Rainbow Cake

Rainbow Sprinkle Celebration Cake — Big on Colour, Easy on Price

Meet your new go-to party cake. Our Rainbow Sprinkle Celebration Cake is a bright, joyful single-layer cake with a marbled rainbow sponge inside, smooth vanilla buttercream, and full coverage of multi-coloured sprinkles on the outside. Fun, colourful, and ready to celebrate — for just $49. Made fresh to order by our award-winning Melbourne team.

About This Cake

Every slice of this cake reveals a surprise — a swirling marbled rainbow sponge that delivers a burst of colour the moment it's cut. The outside is finished in a smooth, creamy vanilla buttercream and completely covered in vibrant multi-coloured sprinkles for an instant party-ready look. It's the kind of cake that makes people smile before it's even served, and it tastes every bit as good as it looks. Proof that you don't need to spend a fortune to put something genuinely impressive on the table.

Size & Serves

This is a single-layer 8 inch cake serving approximately 8–10 people — ideal for a smaller birthday gathering, a family celebration, or as a fun addition to a dessert table. For larger groups, pair it with a selection of our cupcakes for a colourful spread everyone will love.

What You'll Love

• Rainbow marbled sponge: a swirl of bright colour in every slice for a playful and memorable reveal
• Smooth vanilla buttercream: creamy, balanced, and delicious
• Full sprinkle coverage: vibrant, fun, and completely celebration-ready
• Budget-friendly at $49: beautiful and colourful without the premium price tag

Customise Your Cake

Want to take it up a notch? Choose from optional upgrades at checkout:

• Personalised glitter acrylic topper — add a name, age, or message
• Shimmer spray — a soft, luminous glow over the sprinkles
• Edible glitter — extra sparkle for extra celebration
• Candles — arrives ready to sing to

Perfect For

• Kids' birthdays and colourful party themes
• Small gatherings that still need a proper centrepiece
• Budget-friendly birthdays that look anything but budget
• Sprinkle lovers of all ages

Award-Winning Quality, Every Time

The Cake People took Gold, Silver, and Bronze at the 2026 BAA Victorian Baking Show — competing in the open Gateau category against every bakery in Victoria, for the third consecutive year. Every cake we make, at every price point, is held to that same standard. Fresh ingredients, genuine care, and no shortcuts.

Frequently Asked Questions

How many people does the Rainbow Sprinkle Cake serve?

This single-layer cake serves approximately 8–10 people, making it ideal for smaller birthday celebrations and gatherings.

What flavour is the sponge?

The sponge is a marbled rainbow vanilla cake — vibrant, fun, and delicious. The buttercream is smooth vanilla.

Can I add a personalised topper?

Yes — select a personalised glitter acrylic topper at checkout and enter the name or message you'd like. A great way to make this cake feel completely unique.

Is this cake available in Melbourne?

Yes — available for pickup and delivery across Melbourne. Order online and we'll have it fresh and ready for your celebration.

How far ahead do I need to order?

We recommend ordering at least 2–3 days in advance to ensure availability, particularly for weekend pickup and delivery.

Can I order this as part of a larger order?

Absolutely. This cake pairs beautifully with our cupcake range for larger gatherings — mix and match to build a spread that suits your group size and budget.