Style Guide
Which Swimwear Colour Suits You?
By The Swim Edit · May 2026
You know that one swimsuit that makes you look incredible? And that other one that makes you look vaguely ill? The difference is almost always colour. The right shade against your skin tone creates warmth, glow, and definition. The wrong one washes you out, makes you look tired, or clashes with your undertone in ways you cannot quite articulate but can absolutely see.
Understanding Your Undertone
Forget the seasonal colour analysis TikToks with their 47 sub-categories. You need to know one thing: is your undertone warm, cool, or neutral?
Warm undertone: Your veins appear green. Gold jewellery looks better on you than silver. You tan easily and have yellow, peachy, or olive tones in your skin.
Cool undertone: Your veins appear blue or purple. Silver jewellery suits you better. You burn before you tan and have pink or rosy tones in your skin.
Neutral: Your veins are a mix. Both gold and silver look good. Lucky you — most colours work.
If You Are Warm-Toned
Your colours are the ones that make you think of a Mediterranean sunset. Terracotta, burnt orange, olive green, warm coral, mustard yellow, chocolate brown, and warm red. These shades enhance your natural warmth and make your skin glow.
Avoid: icy blue, lavender, fuchsia pink, and anything with a strong blue base. They will fight your undertone and make you look sallow.
If You Are Cool-Toned
Think jewel tones and icy shades. Cobalt blue, emerald green, berry red, hot pink, lavender, plum, and true white. These shades complement your rosy undertone and create beautiful contrast.
Avoid: mustard, burnt orange, warm camel, and olive. They will make you look washed out and add a greenish tinge that does not exist in real life.
If You Are Neutral
Most colours work for you, which is both a blessing and a curse (too much choice). Your safest bets are muted, sophisticated tones: dusty rose, sage green, navy, soft coral, taupe, and muted teal. You can also pull off both warm and cool versions of most colours, so experiment freely.
The Universally Flattering Colours
Some colours work on virtually everyone regardless of undertone:
Black: Always works. Creates definition and contrast. The ultimate safe choice. A black one-piece belongs in every collection.
True red: Not orange-red, not blue-red, but a balanced true red. It is universally striking.
Teal: The perfect balance of blue and green that flatters warm and cool tones equally.
Coral: Sits between pink and orange in a sweet spot that brightens most skin tones.
The Tan Factor
Your ideal colours shift as you tan. If you are pale at the start of a holiday, lean into high-contrast colours — black, navy, deep green. As your tan develops, you can introduce white, pastels, and neons that pop against darker skin. This is why packing a variety of shades makes sense — what looks best on day one might not be what looks best on day seven.