1 files changed, 25 insertions, 0 deletions
diff --git a/tensorflow/core/graph/colors.cc b/tensorflow/core/graph/colors.cc
new file mode 100644
index 0000000000..0eb2fc3740
--- /dev/null
+++ b/tensorflow/core/graph/colors.cc
@@ -0,0 +1,25 @@
+#include "tensorflow/core/graph/colors.h"
+
+#include "tensorflow/core/platform/port.h"
+
+namespace tensorflow {
+
+// Color palette
+// http://www.mulinblog.com/a-color-palette-optimized-for-data-visualization/
+static const char* kColors[] = {
+  "#F15854",  // red
+  "#5DA5DA",  // blue
+  "#FAA43A",  // orange
+  "#60BD68",  // green
+  "#F17CB0",  // pink
+  "#B2912F",  // brown
+  "#B276B2",  // purple
+  "#DECF3F",  // yellow
+  "#4D4D4D",  // gray
+};
+
+const char* ColorFor(int dindex) {
+  return kColors[dindex % TF_ARRAYSIZE(kColors)];
+}
+
+}  // namespace tensorflow