diff --git a/core/src/components/toast/readme.md b/core/src/components/toast/readme.md
index 995689e4a3..74ce9ab3db 100644
--- a/core/src/components/toast/readme.md
+++ b/core/src/components/toast/readme.md
@@ -242,6 +242,14 @@ that is called in the same circustances.
Present the toast overlay after it has been created.
+## CSS Custom Properties
+
+| Name | Description |
+| ---------------- | ------------------------ |
+| `--background` | Background of the toast |
+| `--button-color` | Color of the button text |
+| `--color` | Color of the toast text |
+
----------------------------------------------
diff --git a/core/src/components/toast/test/standalone/index.html b/core/src/components/toast/test/standalone/index.html
index 65fa9f77e5..0a709a161d 100644
--- a/core/src/components/toast/test/standalone/index.html
+++ b/core/src/components/toast/test/standalone/index.html
@@ -17,6 +17,7 @@
+
@@ -32,6 +33,12 @@
border-radius: 4px;
margin-bottom: 8px;
}
+
+ .custom {
+ --background: papayawhip;
+ --button-color: blue;
+ --color: red;
+ }