Create app.py

app.py

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+import gradio as gr
+import numpy as np
+
+def rgb_to_primary(r, g, b, total_ml):
+    # Convert RGB to range 0-1
+    r, g, b = r/255.0, g/255.0, b/255.0
+    
+    # Calculate CMY
+    c = 1 - r
+    m = 1 - g
+    y = 1 - b
+    
+    # Calculate K (black)
+    k = min(c, m, y)
+    
+    # Calculate true CMY
+    if k < 1:
+        c = (c - k) / (1 - k)
+        m = (m - k) / (1 - k)
+        y = (y - k) / (1 - k)
+    else:
+        c = m = y = 0
+    
+    # Calculate white
+    w = 1 - max(c, m, y, k)
+    
+    # Normalize to ensure sum is 1
+    total = c + m + y + k + w
+    c, m, y, k, w = c/total, m/total, y/total, k/total, w/total
+    
+    # Convert to ml
+    yellow = y * total_ml
+    blue = c * total_ml
+    red = m * total_ml
+    black = k * total_ml
+    white = w * total_ml
+    
+    return {
+        "Yellow (ml)": round(yellow, 2),
+        "Blue (ml)": round(blue, 2),
+        "Red (ml)": round(red, 2),
+        "Black (ml)": round(black, 2),
+        "White (ml)": round(white, 2)
+    }
+
+def calculate_colors(color, total_ml):
+    r, g, b = [int(color[i:i+2], 16) for i in (1, 3, 5)]
+    color_amounts = rgb_to_primary(r, g, b, total_ml)
+    
+    # Create color preview
+    color_preview = np.full((50, 50, 3), [r, g, b], dtype=np.uint8)
+    
+    return color_amounts, color_preview
+
+# Create Gradio interface
+iface = gr.Interface(
+    fn=calculate_colors,
+    inputs=[
+        gr.ColorPicker(label="Select Color"),
+        gr.Number(label="Total Paint Volume (ml)", value=100)
+    ],
+    outputs=[
+        gr.JSON(label="Color Amounts"),
+        gr.Image(label="Color Preview", type="numpy")
+    ],
+    title="Paint Color Mixer Calculator",
+    description="Select a color and specify the total volume of paint to calculate the required amounts of primary colors."
+)
+
+# Launch the interface
+iface.launch()