计算两种颜色的对比颜色以确定这两种颜色的边框颜色

def calculate_contrast_color(color1, color2, threshold):
    # 提取颜色的RGB通道值
    r1, g1, b1 = color1
    r2, g2, b2 = color2

    # 计算两种颜色的亮度
    brightness1 = (0.299 * r1) + (0.587 * g1) + (0.114 * b1)
    brightness2 = (0.299 * r2) + (0.587 * g2) + (0.114 * b2)

    # 计算亮度差异
    contrast = abs(brightness1 - brightness2)

    # 根据亮度差异选择对比颜色
    if contrast > threshold:
        # 边框颜色与较亮的颜色相近
        if brightness1 > brightness2:
            return color1
        else:
            return color2
    else:
        # 边框颜色与较暗的颜色相近
        if brightness1 < brightness2:
            return color1
        else:
            return color2

# 示例使用
color1 = (255, 0, 0)  # 红色
color2 = (0, 255, 0)  # 绿色
threshold = 30  # 亮度差异阈值

contrast_color = calculate_contrast_color(color1, color2, threshold)
print("对比颜色的RGB值为:", contrast_color)