diff --git a/CHANGELOG.md b/CHANGELOG.md
index 12f0b21..83b0f59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 <!-- refer to https://keepachangelog.com/en/1.0.0/ for guidance -->
 
+## Unreleased
+
+### Added
+- Added `ColorLightMatrix` class.
+
 ## 1.6.0 - 2021-08-30
 
 ### Added
diff --git a/doc/main/images/color_light_matrix.png b/doc/main/images/color_light_matrix.png
new file mode 100644
index 0000000..319e4e2
Binary files /dev/null and b/doc/main/images/color_light_matrix.png differ
diff --git a/doc/main/pupdevices/colorlightmatrix.rst b/doc/main/pupdevices/colorlightmatrix.rst
new file mode 100644
index 0000000..039f2d0
--- /dev/null
+++ b/doc/main/pupdevices/colorlightmatrix.rst
@@ -0,0 +1,15 @@
+.. pybricks-requirements::
+
+Color Light Matrix
+^^^^^^^^^^^^^^^^^^
+
+.. figure:: ../../main/images/color_light_matrix.png
+   :width: 35 %
+
+.. autoclass:: pybricks.pupdevices.ColorLightMatrix
+    :no-members:
+
+    .. automethod:: pybricks.pupdevices.ColorLightMatrix.on
+
+    .. automethod:: pybricks.pupdevices.ColorLightMatrix.off
+
diff --git a/doc/main/pupdevices/index.rst b/doc/main/pupdevices/index.rst
index 1b99fa3..0550ae8 100644
--- a/doc/main/pupdevices/index.rst
+++ b/doc/main/pupdevices/index.rst
@@ -19,6 +19,7 @@
    colorsensor
    ultrasonicsensor
    forcesensor
+   colorlightmatrix
    light
    remote
 
@@ -76,6 +77,12 @@
    :width: 35 %
    :target: forcesensor.html
 
+.. pybricks-classlink:: ColorLightMatrix
+
+.. figure:: ../../main/images/color_light_matrix.png
+   :width: 35 %
+   :target: color-light-matrix.html
+
 .. pybricks-classlink:: Light
 
 .. figure:: ../../main/images/light.png
diff --git a/src/pybricks/pupdevices.py b/src/pybricks/pupdevices.py
index a7838a3..9ebb396 100644
--- a/src/pybricks/pupdevices.py
+++ b/src/pybricks/pupdevices.py
@@ -377,6 +377,39 @@ class ForceSensor:
         pass
 
 
+class ColorLightMatrix:
+    """
+    LEGO® SPIKE 3x3 Color Light Matrix.
+    """
+
+    def __init__(self, port):
+        """
+
+        Arguments:
+            port (Port): Port to which the device is connected.
+
+        """
+        ...
+
+    def on(self, colors):
+        """
+        Turns the lights on.
+
+        Arguments:
+            colors (Color or list):
+                If a single :class:`.Color` is given, then all 9 lights are set
+                to that color. If a list of colors is given, then each light is
+                set to that color.
+        """
+        ...
+
+    def off(self):
+        """
+        Turns all of the lights off.
+        """
+        ...
+
+
 class InfraredSensor:
     """LEGO® Powered Up Infrared Sensor."""
 
diff --git a/src/pybricks/pupdevices.pyi b/src/pybricks/pupdevices.pyi
index 7cb4ca7..3776336 100644
--- a/src/pybricks/pupdevices.pyi
+++ b/src/pybricks/pupdevices.pyi
@@ -60,6 +60,11 @@ class ForceSensor:
     def pressed(self, force: int = 3) -> bool: ...
     def touched(self) -> bool: ...
 
+class ColorLightMatrix:
+    def __init__(self, port: Port) -> None: ...
+    def on(self, color: Union[Color, List[Color]]) -> None: ...
+    def off(self)-> None: ...
+
 class InfraredSensor:
     def __init__(self, port: Port): ...
     def reflection(self) -> int: ...