A Guide to Changing Excel Cell Background Colors With Python and OpenPyXL

Table of Contents

• Introduction
• Changing the Background Color of a Single Cell
• Coloring a Range of Cells

Introduction

Hello, fellow data manipulators! Today, utilizing Python and the potent Openpyxl package, we’ll delve into the wonderful world of Excel automation. You’ll discover how to customize cell background colors so that your spreadsheets seem good and are simpler to analyze. So grab a cup of your preferred beverage and let’s explore the vibrant world of Python and Excel!

By Rubaitul Azad on Unsplash

Changing the Background Color of a Single Cell

We’ll start by coloring a single cell. First, we need to install the OpenPyXL library if you haven’t already. Open your terminal or command prompt and type:

pip install openpyxl

Suppose we already have an Excel file named test.xlsx under the data folder. We will first open it and change the background color of cell A2 to yellow.

import openpyxl
from openpyxl.styles import PatternFill

# Load the workbook
workbook = openpyxl.load_workbook('data/test.xlsx')
# Select the…