Enter Night mode šŸŒ’šŸŒ™āœØ

Sarah Gill Martin
Slight Pause
Published in
4 min readAug 12, 2021

It is with great pleasure that we can share Tempo Night mode is finally here.

Who asked for it?

Well, a lot of you actually. After Tempo Mobile, Night mode has been our most heavily requested feature by users. In fact, one of the reasons Leo Bernard ended up joining us as a developer was his interest in bringing Night mode to Tempo.

What took so long? :P

Funny you should ask. A combination of our own strict design philosophy and a lack of standards from Apple meant that this has been a(nother) labour of love from our end.

Bringing it to life meant working on more than 380 files and changing approximately 10,000 lines of code. We truly mean it when we say that we are glad it is finally out in the world and we could not be more thrilled with the result.

We thought weā€™d mark this momentous milestone by asking Leo and our product designer Casper Lourens to talk us through the decisions and thought processes that have shaped Tempo Night mode.

The theme

ā€œWhen designing the colour scheme for Night mode, we decided to pick a theme that blends in well with the native apps but doesnā€™t follow Appleā€™s guidelines to the letter,ā€ says Casper.

ā€œWe even went as far as creating a ā€˜proving groundā€™ in the design file, so we could see how different colour schemes would hold up.

Tryout of a rejected theme that didnā€™t blend well enough with some of the other dark apps

ā€œJay Keeree helped to retrace the current illustrations, so they work with the dark background. We also made sure that our new dark colour scheme meets accessibility standards from the get-go.

Jay Keeree is the motion designer behind Tempoā€™s animations

ā€œThe internal name for the colour-theme is ā€˜Berlinā€™. Being the European capital of techno and nightlife, we thought it reflected the colours well, while our HQ is located there too,ā€ says Casper.

ā€œThere are some small details going beyond the colour palette. My favourite one is the sound effects, which weā€™ve pitched down to match the darker moody look of Night mode.

ā€œWeā€™ve also include a switch to revert back to Light mode when youā€™re viewing an email that doesnā€™t look good. To not blind you when you hit the switch, we slowly transition colours, so your eyes can adjust,ā€ says Casper.

Implementation challenges

ā€œImplementing Night mode meant going through every component of the app and consolidating the existing colours into named ones that we could then create a dark scheme for. There were lots of colours that were so close to each other that we could simplify them into one,ā€ says Leo.

ā€œHereā€™s what the light theme looks like:

ā€œAnother interesting challenge was having a way to handle emails that donā€™t support Night mode, because we donā€™t want our users to be blinded when they open a light mode email at night ;)

ā€œFor that, Iā€™ve implemented an algorithm that automatically converts the emailā€™s colour scheme to a dark one. It works most of the time, and for the exceptions where it doesnā€™t work well, we have included a little toggle that allows you to view the email in its original colour scheme.

ā€œLuckily, more and more newsletters and transactional emails support Night mode natively,ā€ says Leo.

Blood, sweat and Night mode

ā€œHaving such a strict design philosophy, the lack of standards from Appleā€™s side on implementing a dark themed UI caught me off-guard. There are many blanks designers need to fill themselves when designing a dark theme, and it shows as dark mode apps feel less uniform compared to light mode,ā€ says Casper.

ā€œIā€™ve never designed a night-mode app before and it did feel like I needed to adjust my ways. Especially for creating elevation, you canā€™t rely as much on using shadows as youā€™re used to be when working a light-theme.

To avoid creating unnatural looking dark themed designs, youā€™ll create contrast by pretend thereā€™s a light source, lighting up any surface that moves closer to it,ā€ says Casper.

We are immensely proud of what the team has accomplished with and hope that you cherish this long awaited feature as much as we do. But why listen to us telling you about it? Why donā€™t you go ahead and try out Night mode for yourself. Or stick to Light mode! As we like to tell our users: the choice is yours.

Tempo Night mode

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Sarah Gill Martin
Slight Pause

Head of brand, community building & proper cuppas at Founders startup studio in Copenhagen. šŸ‡¬šŸ‡§šŸ‡©šŸ‡ŖšŸ‡©šŸ‡°