diff --git a/src/PhpSpreadsheet/Reader/Xlsx.php b/src/PhpSpreadsheet/Reader/Xlsx.php
index 335f5d7e..8c68a1a7 100644
--- a/src/PhpSpreadsheet/Reader/Xlsx.php
+++ b/src/PhpSpreadsheet/Reader/Xlsx.php
@@ -1667,12 +1667,13 @@ class Xlsx extends BaseReader
                                                     if ($outerShdw) {
                                                         $shadow = $objDrawing->getShadow();
                                                         $shadow->setVisible(true);
-                                                        $shadow->setBlurRadius(Drawing::EMUTopixels(self::getArrayItem($outerShdw->attributes(), 'blurRad')));
-                                                        $shadow->setDistance(Drawing::EMUTopixels(self::getArrayItem($outerShdw->attributes(), 'dist')));
+                                                        $shadow->setBlurRadius(Drawing::EMUToPixels(self::getArrayItem($outerShdw->attributes(), 'blurRad')));
+                                                        $shadow->setDistance(Drawing::EMUToPixels(self::getArrayItem($outerShdw->attributes(), 'dist')));
                                                         $shadow->setDirection(Drawing::angleToDegrees(self::getArrayItem($outerShdw->attributes(), 'dir')));
                                                         $shadow->setAlignment((string) self::getArrayItem($outerShdw->attributes(), 'algn'));
-                                                        $shadow->getColor()->setRGB(self::getArrayItem($outerShdw->srgbClr->attributes(), 'val'));
-                                                        $shadow->setAlpha(self::getArrayItem($outerShdw->srgbClr->alpha->attributes(), 'val') / 1000);
+                                                        $clr = isset($outerShdw->srgbClr) ? $outerShdw->srgbClr : $outerShdw->prstClr;
+                                                        $shadow->getColor()->setRGB(self::getArrayItem($clr->attributes(), 'val'));
+                                                        $shadow->setAlpha(self::getArrayItem($clr->alpha->attributes(), 'val') / 1000);
                                                     }
 
                                                     $this->readHyperLinkDrawing($objDrawing, $oneCellAnchor, $hyperlinks);
@@ -1719,12 +1720,13 @@ class Xlsx extends BaseReader
                                                     if ($outerShdw) {
                                                         $shadow = $objDrawing->getShadow();
                                                         $shadow->setVisible(true);
-                                                        $shadow->setBlurRadius(Drawing::EMUTopixels(self::getArrayItem($outerShdw->attributes(), 'blurRad')));
-                                                        $shadow->setDistance(Drawing::EMUTopixels(self::getArrayItem($outerShdw->attributes(), 'dist')));
+                                                        $shadow->setBlurRadius(Drawing::EMUToPixels(self::getArrayItem($outerShdw->attributes(), 'blurRad')));
+                                                        $shadow->setDistance(Drawing::EMUToPixels(self::getArrayItem($outerShdw->attributes(), 'dist')));
                                                         $shadow->setDirection(Drawing::angleToDegrees(self::getArrayItem($outerShdw->attributes(), 'dir')));
                                                         $shadow->setAlignment((string) self::getArrayItem($outerShdw->attributes(), 'algn'));
-                                                        $shadow->getColor()->setRGB(self::getArrayItem($outerShdw->srgbClr->attributes(), 'val'));
-                                                        $shadow->setAlpha(self::getArrayItem($outerShdw->srgbClr->alpha->attributes(), 'val') / 1000);
+                                                        $clr = isset($outerShdw->srgbClr) ? $outerShdw->srgbClr : $outerShdw->prstClr;
+                                                        $shadow->getColor()->setRGB(self::getArrayItem($clr->attributes(), 'val'));
+                                                        $shadow->setAlpha(self::getArrayItem($clr->alpha->attributes(), 'val') / 1000);
                                                     }
 
                                                     $this->readHyperLinkDrawing($objDrawing, $twoCellAnchor, $hyperlinks);