import tkinter as tk
def show_color():
r = int(entry_r.get())
g = int(entry_g.get())
b = int(entry_b.get())
root.configure(bg='#%02x%02x%02x' % (r, g, b))
root = tk.Tk()
# 设置窗口的初始大小,宽度为500像素,高度为300像素
root.geometry("500x300")
label_r = tk.Label(root, text="R值:")
label_r.pack(pady=10) # 增加垂直方向的间距,让布局更美观
entry_r = tk.Entry(root)
entry_r.pack(pady=5)
label_g = tk.Label(root, text="G值:")
label_g.pack(pady=10)
entry_g = tk.Entry(root)
entry_g.pack(pady=5)
label_b = tk.Label(root, text="B值:")
label_b.pack(pady=10)
entry_b = tk.Entry(root)
entry_b.pack(pady=5)
button = tk.Button(root, text="显示颜色", command=show_color)
button.pack(pady=20) # 增大按钮与上面输入框的间距
root.mainloop()
很简单哈,拿走吧