diff --git a/logistic_regression_class/logistic_visualize.py b/logistic_regression_class/logistic_visualize.py
index 65289535..ba84ffe7 100644
--- a/logistic_regression_class/logistic_visualize.py
+++ b/logistic_regression_class/logistic_visualize.py
@@ -44,7 +44,10 @@ def sigmoid(z):
z = Xb.dot(w)
Y = sigmoid(z)
-plt.scatter(X[:,0], X[:,1], c=T, s=100, alpha=0.5)
+# make colors more visible
+plt_colors = [f'C{i+1}' for i in T]
+
+plt.scatter(X[:,0], X[:,1], c=plt_colors, s=100, alpha=0.5)
x_axis = np.linspace(-6, 6, 100)
y_axis = -x_axis
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