diff --git a/py/circuitpy_defns.mk b/py/circuitpy_defns.mk
index c42e2c38f8..5b6cd66f9a 100644
--- a/py/circuitpy_defns.mk
+++ b/py/circuitpy_defns.mk
@@ -229,8 +229,8 @@ endif
 ifeq ($(CIRCUITPY_PIXELBUF),1)
 SRC_PATTERNS += _pixelbuf/%
 endif
-ifeq ($(CIRCUITPY_RAINBOW),1)
-SRC_PATTERNS += rainbow/%
+ifeq ($(CIRCUITPY_RAINBOWIO),1)
+SRC_PATTERNS += rainbowio/%
 endif
 ifeq ($(CIRCUITPY_RGBMATRIX),1)
 SRC_PATTERNS += rgbmatrix/%
@@ -536,7 +536,7 @@ SRC_SHARED_MODULE_ALL = \
 	network/__init__.c \
 	msgpack/__init__.c \
 	os/__init__.c \
-	rainbow/__init__.c \
+	rainbowio/__init__.c \
 	random/__init__.c \
 	rgbmatrix/RGBMatrix.c \
 	rgbmatrix/__init__.c \
diff --git a/py/circuitpy_mpconfig.h b/py/circuitpy_mpconfig.h
index 67feef436f..e63186a325 100644
--- a/py/circuitpy_mpconfig.h
+++ b/py/circuitpy_mpconfig.h
@@ -644,11 +644,11 @@ extern const struct _mp_obj_module_t pwmio_module;
 #define PWMIO_MODULE
 #endif
 
-#if CIRCUITPY_RAINBOW
-extern const struct _mp_obj_module_t rainbow_module;
-#define RAINBOW_MODULE            { MP_OBJ_NEW_QSTR(MP_QSTR_rainbow), (mp_obj_t)&rainbow_module },
+#if CIRCUITPY_RAINBOWIO
+extern const struct _mp_obj_module_t rainbowio_module;
+#define RAINBOWIO_MODULE            { MP_OBJ_NEW_QSTR(MP_QSTR_rainbowio), (mp_obj_t)&rainbowio_module },
 #else
-#define RAINBOW_MODULE
+#define RAINBOWIO_MODULE
 #endif
 
 #if CIRCUITPY_RANDOM
@@ -925,7 +925,7 @@ extern const struct _mp_obj_module_t msgpack_module;
     PS2IO_MODULE \
     PULSEIO_MODULE \
     PWMIO_MODULE \
-    RAINBOW_MODULE \
+    RAINBOWIO_MODULE \
     RANDOM_MODULE \
     RE_MODULE \
     RGBMATRIX_MODULE \
diff --git a/py/circuitpy_mpconfig.mk b/py/circuitpy_mpconfig.mk
index d601d7df41..6e708b0860 100644
--- a/py/circuitpy_mpconfig.mk
+++ b/py/circuitpy_mpconfig.mk
@@ -246,8 +246,8 @@ CFLAGS += -DCIRCUITPY_PULSEIO=$(CIRCUITPY_PULSEIO)
 CIRCUITPY_PWMIO ?= 1
 CFLAGS += -DCIRCUITPY_PWMIO=$(CIRCUITPY_PWMIO)
 
-CIRCUITPY_RAINBOW ?= 1
-CFLAGS += -DCIRCUITPY_RAINBOW=$(CIRCUITPY_RAINBOW)
+CIRCUITPY_RAINBOWIO ?= 1
+CFLAGS += -DCIRCUITPY_RAINBOWIO=$(CIRCUITPY_RAINBOWIO)
 
 CIRCUITPY_RANDOM ?= 1
 CFLAGS += -DCIRCUITPY_RANDOM=$(CIRCUITPY_RANDOM)
diff --git a/shared-bindings/rainbow/__init__.c b/shared-bindings/rainbowio/__init__.c
similarity index 76%
rename from shared-bindings/rainbow/__init__.c
rename to shared-bindings/rainbowio/__init__.c
index 26c9f2d905..41a86deb60 100644
--- a/shared-bindings/rainbow/__init__.c
+++ b/shared-bindings/rainbowio/__init__.c
@@ -24,10 +24,10 @@
  * THE SOFTWARE.
  */
 
-#include "shared-bindings/rainbow/__init__.h"
+#include "shared-bindings/rainbowio/__init__.h"
 #include "py/mpconfig.h"
 #include "py/obj.h"
-//| """`rainbow` module.
+//| """`rainbowio` module.
 //|
 //| Provides the `colorwheel()` function."""
 //|
@@ -36,19 +36,19 @@
 //|     Returns the colorwheel RGB value as an integer value for n (usable in neopixel and dotstar)."""
 //|     ...
 //|
-STATIC mp_obj_t rainbow_colorwheel(mp_obj_t n) {
+STATIC mp_obj_t rainbowio_colorwheel(mp_obj_t n) {
     return MP_OBJ_NEW_SMALL_INT(colorwheel(mp_obj_is_small_int(n) ? MP_OBJ_SMALL_INT_VALUE(n) : mp_obj_get_float(n)));
 }
-STATIC MP_DEFINE_CONST_FUN_OBJ_1(rainbow_colorwheel_obj, rainbow_colorwheel);
+STATIC MP_DEFINE_CONST_FUN_OBJ_1(rainbowio_colorwheel_obj, rainbowio_colorwheel);
 
-STATIC const mp_rom_map_elem_t rainbow_module_globals_table[] = {
-    { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_rainbow) },
-    { MP_ROM_QSTR(MP_QSTR_colorwheel), MP_ROM_PTR(&rainbow_colorwheel_obj) },
+STATIC const mp_rom_map_elem_t rainbowio_module_globals_table[] = {
+    { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_rainbowio) },
+    { MP_ROM_QSTR(MP_QSTR_colorwheel), MP_ROM_PTR(&rainbowio_colorwheel_obj) },
 };
 
-STATIC MP_DEFINE_CONST_DICT(rainbow_module_globals, rainbow_module_globals_table);
+STATIC MP_DEFINE_CONST_DICT(rainbowio_module_globals, rainbowio_module_globals_table);
 
-const mp_obj_module_t rainbow_module = {
+const mp_obj_module_t rainbowio_module = {
     .base = { &mp_type_module },
-    .globals = (mp_obj_dict_t *)&rainbow_module_globals,
+    .globals = (mp_obj_dict_t *)&rainbowio_module_globals,
 };
diff --git a/shared-bindings/rainbow/__init__.h b/shared-bindings/rainbowio/__init__.h
similarity index 90%
rename from shared-bindings/rainbow/__init__.h
rename to shared-bindings/rainbowio/__init__.h
index 5e1f3f2acb..216687518c 100644
--- a/shared-bindings/rainbow/__init__.h
+++ b/shared-bindings/rainbowio/__init__.h
@@ -24,10 +24,10 @@
  * THE SOFTWARE.
  */
 
-#ifndef CP_SHARED_BINDINGS_RAINBOW_INIT_H
-#define CP_SHARED_BINDINGS_RAINBOW_INIT_H
+#ifndef CP_SHARED_BINDINGS_RAINBOWIO_INIT_H
+#define CP_SHARED_BINDINGS_RAINBOWIO_INIT_H
 #include <stdint.h>
 
 const int32_t colorwheel(float pos);
 
-#endif // CP_SHARED_BINDINGS_RAINBOW_INIT_H
+#endif // CP_SHARED_BINDINGS_RAINBOWIO_INIT_H
diff --git a/shared-module/rainbow/__init__.c b/shared-module/rainbowio/__init__.c
similarity index 97%
rename from shared-module/rainbow/__init__.c
rename to shared-module/rainbowio/__init__.c
index a371992fe3..ded0c313f7 100644
--- a/shared-module/rainbow/__init__.c
+++ b/shared-module/rainbowio/__init__.c
@@ -24,7 +24,7 @@
  * THE SOFTWARE.
  */
 
-#include "shared-bindings/rainbow/__init__.h"
+#include "shared-bindings/rainbowio/__init__.h"
 
 const int32_t colorwheel(float pos) {
     if (pos > 255) {