fix(creator): 고액 후원 글자색을 조정한다

SodaLive/Sources/V2/CreatorChannel/Donation/Components/CreatorChannelDonationCard.swift

@@ -33,13 +33,13 @@ struct CreatorChannelDonationCard: View {
             VStack(alignment: .leading, spacing: 2) {
                 Text(donation.nickname)
                     .appFont(size: 14, weight: .medium)
-                    .foregroundColor(.black)
+                    .foregroundColor(donation.nicknameColor)
                     .lineLimit(1)
                     .truncationMode(.tail)
 
                 Text(donation.relativeTimeText())
                     .appFont(size: 14, weight: .regular)
-                    .foregroundColor(Color.gray700)
+                    .foregroundColor(donation.relativeTimeColor)
                     .lineLimit(1)
             }
             .frame(maxWidth: .infinity, alignment: .leading)
@@ -91,6 +91,14 @@ extension CreatorChannelDonationResponse {
             return Color(hex: "FF4C3C")
         }
     }
+
+    var nicknameColor: Color {
+        can >= 501 ? .white : .black
+    }
+
+    var relativeTimeColor: Color {
+        can >= 501 ? Color.gray100 : Color.gray700
+    }
 }
 
 struct CreatorChannelDonationCard_Previews: PreviewProvider {