diff --git a/README.md b/README.md
index 9651e4e..03643fb 100644
--- a/README.md
+++ b/README.md
@@ -33,6 +33,7 @@ colorString.get.hsl('hsl(360 100% 50%)')         // [0, 100, 50, 1]
 colorString.get.hsl('hsla(360, 60%, 50%, 0.4)')  // [0, 60, 50, 0.4]
 colorString.get.hsl('hsl(360 60% 50% / 0.4)')    // [0, 60, 50, 0.4]
 
+colorString.get.hwb('hwb(60 3% 60%)')            // [60, 3, 60, 1]
 colorString.get.hwb('hwb(60, 3%, 60%)')          // [60, 3, 60, 1]
 colorString.get.hwb('hwb(60, 3%, 60%, 0.6)')     // [60, 3, 60, 0.6]
 
diff --git a/index.js b/index.js
index f175c23..ab16f50 100644
--- a/index.js
+++ b/index.js
@@ -153,7 +153,7 @@ cs.get.hwb = function (string) {
 		return null;
 	}
 
-	const hwb = /^hwb\(\s*([+-]?\d{0,3}(?:\.\d+)?)(?:deg)?\s*,\s*([+-]?[\d.]+)%\s*,\s*([+-]?[\d.]+)%\s*(?:,\s*([+-]?(?=\.\d|\d)(?:0|[1-9]\d*)?(?:\.\d*)?(?:[eE][+-]?\d+)?)\s*)?\)$/;
+	const hwb = /^hwb\(\s*([+-]?\d{0,3}(?:\.\d+)?)(?:deg)?\s*[\s,]\s*([+-]?[\d.]+)%\s*[\s,]\s*([+-]?[\d.]+)%\s*(?:[\s,]\s*([+-]?(?=\.\d|\d)(?:0|[1-9]\d*)?(?:\.\d*)?(?:[eE][+-]?\d+)?)\s*)?\)$/;
 	const match = string.match(hwb);
 
 	if (match) {
diff --git a/test.js b/test.js
index e7f6cc6..555a2aa 100644
--- a/test.js
+++ b/test.js
@@ -24,6 +24,7 @@ assert.deepEqual(string.get.hsl('hsl(240deg, 100%, 50.5%)'), [240, 100, 50.5, 1]
 assert.deepEqual(string.get.hsl('hsl(240deg 100% 50.5%)'), [240, 100, 50.5, 1]);
 assert.deepEqual(string.get.hwb('hwb(240, 100%, 50.5%)'), [240, 100, 50.5, 1]);
 assert.deepEqual(string.get.hwb('hwb(240deg, 100%, 50.5%)'), [240, 100, 50.5, 1]);
+assert.deepEqual(string.get.hwb('hwb(12 50% 0%)'), [12, 50, 0, 1]);
 
 // Generic .get()
 assert.deepEqual(string.get('invalid'), null);
@@ -44,6 +45,7 @@ assert.deepEqual(string.get('hsl(240deg, 100%, 50.5%)'), {model: 'hsl', value: [
 assert.deepEqual(string.get('hsl(240deg 100% 50.5%)'), {model: 'hsl', value: [240, 100, 50.5, 1]});
 assert.deepEqual(string.get('hwb(240, 100%, 50.5%)'), {model: 'hwb', value: [240, 100, 50.5, 1]});
 assert.deepEqual(string.get('hwb(240deg, 100%, 50.5%)'), {model: 'hwb', value: [240, 100, 50.5, 1]});
+assert.deepEqual(string.get('hwb(12 50% 0%)'), {model: 'hwb', value: [12, 50, 0, 1]});
 
 // Invalid generic .get() calls
 assert.deepEqual(string.get('hsla(250, 100%, 50%, 50%)'), null);