diff --git a/src/button/index.tsx b/src/button/index.tsx
index 22fde2884..92c2dc019 100644
--- a/src/button/index.tsx
+++ b/src/button/index.tsx
@@ -111,7 +111,7 @@ function Button(
           class={bem('loading')}
           size={props.loadingSize}
           type={props.loadingType}
-          color={type === 'default' ? undefined : ''}
+          color="currentColor"
         />
       );
     } else if (icon) {
diff --git a/src/button/test/__snapshots__/demo.spec.js.snap b/src/button/test/__snapshots__/demo.spec.js.snap
index 97d1448d1..75ac8ffa7 100644
--- a/src/button/test/__snapshots__/demo.spec.js.snap
+++ b/src/button/test/__snapshots__/demo.spec.js.snap
@@ -9,11 +9,11 @@ exports[`renders demo correctly 1`] = `
   <div><button class="van-button van-button--primary van-button--normal van-button--plain van-button--hairline van-hairline--surround"><span class="van-button__text">细边框按钮</span></button> <button class="van-button van-button--info van-button--normal van-button--plain van-button--hairline van-hairline--surround"><span class="van-button__text">细边框按钮</span></button></div>
   <div><button disabled="disabled" class="van-button van-button--primary van-button--normal van-button--disabled"><span class="van-button__text">禁用状态</span></button> <button disabled="disabled" class="van-button van-button--info van-button--normal van-button--disabled"><span class="van-button__text">禁用状态</span></button></div>
   <div><button class="van-button van-button--primary van-button--normal">
-      <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="width: 20px; height: 20px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div>
+      <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="color: currentColor; width: 20px; height: 20px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div>
     </button> <button class="van-button van-button--primary van-button--normal">
-      <div class="van-loading van-loading--spinner van-button__loading"><span class="van-loading__spinner van-loading__spinner--spinner" style="width: 20px; height: 20px;"><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i></span></div>
+      <div class="van-loading van-loading--spinner van-button__loading"><span class="van-loading__spinner van-loading__spinner--spinner" style="color: currentColor; width: 20px; height: 20px;"><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i></span></div>
     </button> <button class="van-button van-button--info van-button--normal">
-      <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="width: 20px; height: 20px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div><span class="van-button__text">加载中...</span>
+      <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="color: currentColor; width: 20px; height: 20px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div><span class="van-button__text">加载中...</span>
     </button></div>
   <div><button class="van-button van-button--primary van-button--normal van-button--square"><span class="van-button__text">方形按钮</span></button> <button class="van-button van-button--info van-button--normal van-button--round"><span class="van-button__text">圆形按钮</span></button></div>
   <div><button class="van-button van-button--primary van-button--normal"><i class="van-icon van-icon-star-o van-button__icon">
diff --git a/src/button/test/__snapshots__/index.spec.js.snap b/src/button/test/__snapshots__/index.spec.js.snap
index 4053eed33..cbc86e4a3 100644
--- a/src/button/test/__snapshots__/index.spec.js.snap
+++ b/src/button/test/__snapshots__/index.spec.js.snap
@@ -2,6 +2,6 @@
 
 exports[`loading size 1`] = `
 <button class="van-button van-button--default van-button--normal">
-  <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="width: 10px; height: 10px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div>
+  <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="color: currentColor; width: 10px; height: 10px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div>
 </button>
 `;
diff --git a/src/submit-bar/test/__snapshots__/demo.spec.js.snap b/src/submit-bar/test/__snapshots__/demo.spec.js.snap
index a81423038..d414227de 100644
--- a/src/submit-bar/test/__snapshots__/demo.spec.js.snap
+++ b/src/submit-bar/test/__snapshots__/demo.spec.js.snap
@@ -22,7 +22,7 @@ exports[`renders demo correctly 1`] = `
     <div class="van-submit-bar">
       <div class="van-submit-bar__bar">
         <div class="van-submit-bar__text"><span>合计：</span><span class="van-submit-bar__price">¥ 30.50</span></div><button class="van-button van-button--danger van-button--large van-button--square van-submit-bar__button">
-          <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="width: 20px; height: 20px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div>
+          <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="color: currentColor; width: 20px; height: 20px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div>
         </button>
       </div>
     </div>