diff --git a/notNeededPackages.json b/notNeededPackages.json
index 6eb8a1e9be..6af1828902 100644
--- a/notNeededPackages.json
+++ b/notNeededPackages.json
@@ -5022,6 +5022,12 @@
             "sourceRepoURL": "https://github.com/cssinjs/theming",
             "asOfVersion": "2.0.0"
         },
+        {
+            "libraryName": "theme-ui",
+            "typingsPackageName": "theme-ui__color",
+            "sourceRepoURL": "https://github.com/system-ui/theme-ui",
+            "asOfVersion": "0.3.1"
+        },
         {
             "libraryName": "three",
             "typingsPackageName": "three",
diff --git a/types/theme-ui__color/index.d.ts b/types/theme-ui__color/index.d.ts
deleted file mode 100644
index 1afe74142e..0000000000
--- a/types/theme-ui__color/index.d.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-// Type definitions for @theme-ui/color 0.3
-// Project: https://github.com/system-ui/theme-ui
-// Definitions by: Allan Pope <https://github.com/allanpope>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-// TypeScript Version: 3.5
-
-export * from 'polished';
-// A few polished functions have been renamed in theme-ui
-// If these are updated in polished, then the code below can be deleted
-import {
-    adjustHue as rotate,
-    rgba as alpha,
-    setHue as hue,
-    setLightness as lightness,
-    setSaturation as saturation,
-} from 'polished';
-export { alpha, hue, lightness, rotate, saturation };
diff --git a/types/theme-ui__color/package.json b/types/theme-ui__color/package.json
deleted file mode 100644
index 2a60d696c4..0000000000
--- a/types/theme-ui__color/package.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "private": true,
-  "dependencies": {
-    "polished": "^3.4.1"
-  }
-}
diff --git a/types/theme-ui__color/theme-ui__color-tests.ts b/types/theme-ui__color/theme-ui__color-tests.ts
deleted file mode 100644
index ddef1da74f..0000000000
--- a/types/theme-ui__color/theme-ui__color-tests.ts
+++ /dev/null
@@ -1,36 +0,0 @@
-import {
-    darken,
-    lighten,
-    rotate,
-    hue,
-    saturation,
-    lightness,
-    desaturate,
-    saturate,
-    shade,
-    tint,
-    transparentize,
-    alpha,
-    mix,
-    complement,
-    invert,
-    grayscale,
-} from '@theme-ui/color';
-
-darken(0.2, '#000');
-lighten(0.2, '#000');
-rotate(0.2, '#000');
-hue(0.2, '#000');
-saturation(0.2, '#000');
-lightness(0.2, '#000');
-desaturate(0.1, '#000');
-saturate(0.1, '#000');
-shade('20%', '#000');
-tint('20%', '#000');
-transparentize(0.2, '#000');
-alpha('#000', 0.2);
-mix(0.25, '#000', '#FFF');
-complement('#000');
-complement('#000');
-invert('#000');
-grayscale('#000');
diff --git a/types/theme-ui__color/tsconfig.json b/types/theme-ui__color/tsconfig.json
deleted file mode 100644
index 1169f21398..0000000000
--- a/types/theme-ui__color/tsconfig.json
+++ /dev/null
@@ -1,27 +0,0 @@
-{
-  "compilerOptions": {
-      "jsx": "preserve",
-      "module": "commonjs",
-      "lib": [
-          "es6"
-      ],
-      "noImplicitAny": true,
-      "noImplicitThis": true,
-      "strictFunctionTypes": true,
-      "strictNullChecks": true,
-      "baseUrl": "../",
-      "typeRoots": [
-          "../"
-      ],
-      "paths": {
-          "@theme-ui/color": ["theme-ui__color"]
-      },
-      "types": [],
-      "noEmit": true,
-      "forceConsistentCasingInFileNames": true
-  },
-  "files": [
-      "index.d.ts",
-      "theme-ui__color-tests.ts"
-    ]
-}
diff --git a/types/theme-ui__color/tslint.json b/types/theme-ui__color/tslint.json
deleted file mode 100644
index 3db14f85ea..0000000000
--- a/types/theme-ui__color/tslint.json
+++ /dev/null
@@ -1 +0,0 @@
-{ "extends": "dtslint/dt.json" }