What is the Spiced Sienna Hair Colour? Emma Stone Showcases Autumn’s New Hair Color Trend

Sienna Spiced Hair Colour is taking over

Autumn always brings with it a shift in beauty cosy knits, rich nail colours, and now, a brand-new copper hair shade that’s already stealing the spotlight. Meet “Spiced Sienna hair”, the latest iteration of auburn chic, made famous this season by Emma Stone.

The Academy Award winner debuted the shade at the Venice International Film Festival, and the timing couldn’t be more perfect. As the light softens and the air cools, this glowing auburn-copper hue feels like autumn bottled into a hair colour.

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A post shared by Anna Arkhypova photographer 📸 VENICE • CANNES • MONACO • LISBON (@arkhypova_photography)

What Exactly Is Spiced Sienna Hair?

Think of it as copper’s more sophisticated sister. Created by celebrity colourist Tracey Cunningham, she said wrote on Instagram: ” I created her latest color a luminous copper auburn I’ve named “Spiced Sienna”. Crafted with Schwarzkopf Vibrance Alkaline Color Gloss, this shade radiates warmth, depth, and glow, perfectly framing her fearless transformation.

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A post shared by Tracey Cunningham (@traceycunningham1)

Why Copper is Autumn’s Chicest Hair Trend

Copper tones are nothing new but they’ve been given a luxury upgrade. From maple-brown glosses to burnt orange auburns, the season’s palette is all about understated richness. Sienna Spiced sits at the very heart of this movement—bold enough to make a statement, but soft enough to flatter a wide range of skin tones.

It’s the kind of colour that feels timeless yet trend-forward: an effortless way to refresh your look for the season ahead.

How to Maintain the Glow

Copper is stunning, but it does require care to keep that luminous depth intact. Here’s how to ensure your “Spiced Sienna” stays salon-fresh:

• Invest in colour-safe shampoo and conditioner to prevent fading.
• Gloss treatments or colour-depositing masks will help revive vibrancy between appointments.
• Limit heat styling—and always use a protectant when you do.
• Schedule regular touch-ups—copper tones look best when the colour stays rich and even.

The Spiced Sienna Hair Colour

If you’re ready for an autumn update that feels luxurious but wearable, Spiced Sienna hair  may be your best bet. It’s flattering, fashion-forward, and captures everything we love about the season warmth, richness, and a touch of quiet drama.

This autumn, consider trading in your summer highlights for something altogether more elevated. After all, a hair colour this chic deserves to be savoured like a fine glass of Burgundy.

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