diff --git a/das/src/main/java/com/das/common/captcha/CaptchaUtils.java b/das/src/main/java/com/das/common/captcha/CaptchaUtils.java
index b76b7321..477cc6d8 100644
--- a/das/src/main/java/com/das/common/captcha/CaptchaUtils.java
+++ b/das/src/main/java/com/das/common/captcha/CaptchaUtils.java
@@ -6,6 +6,7 @@ import cn.hutool.core.util.StrUtil;
 import com.das.common.constant.AdminConstant;
 import com.das.common.utils.AdminRedisTemplate;
 
+import java.awt.*;
 import java.time.Duration;
 
 /**
@@ -40,6 +41,8 @@ public class CaptchaUtils {
         // 使用hutool工具包中的工具类生成图片验证码
         //参数：宽  高  验证码位数 干扰线数量
         CircleCaptcha circleCaptcha = CaptchaUtil.createCircleCaptcha(150, 48, 4, 20);
+        //设置背景色
+        circleCaptcha.setBackground(Color.LIGHT_GRAY);
         String codeValue = circleCaptcha.getCode();
         String imageBase64 = circleCaptcha.getImageBase64();
         String verifyKey = AdminConstant.CAPTCHA_CODE_KEY + uuid;