---
title: Day 192
author: Daniel Devesa Derksen-Staats
date: 2022-11-26 21:24
tags: Increase Contrast, iOS
categories: ["Accessibility"]
series: ["365 Days iOS Accessibility"]
---

If you don't use Color Sets in your Asset Catalog, and you define your color palette in code, you can still check if the user has Increase Contrast enabled to offer a slightly different color that improves the contrast ratio even more.

Day 192 (2/2).
You can check if the darker system colors is enabled: [https://developer.apple.com/documentation/uikit/uiaccessibility/isdarkersystemcolorsenabled](https://developer.apple.com/documentation/uikit/uiaccessibility/isdarkersystemcolorsenabled)
Listen to a notification in case this setting changes: [https://developer.apple.com/documentation/uikit/uiaccessibility/darkersystemcolorsstatusdidchangenotification](https://developer.apple.com/documentation/uikit/uiaccessibility/darkersystemcolorsstatusdidchangenotification)
And also check if the accessibility contrast is high in your trait collection: [https://developer.apple.com/documentation/uikit/uitraitcollection/accessibilitycontrast](https://developer.apple.com/documentation/uikit/uitraitcollection/accessibilitycontrast)