1.修改RA Image登录界面背景颜色。

RA Image/RA Image/Base.lproj/Main.storyboard

@@ -303,7 +303,7 @@
                                 <nil key="highlightedColor"/>
                             </label>
                         </subviews>
-                        <color key="backgroundColor" red="0.0" green="0.47843137250000001" blue="1" alpha="1" colorSpace="calibratedRGB"/>
+                        <color key="backgroundColor" red="0.21907718691379285" green="0.71136361904577949" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <constraints>
                             <constraint firstItem="Qgm-gt-QHB" firstAttribute="leading" secondItem="eFV-Mf-82R" secondAttribute="leading" constant="10" id="Di9-kk-t7S"/>
                             <constraint firstAttribute="trailing" secondItem="ZEy-rA-ish" secondAttribute="trailing" id="NTf-3C-4Ro"/>