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Colour guide

blues / matte

Cobalt

#0047AB

Quality 0.94

Cobalt, a deep cool blue with a matte finish, is recognised by its HEX value #0047AB. This shade is particularly effective in joinery, studies, front doors, and feature walls, offering a calm and clear aesthetic without being overpowering. Its appearance can change significantly with different lighting and surrounding materials, so it's wise to test it alongside trims, flooring, cabinetry, and fabrics before a full application. Cobalt fits well within Biophilic, Brutalist, and Cyberpunk design styles.

Overview

Cobalt, a deep cool blue with a matte finish, is recognised by its HEX value #0047AB. This shade is particularly effective in joinery, studies, front doors, and feature walls, offering a calm and clear aesthetic without being overpowering. Its appearance can change significantly with different lighting and surrounding materials, so it's wise to test it alongside trims, flooring, cabinetry, and fabrics before a full application. Cobalt fits well within Biophilic, Brutalist, and Cyberpunk design styles.

RGB

0, 71, 171

HSL

215°, 100%, 34%

Contrast vs white

8.44:1

Contrast vs black

2.49:1

Quick guidance

This is a mid-tone. It can work on larger surfaces when paired with either light or dark neutrals.

Where Cobalt works best

Cobalt is most effective on joinery, studies, front doors, and feature walls. When used on larger surfaces, ensure there's enough natural light or lighter surrounding materials to prevent the room from feeling enclosed. If uncertain, start with a single wall, joinery face, robe interior, or vanity, and observe it under various lighting conditions throughout the day before expanding its use.

Pairing and contrast advice

White or very light detailing provides clear contrast against Cobalt, with contrast ratios of 2.49:1 against black and 8.44:1 against white. It pairs well with crisp whites, pale timbers, limestone, brushed nickel, and charcoal accents. For fuller room references, consider exploring Biophilic and Brutalist style profiles.

Finish notes

The matte finish of Cobalt reduces reflections, giving a softer, more even appearance on large wall surfaces. This finish is ideal when you want the colour itself to stand out. However, in busy family areas, opt for a washable product and ensure proper preparation, as low-sheen finishes can show scuffs more easily than harder coatings.

Frequently asked questions

What rooms does Cobalt usually suit best?

Cobalt is ideal for joinery, studies, front doors, and feature walls. The best location depends on natural light, room size, and surrounding materials, so it's important to test it in the actual space rather than relying solely on a digital swatch.

What colours and materials pair well with Cobalt?

Cobalt pairs well with crisp whites, pale timbers, limestone, brushed nickel, and charcoal accents. Begin with adjacent neutrals, then introduce a stronger accent only after the sample has settled in the room.

Should Cobalt be used with dark or light trim and text?

White or very light detailing provides better contrast with Cobalt than black. Despite contrast calculations, test it next to your trim colour and hardware, as sheen, texture, and room lighting can alter the final appearance.

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