If you’re an iOS developer looking to update your app’s color scheme, you’re in luck. In iOS 18, Apple has added a number of new features that make it easier than ever to change the look and feel of your app.

Introduction

Changing the color scheme of your app is an important part of keeping it fresh and modern. Whether you’re looking to update the overall look and feel of your app, or you just want to add some new accents to make it stand out, there are a number of ways you can do this in iOS 18.

Changing the Primary Color

One of the easiest ways to change the color scheme of your app is to simply change the primary color. The primary color is the main color that is used throughout your app, and it can have a big impact on the overall look and feel of your app.

1. Open Xcode and go to the “Colors” section of the Project Navigator.
2. In the “Colors” section, you’ll see a list of all the colors that are currently being used in your app. Find the color that you want to change and click on it.
3. Once you’ve selected the color you want to change, you’ll be able to adjust its hue, saturation, and brightness using the sliders at the bottom of the screen.
4. Once you’re happy with the changes you’ve made, click “Apply” to save your changes.

Changing Accent Colors

In addition to changing the primary color, you can also change individual accent colors in iOS 18. Accent colors are used throughout your app to highlight important elements and draw attention to specific features.

5. Open Xcode and go to the “Colors” section of the Project Navigator.
6. In the “Colors” section, you’ll see a list of all the colors that are currently being used in your app. Find the color you want to change and click on it.
7. Once you’ve selected the color you want to change, you’ll be able to adjust its hue, saturation, and brightness using the sliders at the bottom of the screen.
8. If you want to use a different accent color for a specific element in your app, you can create a new custom color by clicking on the “+” button at the bottom of the screen.
9. Once you’ve created a new custom color, you can assign it to specific elements in your app by going to the “Interface” section of the Project Navigator and selecting the element you want to change.
10. In the “Interface Builder” window, you’ll see a list of all the properties that are currently being used for that element. Find the property you want to change and select it.
11. Once you’ve selected the property you want to change, you can assign the new color you’ve created by selecting it from the dropdown menu.
12. Repeat these steps for any other elements in your app that you want to change the color of.

Using Color Themes