diff --git a/autotests/test_colorspaces.cpp b/autotests/test_colorspaces.cpp
index f9e6714134..4875607475 100644
--- a/autotests/test_colorspaces.cpp
+++ b/autotests/test_colorspaces.cpp
@@ -141,15 +141,15 @@ void TestColorspaces::testColorPipeline_data()
     QTest::addRow("sRGB -> rec.2020 relative colorimetric")
         << ColorDescription(NamedColorimetry::BT709, TransferFunction(TransferFunction::gamma22), TransferFunction::defaultReferenceLuminanceFor(TransferFunction::gamma22), 0, std::nullopt, std::nullopt)
         << ColorDescription(NamedColorimetry::BT2020, TransferFunction(TransferFunction::PerceptualQuantizer), 500, 0, std::nullopt, std::nullopt)
-        << QVector3D(0.044, 0.044, 0.044)
-        << QVector3D(0.517, 0.517, 0.517)
-        << QVector3D(0.677, 0.677, 0.677)
+        << QVector3D(0.06729, 0.06729, 0.06729)
+        << QVector3D(0.51667, 0.51667, 0.51667)
+        << QVector3D(0.67658, 0.67658, 0.67658)
         << RenderingIntent::RelativeColorimetric;
     QTest::addRow("sRGB -> scRGB relative colorimetric")
         << ColorDescription(NamedColorimetry::BT709, TransferFunction(TransferFunction::gamma22), TransferFunction::defaultReferenceLuminanceFor(TransferFunction::gamma22), 0, std::nullopt, std::nullopt)
         << ColorDescription(NamedColorimetry::BT709, TransferFunction(TransferFunction::linear, 0, 80), 80, 0, std::nullopt, std::nullopt)
-        << QVector3D(0.0001, 0.0001, 0.0001)
-        << QVector3D(0.2177376408240310, 0.2177376408240310, 0.2177376408240310)
+        << QVector3D(0.00025, 0.00025, 0.00025)
+        << QVector3D(0.217833, 0.217833, 0.217833)
         << QVector3D(1, 1, 1)
         << RenderingIntent::RelativeColorimetric;
 }
diff --git a/src/core/colorspace.cpp b/src/core/colorspace.cpp
index 58cab0a018..1e48cfbe3e 100644
--- a/src/core/colorspace.cpp
+++ b/src/core/colorspace.cpp
@@ -377,7 +377,7 @@ double TransferFunction::defaultMinLuminanceFor(Type type)
     switch (type) {
     case Type::sRGB:
     case Type::gamma22:
-        return 0.01;
+        return 0.02;
     case Type::linear:
         return 0;
     case Type::PerceptualQuantizer:
@@ -391,7 +391,7 @@ double TransferFunction::defaultMaxLuminanceFor(Type type)
     switch (type) {
     case Type::sRGB:
     case Type::gamma22:
-        return 100;
+        return 80;
     case Type::linear:
         return 1;
     case Type::PerceptualQuantizer:
@@ -409,7 +409,7 @@ double TransferFunction::defaultReferenceLuminanceFor(Type type)
         return 80;
     case Type::sRGB:
     case Type::gamma22:
-        return 100;
+        return 80;
     }
     Q_UNREACHABLE();
 }