diff --git a/AIProject/iCo/Features/Base/SubheaderView.swift b/AIProject/iCo/Features/Base/SubheaderView.swift
index 16d4ba7b..287d1727 100644
--- a/AIProject/iCo/Features/Base/SubheaderView.swift
+++ b/AIProject/iCo/Features/Base/SubheaderView.swift
@@ -40,6 +40,7 @@ struct SubheaderView: View {
                     .font(.ico15)
                     .foregroundStyle(fontColor)
                     .lineSpacing(6)
+                    .fixedSize(horizontal: false, vertical: true)
             }
         }
         .frame(maxWidth: .infinity, alignment: .leading)
diff --git a/AIProject/iCo/Features/Dashboard/View/CoinCarouselView.swift b/AIProject/iCo/Features/Dashboard/View/CoinCarouselView.swift
index 2af31f26..854dd362 100644
--- a/AIProject/iCo/Features/Dashboard/View/CoinCarouselView.swift
+++ b/AIProject/iCo/Features/Dashboard/View/CoinCarouselView.swift
@@ -233,6 +233,6 @@ extension CoinCarouselView {
 }
 
 #Preview {
-    RecommendCoinView()
+    RecommendCoinView(headerHeight: 140)
         .environmentObject(RecommendCoinViewModel())
 }
diff --git a/AIProject/iCo/Features/Dashboard/View/DashboardView.swift b/AIProject/iCo/Features/Dashboard/View/DashboardView.swift
index 20dab407..a4c3eff7 100644
--- a/AIProject/iCo/Features/Dashboard/View/DashboardView.swift
+++ b/AIProject/iCo/Features/Dashboard/View/DashboardView.swift
@@ -12,17 +12,25 @@ import SwiftUI
 /// 관심 코인 기반 추천, AI 브리핑으로 구성합니다.
 struct DashboardView: View {
     @Environment(\.horizontalSizeClass) var hSizeClass
+    @Environment(\.dynamicTypeSize) var typeSize
     
     @Namespace var coordinateSpaceName: Namespace.ID
     /// 스크롤의 위치를 저장하는 상태 변수
     @State var scrollOffset: CGFloat = 0
     /// 상단 여백을 저장하는 상태 변수: onAppear에서 실제 높이를 계산함
     @State var topInset: CGFloat = 0
+    @State var currentTypeSize: DynamicTypeSize = .medium
     
-    /// 배경색의 높이를 저장하는 계산 속성: 헤더의 높이 + 여백 + 카드의 높이 / 2 + 상단 여백
-    /// 배경이 카드의 중앙까지만 깔리게 해야 하는데 뷰가 여러 계층으로 나눠져있어서 각 컴포넌트의 높이를 계산해서 사용함
-    var gradientHeight: CGFloat {
-        CardConst.headerHeight + CardConst.headerContentSpacing + (CardConst.cardHeight / 2) + topInset
+    /// 다이나믹 폰트 적용 후 헤더 컨텐츠 크기가 커질 때
+    /// 헤더 사이즈를 유동적으로 조정하기 위해 사용하는 계산 속성
+    /// 헤더뷰와 배경 그래디언트 크기에도 영향을 주기 때문에
+    /// 여기에서 계산 후 헤더뷰에게 전파
+    var dynamicHeaderHeight: CGFloat {
+        switch typeSize {
+        case .xSmall, .small, .medium: CardConst.headerHeight
+        case .large, .xLarge, .xxLarge, .xxxLarge: CardConst.headerHeight * 1.1
+        default: CardConst.headerHeight * 1.4
+        }
     }
     
     var body: some View {
@@ -30,11 +38,17 @@ struct DashboardView: View {
         /// 쫀득한 효과를 더 드라마틱하게 보여주기 위해 스크롤 위치의 1.2배만큼 늘리기
         let extraHeight = max(0, -scrollOffset * 1.2)
         
+        /// 배경색의 높이를 저장하는 계산 속성: 헤더의 높이 + 여백 + 카드의 높이 / 2 + 상단 여백
+        /// 배경이 카드의 중앙까지만 깔리게 해야 하는데 뷰가 여러 계층으로 나눠져있어서 각 컴포넌트의 높이를 계산해서 사용함
+        var gradientHeight: CGFloat {
+            dynamicHeaderHeight + CardConst.headerContentSpacing + (CardConst.cardHeight / 2) + topInset
+        }
+        
         GeometryReader { outerProxy in
             NavigationStack {
                 ScrollView {
                     VStack {
-                        RecommendCoinView()
+                        RecommendCoinView(headerHeight: dynamicHeaderHeight)
                         AIBriefingView()
                     }
                     .padding(.top, topInset)
@@ -112,12 +126,6 @@ struct DashboardView: View {
     }
 }
 
-#Preview {
-    DashboardView()
-        .environmentObject(ThemeManager())
-        .environmentObject(RecommendCoinViewModel())
-}
-
 /// scrollOffset을 구하기 위한 PreferenceKey
 private struct ScrollOffsetPreferenceKey: PreferenceKey {
     static var defaultValue: CGFloat { .zero }
@@ -126,3 +134,9 @@ private struct ScrollOffsetPreferenceKey: PreferenceKey {
         value += nextValue()
     }
 }
+
+#Preview {
+    DashboardView()
+        .environmentObject(ThemeManager())
+        .environmentObject(RecommendCoinViewModel())
+}
diff --git a/AIProject/iCo/Features/Dashboard/View/RecommendCoinView.swift b/AIProject/iCo/Features/Dashboard/View/RecommendCoinView.swift
index 5e6bb56f..63cd0059 100644
--- a/AIProject/iCo/Features/Dashboard/View/RecommendCoinView.swift
+++ b/AIProject/iCo/Features/Dashboard/View/RecommendCoinView.swift
@@ -12,11 +12,14 @@ import SwiftUI
 /// 컨텐츠 뷰에 코인 추천 상태별로 알맞은 뷰를 뿌려줍니다.
 struct RecommendCoinView: View {
     @StateObject private var viewModel = RecommendCoinViewModel()
+    
+    let headerHeight: CGFloat
 
     var body: some View {
         ZStack(alignment: .top) {
             VStack(alignment: .center, spacing: CardConst.headerContentSpacing) {
                 RecommendHeaderView()
+                    .frame(height: headerHeight)
                 
                 recommendContentView()
                     .frame(minHeight: CardConst.cardHeight)
@@ -69,7 +72,7 @@ struct RecommendCoinView: View {
 }
 
 #Preview {
-    RecommendCoinView()
+    RecommendCoinView(headerHeight: 140)
         .environmentObject(RecommendCoinViewModel())
 }
 
diff --git a/AIProject/iCo/Features/Dashboard/View/RecommendHeaderView.swift b/AIProject/iCo/Features/Dashboard/View/RecommendHeaderView.swift
index 87a5d130..ead4a141 100644
--- a/AIProject/iCo/Features/Dashboard/View/RecommendHeaderView.swift
+++ b/AIProject/iCo/Features/Dashboard/View/RecommendHeaderView.swift
@@ -19,14 +19,13 @@ struct RecommendHeaderView: View {
                 imageColor: .white,
                 fontColor: .white
             )
-            
-            Spacer()
         }
-        .frame(height: CardConst.headerHeight)
     }
 }
 
 #Preview() {
-    RecommendCoinView()
+    RecommendCoinView(headerHeight: 140)
         .environmentObject(RecommendCoinViewModel())
+        .environmentObject(ThemeManager())
+        .background(.black.opacity(0.2))
 }