Netatmo Brand Guidelines
The Starck-designed Legrand.
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Two constants: an aluminium-graphite palette and a design-serif register. Abstract homage — not a Netatmo product or mark; no thermostat, the Starck form or logo is reproduced.
The Starck-designed Legrand
Netatmo is the French, Legrand-owned smart-home maker whose Philippe-Starck-designed thermostat leads on HomeKit and aesthetics.
Netatmo brings the round its design node — a French smart-home brand whose thermostat is as much a designed object as a control, and which now sits inside a building-controls giant. Its answer to a round about who owns the smart thermostat and where it is made is a French one with a corporate frame: a Boulogne-Billancourt company, owned by Legrand since 2018, made under contract.
Its identity is the Starck-designed Legrand. The Philippe-Starck design pedigree, the Legrand ownership and the HomeKit-first reputation are the story here. A thermostat, designed. The Starck-designed Legrand.
(Honest notes, so the ownership, the design and the integration are framed accurately. Netatmo sells design-led smart-home devices as its heroes — a smart thermostat and smart radiator valves, both designed by Philippe Starck, alongside weather stations, cameras and sensors — with strong Apple Home and HomeKit integration and a European hydronic-heating focus; we report its language as the brand’s own. On ownership, the point that matters: Netatmo is a French company in Boulogne-Billancourt, owned by Legrand, the French electrical and building-controls multinational, which acquired it in November 2018, and it operates within Legrand’s home-automation programme with its brand retained — so it is a Legrand subsidiary, not an independent startup. On founding: 2011, by Fred Potter and Jean-Pierre Dumolard, with its first product a smart weather station in 2012. On the differentiators, both real: the Starck design pedigree, with the aluminium thermostat from 2013 and the radiator valves from 2017, and a HomeKit-first reputation. On where it is made: China and Asia contract manufacturing. Its designs, the Netatmo name and the Starck-designed square aluminium thermostat form are IP we describe but do not reproduce; these tones are an unofficial interpretation.)
Colour
Netatmo lives in an aluminium graphite. Click a swatch to copy the hex.
Netatmo’s identity is design-led, French and integrated — an aluminium graphite, an ink, a pale steel, a deep charcoal, and a paper. The palette leans aluminium graphite and pale steel: a refined, design-object register that nods to a Starck aluminium thermostat rather than a loud logo colour. It signals the Starck-designed Legrand — design-led, French and integrated. The honest caveat: with no published brand hex, these values are an original, unofficial interpretation, not first-party colours, and we do not reproduce the Starck form.
The lesson is an aluminium graphite signals a design-led, French identity. Netatmo’s world is a thermostat that looks like a designed object on the wall. For designers, it is a reminder that a refined aluminium graphite and a soft pale steel can carry a hardware brand — a design-object tone held as colour, never the Starck form itself. Because these tones can fail as small text, keep type dark and let the colour live in the accents, palette and band. The takeaways: name Legrand as owner since 2018; credit the Starck design and the HomeKit-first reputation; date it to 2011; and describe, not reproduce, the Starck aluminium form.
Typography
The register is a design serif — design-led, French, integrated.
Netatmo’s identity carries a design-led, French, integrated spirit — a design house inside a giant, not a generic subsidiary. A design serif captures the mood: refined, considered and confident, the register of a Starck-designed device. Set in an aluminium-graphite palette, the design serif feels design-led and French — exactly the personality Netatmo carries. It behaves like a made, considered thing rather than a loud logo, mirroring a heat gradient and a radiator-fin grid. (Netatmo’s real products, the name and the Starck form are things we describe but do not reproduce, and the exact typeface is not ours to use.) Because it is not ours to use, the honest description is “a design-serif brand,” shown here in a stand-in. The type behaves like the brand: design-led, French and integrated.
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A design-serif brand — design-led and French. (Specimen set in Cormorant, a design-serif STAND-IN; NOT the Netatmo logo or the Starck thermostat form.)
The smart thermostat
Netatmo stands for the Starck-designed Legrand.
Netatmo brings the round its design node. An aluminium-graphite palette, a design serif and a 2011 founding make one thing — the Starck-designed Legrand — the whole identity: design-led, French and integrated. The Starck design pedigree is the pitch, and the Legrand ownership is the frame. The point is a design-led French brand now inside a building-controls giant, in a round about who owns the smart thermostat and where it is made.
Put to work, the identity is the brand told straight, the owner named and the design credited. A brand in this spirit would name Legrand as owner since 2018, credit the Starck design and the HomeKit-first reputation, and date it to 2011. A reader in this spirit would keep the facts right: Netatmo sells a Starck-designed thermostat and radiator valves as heroes; it is a French company in Boulogne-Billancourt, owned by Legrand since 2018; it was founded in 2011 by Fred Potter and Jean-Pierre Dumolard; its differentiators are Starck design and HomeKit integration; and it is made in Asia. Netatmo sits fifth in the round, after Honeywell Home. The honest editorial moves are to name Legrand, to credit Starck and HomeKit, to date it to 2011, and to describe not reproduce the Starck form.
For designers and brand-builders, Netatmo continues the smart thermostat: make design the differentiator — and name the giant that owns you honestly. The lessons: a designer collaboration, here with Philippe Starck, can make a thermostat a design object and a differentiator; a HomeKit-first stance is a real positioning; a brand can be design-led and still a subsidiary, so Legrand ownership should be named; and a protected designer form is described, not reproduced. It is also a reminder to stay precise: Netatmo is the French, Legrand-owned smart-home maker whose Philippe-Starck-designed thermostat leads on HomeKit and aesthetics — with the palette here an unofficial interpretation. The hook is that design: Netatmo turned the thermostat into a Philippe-Starck-designed object, aluminium and square, and built a HomeKit-first reputation around it — a French, design-led brand that has, since 2018, been a Legrand subsidiary rather than the independent startup it once was. Read that way, Netatmo is less an indie than the Starck-designed Legrand: design-led, French, integrated. The lesson for a brand is that design leadership and honest ownership reinforce each other, and naming Legrand keeps the story earned. Netatmo made the-Starck-designed-Legrand the identity — proof that design can carry a round.
Explore & save
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Netatmo identity set
Pin the aluminium-graphite palette and the design-serif register to your own board.



