Color association is a funny thing: blue and green can both evoke subconscious feelings of security and peace, but for different reasons. Blend them together as turquoise, though, and it’s hard not to be reminded of the sea.

Let this collection of shades of turquoise—curated by 500px alumnus Heather Balmain—wash over you, and spend some mental time by the water.

KM3 by Olya Mruwka on 500px.com

Some beautiful ceramic design by Gabriela Tulian on 500px.com

New Copenhagen, 8-Tallet. by Locarl  on 500px.com

Saturne by Laureen Burton on 500px.com

alone by Marta Syrko on 500px.com

Waffle cone with white buttercup flowers over light blue background by Anna Ivanova on 500px.com

Nicole by Marta Bevacqua on 500px.com

?????????? by Marat Safin on 500px.com

waves by hippiekoala photo on 500px.com

Looking down by Wei San  on 500px.com

"Contemplating" by Chun Chau on 500px.com

Classe´ by Isi Akahome on 500px.com

The Question by WK Cheoh on 500px.com

26x26 by Oksana Riabokin on 500px.com

Canoe by Aidan Campbell on 500px.com

Walking on high heels by Inge Schuster on 500px.com

Gorée - Colonial houses by Alex ADS on 500px.com

close up of colorful balloons by Dirk van Goethem on 500px.com

Perpetual Waterfall by Hardi Saputra on 500px.com