Move over balayage, colour melting is winter’s prettiest hair trend

“Colour melting is all about creating a seamless transition between shades. No lines, no boundaries,” adds Tracey Cunningham, Schwarzkopf Professional’s US creative director of colour and technique. (Who’s behind another celebrity favourite colour, molten brunette.)

“It’s when your root colour, mid-tone, and ends flow together so effortlessly that you can’t tell where one starts and the next begins.”

The approach: apply three to four shades in delicate superimposition, from root to tip, respecting the hair’s natural tone. The colourist works with a brush, and sometimes by hand, in an almost painterly gesture. This creates a fluid transition across your hair strands. In the end, the result evokes a sunset-like quality, reflections blending and responding to one another in perfect balance.

What makes the colour-melting technique different to balayage or highlights?

Unlike highlights, which draw sharp separations, or balayage, which plays on a targeted light effect, colour melting doesn’t isolate or draw emphasis to anything. “Balayage is more about placement and light,” says Cunningham. “It’s a hand-painted technique designed to mimic how the sun naturally brightens the hair. You get those soft ribbons of light that feel organic and lived-in.” Traditional highlights, she adds, “give you more contrast and brightness starting at the root. They’re placed with foils, which gives a stronger lift and a more defined, dimensional effect.”

Ultimately, this technique plays with the natural depth of the hair, while adding luminous, sophisticated dimensions.

“You should see depth at the root, a soft shift through the mid-lengths, and a delicate glow toward the ends. Nothing should feel abrupt or overly done.” says Cunningham. “It’s a whisper of dimension—think luxurious, glossy, effortless movement. When the hair catches the light, every tone melts into the next like a gradient. It’s polished but incredibly natural.”

Who is colour melting for?

Colour melting is the perfect option for anyone looking for subtle colour and natural shine, without that usual root effect. This technique can be adapted to all hair types, but it’s particularly striking on already shaded bases: golden blondes and honey browns, for example. On these shades, the fusion of colours looks like watercolour. Blondes find a way to add depth without sacrificing clarity (no need for the purple shampoo here), while brunettes gain a silky, almost velvety dimension. Redheads see their coppery highlights elegantly amped up.

Cunningham recommends colour melting to anyone who can’t hack the maintenance of high-contrast colour but still wants that shine, depth and dimension. “The grow out is way easier to maintain!” she affirms. “It’s an effect that can be achieved on any hair colour. It’s a more subtle colour change that creates a dimensional effect via toning.” Colour melting also enhances hair texture, whether straight, wavy or curly: the more natural the movement, the more the colour works.

Still umming and ahhing? Cunningham just worked with Michelle Monaghan to achieve this look, which she created using Igora Vibrance to seamlessly blend the tones together. For Dakota Johnson, she executed what she calls a “glossed chestnut” colour, and the aforementioned “molten mink brunette” for Lana Del Rey.

Here’s who else has already taken up the trend among the celebrity set, from Daisy Edgar-Jones to Suki Waterhouse.