There's not a sharp edge in sight within Greek studio KLab's design for the Andronikos Hotel, which sits at the mouth of a volcano in Santorini (+ slideshow).

The boutique hotel features exaggeratedly curved arches, pebble-like cushions and blobs of flat colour on the floor.

KLab designed the hotel to mimic the "cave-like" houses in this part of Santorini, which is at the island's highest point in the volcanic caldera Imerovigli.

"Vaults and arches were introduced to the existing structure in order to produce the unique spaces of Santorini vernacular architecture," said Konstantinos Labrinopoulos, KLab's founder and principal.

KLab, which is described as a "kinetic lab of architecture", has previously used such curved forms for an Athens pharmacy, which was wrapped in a round facade punctured by Braille lettering.
The practice renovated the 350-metre-square Andronikos Hotel, originally built in the 1970s as a large house, with waxed concrete flooring in colourful finishes inside and out.

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Containing six suites spread over four levels, the hotel is entirely decorated in the blue, green, crisp white and light brown hues of the Aegean Sea.

For headboards and closet doors, KLab used local woods perforated with patterns. Sofas and beds in organic, rounded shapes were custom built.
Two suites fill each of the lower three floors, where they ...