HarmonyOS bindPopup设置color无效

.bindPopup(this.showTip, { 
  // PopupOptions类型气泡的内容 
  message: this.navBarProp.tips, 
  popupColor: "#E6000000", 
  messageOptions: { 
    // 气泡的文本样式 
    textColor: "#FFFFFFFF", 
    font: { 
      size: 14, 
      style: FontStyle.Normal, 
      weight: FontWeight.Regular 
    } 
  }, 
  placement: Placement.Bottom, 
  enableArrow: true, 
  targetSpace: '-4vp', 
  onStateChange: (e) => { 
    console.info(JSON.stringify(e.isVisible)) 
    if (!e.isVisible) { 
      this.showTip = false 
    } 
  }, 
}) 
popupColor: "#E6000000"