diff --git a/CHANGELOG.md b/CHANGELOG.md
index eddb2cb..b492b63 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Nothing yet!
 
+## [0.5.9] - 2024-09-05
+
+### Fixed
+
+- Fallback to static chevron color if theme is using variables ([#167](https://github.com/tailwindlabs/tailwindcss-forms/pull/167))
+
 ## [0.5.8] - 2024-08-28
 
 ### Fixed
@@ -154,7 +160,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 Initial release!
 
-[unreleased]: https://github.com/tailwindlabs/tailwindcss-forms/compare/v0.5.8...HEAD
+[unreleased]: https://github.com/tailwindlabs/tailwindcss-forms/compare/v0.5.9...HEAD
+[0.5.9]: https://github.com/tailwindlabs/tailwindcss-forms/compare/v0.5.8...v0.5.9
 [0.5.8]: https://github.com/tailwindlabs/tailwindcss-forms/compare/v0.5.7...v0.5.8
 [0.5.7]: https://github.com/tailwindlabs/tailwindcss-forms/compare/v0.5.6...v0.5.7
 [0.5.6]: https://github.com/tailwindlabs/tailwindcss-forms/compare/v0.5.5...v0.5.6
diff --git a/package.json b/package.json
index 410cd7e..92f0eb7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tailwindcss/forms",
-  "version": "0.5.8",
+  "version": "0.5.9",
   "main": "src/index.js",
   "types": "src/index.d.ts",
   "license": "MIT",
diff --git a/src/index.js b/src/index.js
index dd2953f..b86a224 100644
--- a/src/index.js
+++ b/src/index.js
@@ -11,6 +11,16 @@ function resolveColor(color, opacityVariableName) {
 
 const forms = plugin.withOptions(function (options = { strategy: undefined }) {
   return function ({ addBase, addComponents, theme }) {
+    function resolveChevronColor(color, fallback) {
+      let resolved = theme(color)
+
+      if (!resolved || resolved.includes('var(')) {
+        return fallback
+      }
+
+      return resolved.replace('<alpha-value>', '1')
+    }
+
     const strategy = options.strategy === undefined ? ['base', 'class'] : [options.strategy]
 
     const rules = [
@@ -153,9 +163,9 @@ const forms = plugin.withOptions(function (options = { strategy: undefined }) {
         class: ['.form-select'],
         styles: {
           'background-image': `url("${svgToDataUri(
-            `<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 20 20"><path stroke="${resolveColor(
-              theme('colors.gray.500', colors.gray[500]),
-              '--tw-stroke-opacity'
+            `<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 20 20"><path stroke="${resolveChevronColor(
+              'colors.gray.500',
+              colors.gray[500]
             )}" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M6 8l4 4 4-4"/></svg>`
           )}")`,
           'background-position': `right ${spacing[2]} center`,