src/utils/IdealGraphVisualizer/Graal/src/com/sun/hotspot/igv/graal/filters/color.filter

var red =  new java.awt.Color(240, 59, 32);
var orange = new java.awt.Color(254, 178, 76);
var yellow = new java.awt.Color(255, 237, 160);
var middleBlue = new java.awt.Color(100, 147, 224);
var lightGreen = new java.awt.Color(173, 221, 142);
var lightBlue = new java.awt.Color(200, 200, 250);
var gray = new java.awt.Color(220, 220, 220);
var violet = new java.awt.Color(201, 148, 199);
var black = new java.awt.Color(0, 0, 0);

colorize("category", "controlSink", red);
colorize("category", "controlSplit", red);
colorize("category", "merge", red);
colorize("category", "begin", orange);
colorize("category", "end", orange);
colorize("category", "fixed", yellow);
colorize("category", "state", lightGreen);
colorize("category", "phi", middleBlue);
colorize("category", "proxy", middleBlue);
colorize("category", "floating", lightBlue);
colorize("class", "ConstantLocationNode", gray);
colorize("class", "ParameterNode", gray);
colorize("class", "ConstantNode", gray);
colorize("class", "GuardNode", violet);
colorize("class", "BlackholeNode", black);

var f = new com.sun.hotspot.igv.graal.filters.GraalEdgeColorFilter();
f.setUsageColor("Successor", red);
f.setUsageColor("Value", blue);
f.setUsageColor("Memory", new Color(0.0, 0.5, 0.0));
f.apply(graph);