diff --git a/packages/tailwindcss-language-server/src/server.ts b/packages/tailwindcss-language-server/src/server.ts
index 980b5d99e423c790ae1edf14628afa45e55a45b5..34372980b5cad811be63d94806235d1e4ad7f506 100644
--- a/packages/tailwindcss-language-server/src/server.ts
+++ b/packages/tailwindcss-language-server/src/server.ts
@@ -991,6 +991,9 @@           state.classList = state.jitContext
             .getClassList()
             .filter((className) => className !== '*')
             .map((className) => {
+              if (Array.isArray(className)) {
+                return [className[0], { color: getColor(state, className[0]), ...className[1] }]
+              }
               return [className, { color: getColor(state, className) }]
             })
         }

diff --git a/packages/tailwindcss-language-service/src/completionProvider.ts b/packages/tailwindcss-language-service/src/completionProvider.ts
index 2ee4871784f9b4eecb646ed1ea86a5cc4d0ec8ee..d8bee18835f75d8e646c3d7742b7c0e79c6f047f 100644
--- a/packages/tailwindcss-language-service/src/completionProvider.ts
+++ b/packages/tailwindcss-language-service/src/completionProvider.ts
@@ -64,6 +64,8 @@     },
   }
 
   if (state.jit) {
+    let { variants: existingVariants, offset } = getVariantsFromClassName(state, partialClassName)
+
     if (
       context &&
       (context.triggerKind === 1 ||
@@ -71,28 +73,54 @@         (context.triggerKind === 2 && context.triggerCharacter === '/')) &&
       partialClassName.includes('/')
     ) {
   CompletionList,
+  classList: string,
+      let modifiers: string[]
+      let beforeSlash = partialClassName.split('/').slice(0, -1).join('/')
+      let classListContainsModifiers = state.classList.some(
+        (cls) => Array.isArray(cls) && cls[1].modifiers
+      )
+
+      if (classListContainsModifiers) {
+        let baseClassName = beforeSlash.slice(offset)
+        modifiers = state.classList.find(
+        let opacities = dlv(state.config, 'theme.opacity', {})
   CompletionList,
+  Range,
 import { Settings, State } from './util/state'
+      } else {
   CompletionList,
+  Range,
 import type {
   CompletionList,
+  Range,
   CompletionItem,
   CompletionList,
+  Range,
   CompletionItemKind,
   CompletionList,
+  Range,
   Range,
   CompletionList,
+  Range,
   MarkupKind,
   CompletionList,
+  Range,
   CompletionList,
+          }
   CompletionList,
+  Range,
   TextDocument,
   CompletionList,
+  TextDocument,
+      }
+
+      if (modifiers) {
+  CompletionList,
   Position,
           isIncomplete: false,
-  TextDocument,
+          items: modifiers.map((modifier, index) => {
+        if (!isObject(opacities)) {
 import { Settings, State } from './util/state'
-            let className = `${beforeSlash}/${opacity}`
             let kind: CompletionItemKind = 21
             let documentation: string = null
 
@@ -119,8 +147,6 @@           }),
         }
       }
     }
-
-    let { variants: existingVariants, offset } = getVariantsFromClassName(state, partialClassName)
 
     replacementRange.start.character += offset
 

diff --git a/packages/tailwindcss-language-service/src/util/state.ts b/packages/tailwindcss-language-service/src/util/state.ts
index 5d5c8321727efd11d0426c3d3eca1678def9318f..3787bdcfa6213f187e9fdd458f83791ab7a34e9b 100644
--- a/packages/tailwindcss-language-service/src/util/state.ts
+++ b/packages/tailwindcss-language-service/src/util/state.ts
@@ -116,8 +116,8 @@   classNames?: ClassNames
   editor?: EditorState
   jit?: boolean
   jitContext?: any
+  [key: string]: string[]
 }
-export type ClassNamesTree = {
   pluginVersions?: string
   // postcssPlugins?: { before: any[]; after: any[] }
 }