From 918578469ef35c8226a3c2788bc37c2e05bd98ed Mon Sep 17 00:00:00 2001
From: elasota <ejlasota@gmail.com>
Date: Mon, 30 Dec 2019 20:52:56 -0500
Subject: [PATCH] Fix low gray color mapping to dark red

---
 PortabilityLayer/QDStandardPalette.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/PortabilityLayer/QDStandardPalette.cpp b/PortabilityLayer/QDStandardPalette.cpp
index cc04b23..c72a762 100644
--- a/PortabilityLayer/QDStandardPalette.cpp
+++ b/PortabilityLayer/QDStandardPalette.cpp
@@ -93,6 +93,12 @@ namespace PortabilityLayer
 	{
 		if (g <= 1 && g <= 1)
 		{
+			if (b <= 1)
+			{
+				// Special case low gray scale
+				return 255 - b;
+			}
+
 			// Red scale
 			unsigned int scale6Step;
 			unsigned int scale6StepRemainder;