cobalt
Such an amazing colour. By the third coat it's a beautiful deep cobalt blue. Got so many compliments.
Colour AccuracyRated 5.0 on a scale of 1 to 5
Was this helpful?
MW
Martina W.
Verified Buyer
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Brown
1 month ago
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Brown
Rated 5 out of 5 stars
Stunning
Vibrant and striking cobalt blue colour
Colour AccuracyRated 5.0 on a scale of 1 to 5
Was this helpful?
EH
Elena H.
Verified Buyer
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Medium
2 months ago
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Medium
Rated 5 out of 5 stars
love
love!
Colour AccuracyRated 5.0 on a scale of 1 to 5
Was this helpful?
CF
Carla F. E.
Verified Buyer
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Tan/Olive
2 months ago
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Regular Wear
Skin Tone Neutral (peachy with green/blue veins)
Skin Colour Tan/Olive
Rated 5 out of 5 stars
Amazing color
Loved the vibrancy and pigmentation of this color. Very bright so if you don’t like strong colors it is not for you
Colour AccuracyRated 5.0 on a scale of 1 to 5
Was this helpful?
IM
Isla M.
Verified Buyer
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Hard Wear
Skin Tone Warm (yellowy with olive/green veins)
Skin Colour Tan/Olive
2 months ago
Level of daily wear on your hands (e.g. washing them a lot, gardening, working with your hands) Hard Wear
Skin Tone Warm (yellowy with olive/green veins)
Skin Colour Tan/Olive
Rated 4 out of 5 stars
Cobalt
Very deep blue. Possibly good to add a white underneath to see the jelly like blue colour
Colour AccuracyRated 4.0 on a scale of 1 to 5
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