diff --git a/.github/workflows/css-variables-validation.yml b/.github/workflows/css-variables-validation.yml
new file mode 100644
index 000000000..8b16dd372
--- /dev/null
+++ b/.github/workflows/css-variables-validation.yml
@@ -0,0 +1,41 @@
+name: CSS Variables Validation
+
+on:
+  pull_request:
+    paths:
+      - 'src/css-variables.ts'
+  workflow_dispatch:
+
+jobs:
+  validate-css-variables:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout current repository
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Checkout theme builder repository
+        uses: actions/checkout@v2
+        with:
+          repository: thoughtspot/Thoughtspot-theme-builder
+          path: theme-builder
+          ref: main
+          token: ${{ secrets.THEME_BUILDER_TOKEN }}
+          fetch-depth: 1
+
+      - name: Verify theme builder file access
+        run: |
+          echo "Verifying theme builder file access..."
+          echo "Theme builder file: theme-builder/src/data/sdkVariable.ts"
+
+      - name: Validate CSS variables consistency
+        run: |
+          echo "Running validation..."
+          node scripts/validate-css-variables.js "$(cat theme-builder/src/data/sdkVariable.ts)"
+          echo "CSS variables validation completed successfully!"
diff --git a/scripts/validate-css-variables.js b/scripts/validate-css-variables.js
new file mode 100644
index 000000000..71439f092
--- /dev/null
+++ b/scripts/validate-css-variables.js
@@ -0,0 +1,153 @@
+#!/usr/bin/env node
+
+/**
+ * Script to validate CSS variables consistency between repositories
+ * This script extracts CSS variable names from the TypeScript interface
+ * and compares them with the implementation in another repository
+ */
+
+const fs = require('fs');
+const path = require('path');
+
+/**
+ * Extract CSS variable names from the TypeScript interface
+ * @param {string} filePath - Path to the css-variables.ts file
+ * @returns {string[]} Array of CSS variable names
+ */
+function extractVariablesFromInterface(filePath) {
+    try {
+        const content = fs.readFileSync(filePath, 'utf8');
+        
+        // Extract variable names using regex
+        const variableRegex = /'--ts-var-[^']+'/g;
+        const matches = content.match(variableRegex);
+        
+        if (!matches) {
+            console.error('No CSS variables found in the interface file');
+            return [];
+        }
+        
+        // Remove quotes and sort for consistent comparison
+        return matches.map(match => match.replace(/'/g, '')).sort();
+    } catch (error) {
+        console.error(`Error reading interface file: ${error.message}`);
+        return [];
+    }
+}
+
+/**
+ * Extract CSS variable names from the implementation object
+ * @param {string} content - Content of the implementation file
+ * @returns {string[]} Array of CSS variable names
+ */
+function extractVariablesFromImplementation(content) {
+    try {
+        // Extract variable names from object keys
+        const variableRegex = /'--ts-var-[^']+'\s*:/g;
+        const matches = content.match(variableRegex);
+        
+        if (!matches) {
+            console.error('No CSS variables found in the implementation');
+            return [];
+        }
+        
+        // Remove quotes and colon, then sort for consistent comparison
+        return matches.map(match => match.replace(/[':]/g, '').trim()).sort();
+    } catch (error) {
+        console.error(`Error parsing implementation: ${error.message}`);
+        return [];
+    }
+}
+
+/**
+ * Compare two arrays of CSS variables and report differences
+ * @param {string[]} interfaceVars - Variables from TypeScript interface
+ * @param {string[]} implementationVars - Variables from implementation
+ * @returns {object} Comparison result
+ */
+function compareVariables(interfaceVars, implementationVars) {
+    const implementationSet = new Set(implementationVars);
+    const interfaceSet = new Set(interfaceVars);
+    const missingInImplementation = interfaceVars.filter(varName => !implementationSet.has(varName));
+    const extraInImplementation = implementationVars.filter(varName => !interfaceSet.has(varName));
+    
+    return {
+        interfaceCount: interfaceVars.length,
+        implementationCount: implementationVars.length,
+        missingInImplementation,
+        extraInImplementation,
+        isConsistent: missingInImplementation.length === 0 && extraInImplementation.length === 0
+    };
+}
+
+/**
+ * Main validation function
+ */
+function validateCSSVariables() {
+    // Path to the interface file
+    const interfacePath = path.join(__dirname, '..', 'src', 'css-variables.ts');
+    
+    // Check if interface file exists
+    if (!fs.existsSync(interfacePath)) {
+        console.error(`Interface file not found: ${interfacePath}`);
+        process.exit(1);
+    }
+    
+    // Extract variables from interface
+    const interfaceVars = extractVariablesFromInterface(interfacePath);
+    if (interfaceVars === null) {
+        console.error('Error extracting variables from interface');
+        process.exit(1);
+    }
+    // Get implementation content from command line argument or environment
+    const implementationContent = process.argv[2] || process.env.CSS_VARS_IMPLEMENTATION;
+    
+    if (!implementationContent) {
+        console.log('No implementation content provided');
+        return;
+    }
+    
+    // Extract variables from implementation
+    const implementationVars = extractVariablesFromImplementation(implementationContent);
+    if (implementationVars === null) {
+        console.error('Error extracting variables from implementation');
+        process.exit(1);
+    }
+    // Compare variables
+    const comparison = compareVariables(interfaceVars, implementationVars);
+    
+    if (comparison.isConsistent) {
+        console.log('CSS variables are consistent');
+        process.exit(0);
+    } else {
+        console.log('CSS variables are NOT consistent:');
+        
+        if (comparison.missingInImplementation.length > 0) {
+            console.log('Variables missing in Theme builder, please add them to the Theme builder:');
+            comparison.missingInImplementation.forEach(varName => {
+                console.log(`  - ${varName}`);
+            });
+        }
+        
+        if (comparison.extraInImplementation.length > 0) {
+            console.log('Variables extra in Theme builder, please remove them from the Theme builder:');
+            comparison.extraInImplementation.forEach(varName => {
+                console.log(`  - ${varName}`);
+            });
+        }
+        
+        process.exit(1);
+    }
+}
+
+// Run validation if this script is executed directly
+if (require.main === module) {
+    validateCSSVariables();
+}
+
+module.exports = {
+    extractVariablesFromInterface,
+    extractVariablesFromImplementation,
+    compareVariables,
+    validateCSSVariables
+};