Change SVG Fill Color in Python using Aspose.SVG

change-svg-fill-color-in-python.md

Learn how to Change SVG Fill Color in Python using Aspose.SVG

change-svg-fill-color-in-python_basic.py

import aspose.svg as svg

# 1. Load the SVG document
document = svg.SVGDocument("sample.svg")

# 2. Get root SVG element of the document
svgElement = document.root_element

# 3. Find all circle elements in g element
circleNodes = svgElement.query_selector("circle")

# 4. Get the first circle element and set fill attributes
circleNodes.set_attribute("fill", "#0F0")          # bright green
circleNodes.set_attribute("fill-opacity", "0.3")   # 30% opacity

# 5. Save the updated SVG
document.save("sample_updated.svg")

change-svg-fill-color-in-python_path.py

import aspose.svg as svg

# 1. Load the SVG document
document = svg.SVGDocument("simple-path.svg")

# 2. Get root SVG element of the document
svgElement = document.root_element

# 3. Find all circle elements in g element
circle_element = svgElement.query_selector("path:nth-child(1)")

# 4. Get the first circle element and set fill attributes
circle_element.set_attribute("fill", "#0F0")  # bright green
circle_element.set_attribute("fill-opacity", "0.3")  # 30% opacity

# 5. Save the updated SVG
document.save("simple-path-updated.svg")

change-svg-fill-color-in-python_with_style.py

import aspose.svg as svg

# 1. Load an existing SVG
document = svg.SVGDocument("sample.svg")

# 2. Root element
root = document.root_element

# 3. Pick the element you want to color (choose one selector)
target = root.query_selector("circle")  # or "path", ".some-class", "#myPath"

# 4. Apply fill color using style attribute
target.set_attribute("style", "fill:blue")

# 5. Save result
document.save("ApplyStyle.svg")