diff --git a/BioHMM.cabal b/BioHMM.cabal
--- a/BioHMM.cabal
+++ b/BioHMM.cabal
@@ -1,5 +1,5 @@
 name:                BioHMM
-version:             1.1.5
+version:             1.1.6
 synopsis:            Libary for Hidden Markov Models in HMMER3 format. 
 description:         Libary containing parsing and visualisation functions and datastructures for Hidden Markov Models in HMMER3 format.  
 license:             GPL-3
@@ -20,8 +20,8 @@
 
 source-repository this
   type:     git
-  location: https://github.com/eggzilla/BioHMM/tree/1.1.5
-  tag:      1.1.5
+  location: https://github.com/eggzilla/BioHMM/tree/1.1.6
+  tag:      1.1.6
 
 library
   -- Modules exported by the library.
diff --git a/changelog b/changelog
--- a/changelog
+++ b/changelog
@@ -1,4 +1,6 @@
 -*-change-log-*-
+1.1.6 Florian Eggenhofer <egg@informatik.uni-freiburg.de> 23. May 2017
+	* Now using sRGB colors, some improvements for color-blind users
 1.1.5 Florian Eggenhofer <egg@informatik.uni-freiburg.de> 23. May 2017
 	* Fixed normalization of newly added colors
 1.1.4 Florian Eggenhofer <egg@informatik.uni-freiburg.de> 22. May 2017
diff --git a/src/Bio/HMMDraw.hs b/src/Bio/HMMDraw.hs
--- a/src/Bio/HMMDraw.hs
+++ b/src/Bio/HMMDraw.hs
@@ -28,7 +28,8 @@
 import Graphics.SVGFonts
 import Bio.StockholmFont
 import Data.Function   
-import qualified Data.Colour.SRGB.Linear as R
+--import qualified Data.Colour.SRGB.Linear as R
+import qualified Data.Colour.SRGB as R
 
 drawSingleHMMComparison :: String -> Int -> Double -> String -> Double -> Double -> [HM.HMMER3] -> [Maybe S.StockholmAlignment] -> [HMMCompareResult] -> [(QDiagram Cairo V2 Double Any,Maybe (QDiagram Cairo V2 Double Any))]
 drawSingleHMMComparison modelDetail entryNumberCutoff transitionCutoff emissiontype maxWidth scalef hmms alns comparisons
@@ -424,9 +425,11 @@
 makeBlankComparisonNodeLabel :: Int -> (Int,V.Vector (Colour Double))
 makeBlankComparisonNodeLabel nodeNumber = (nodeNumber,V.singleton white)
 
+-- First colors are picked from http://colorbrewer2.org,  scheme. Comparisons up to
+-- 4 models are colorblind safe
 makeColorVector :: Int -> V.Vector (Colour Double)
 makeColorVector modelNumber = V.take modelNumber colorVector
-   where colorVector = V.fromList [R.rgb 0.650980392 0.807843137 0.890196078, R.rgb 0.121568627 0.470588235 0.705882353, R.rgb 0.698039216 0.874509804 0.541176471, R.rgb 0.2 0.62745098 0.17254902, R.rgb 0.984313725 0.603921569 0.6, R.rgb 0.890196078 0.101960784 0.109803922, R.rgb 0.992156863 0.749019608 0.435294118, R.rgb 1 0.498039216 0, R.rgb 0.792156863 0.698039216 0.839215686, R.rgb 0.415686275 0.239215686 0.603921569, R.rgb 1 1 0.6, R.rgb 0.694117647 0.349019608 0.156862745, moccasin, lime, seagreen, aqua ,darkorange ,blue, blueviolet ,brown ,burlywood ,cadetblue ,chartreuse ,chocolate ,coral ,cornflowerblue ,cornsilk ,cyan ,darkblue ,darkcyan ,darkgoldenrod ,darkgray ,darkgreen ,darkgrey ,darkkhaki ,darkmagenta ,darkolivegreen ,darkorchid ,darkred ,darksalmon ,darkseagreen ,darkslateblue ,darkslategray ,darkslategrey ,darkturquoise ,darkviolet ,deeppink ,deepskyblue ,dimgray ,dimgrey ,dodgerblue ,firebrick ,forestgreen ,fuchsia ,gainsboro ,gold ,goldenrod ,gray ,grey ,green ,greenyellow ,honeydew ,hotpink ,indianred,indigo ,ivory ,khaki ,lavender ,lavenderblush ,lawngreen ,lemonchiffon ,lime ,limegreen ,linen ,magenta ,maroon ,mediumaquamarine ,mediumblue ,mediumorchid ,mediumpurple ,mediumseagreen ,mediumslateblue ,mediumspringgreen ,mediumturquoise ,mediumvioletred ,midnightblue ,mintcream ,mistyrose ,navy ,oldlace ,olive ,olivedrab ,orange ,orangered ,orchid ,papayawhip ,peachpuff ,peru ,pink ,plum ,powderblue ,purple ,red ,rosybrown ,royalblue ,saddlebrown ,salmon ,sandybrown ,seagreen]
+   where colorVector = V.fromList [R.sRGB24read "#a6cee3", R.sRGB24read "#1f78b4", R.sRGB24read "#b2df8a", R.sRGB24read "#33a02c", R.sRGB24read "#ffff99", R.sRGB24read "#cab2d6", R.sRGB24read "#6a3d9a", R.sRGB24read "#b15928", R.sRGB24read "#fb9a99", R.sRGB24read "#e31a1c", R.sRGB24read "#fdbf6f", R.sRGB24read "#ff7f00", moccasin, lime, seagreen, aqua ,darkorange ,blue, blueviolet ,brown ,burlywood ,cadetblue ,chartreuse ,chocolate ,coral ,cornflowerblue ,cornsilk ,cyan ,darkblue ,darkcyan ,darkgoldenrod ,darkgray ,darkgreen ,darkgrey ,darkkhaki ,darkmagenta ,darkolivegreen ,darkorchid ,darkred ,darksalmon ,darkseagreen ,darkslateblue ,darkslategray ,darkslategrey ,darkturquoise ,darkviolet ,deeppink ,deepskyblue ,dimgray ,dimgrey ,dodgerblue ,firebrick ,forestgreen ,fuchsia ,gainsboro ,gold ,goldenrod ,gray ,grey ,green ,greenyellow ,honeydew ,hotpink ,indianred,indigo ,ivory ,khaki ,lavender ,lavenderblush ,lawngreen ,lemonchiffon ,lime ,limegreen ,linen ,magenta ,maroon ,mediumaquamarine ,mediumblue ,mediumorchid ,mediumpurple ,mediumseagreen ,mediumslateblue ,mediumspringgreen ,mediumturquoise ,mediumvioletred ,midnightblue ,mintcream ,mistyrose ,navy ,oldlace ,olive ,olivedrab ,orange ,orangered ,orchid ,papayawhip ,peachpuff ,peru ,pink ,plum ,powderblue ,purple ,red ,rosybrown ,royalblue ,saddlebrown ,salmon ,sandybrown ,seagreen]
 
 --makeColorVector :: Int -> V.Vector (Colour Double)
 --makeColorVector modelNumber = V.map (\(a,b,c) -> R.rgb a b c) modelRGBTupel
