diff --git a/docs/stories/story-12.4-email-template-color-update.md b/docs/stories/story-12.4-email-template-color-update.md
index 1c25914..2cd18d9 100644
--- a/docs/stories/story-12.4-email-template-color-update.md
+++ b/docs/stories/story-12.4-email-template-color-update.md
@@ -146,27 +146,27 @@ php artisan serve
 
 ## Dev Checklist
 
-- [ ] Update `default.css` header background color
-- [ ] Update `default.css` link colors
-- [ ] Update `default.css` heading colors
-- [ ] Update `default.css` button colors (`.button-primary`)
-- [ ] Update `default.css` table header colors
-- [ ] Update `default.css` panel border color
-- [ ] Update `default.css` footer link colors
-- [ ] Update `header.blade.php` - inline styles and logo reference
-- [ ] Update `footer.blade.php` - inline styles
-- [ ] Review `button.blade.php` for inline styles
-- [ ] Review `panel.blade.php` for inline styles
-- [ ] Test Welcome email appearance
-- [ ] Test Booking emails appearance
-- [ ] Test Reminder emails appearance
-- [ ] Test Timeline update email appearance
-- [ ] Test Password reset email
-- [ ] Test Guest booking emails
-- [ ] Verify RTL email layout (Arabic)
-- [ ] Test in Gmail
-- [ ] Test in Outlook
-- [ ] Test in Apple Mail
+- [x] Update `default.css` header background color
+- [x] Update `default.css` link colors
+- [x] Update `default.css` heading colors
+- [x] Update `default.css` button colors (`.button-primary`)
+- [x] Update `default.css` table header colors
+- [x] Update `default.css` panel border color
+- [x] Update `default.css` footer link colors
+- [x] Update `header.blade.php` - inline styles and logo reference
+- [x] Update `footer.blade.php` - inline styles
+- [x] Review `button.blade.php` for inline styles
+- [x] Review `panel.blade.php` for inline styles
+- [ ] Test Welcome email appearance (manual)
+- [ ] Test Booking emails appearance (manual)
+- [ ] Test Reminder emails appearance (manual)
+- [ ] Test Timeline update email appearance (manual)
+- [ ] Test Password reset email (manual)
+- [ ] Test Guest booking emails (manual)
+- [ ] Verify RTL email layout (Arabic) (manual)
+- [ ] Test in Gmail (manual)
+- [ ] Test in Outlook (manual)
+- [ ] Test in Apple Mail (manual)
 
 ## Estimation
 
@@ -177,3 +177,63 @@ php artisan serve
 
 - Story 12.1 (Logo Deployment) must be completed for `logo-email.png`
 - Story 12.2 (Core CSS) should be completed for color reference consistency
+
+---
+
+## Dev Agent Record
+
+### Status
+Ready for Review
+
+### Agent Model Used
+Claude Opus 4.5
+
+### File List
+
+| File | Action |
+|------|--------|
+| `resources/views/vendor/mail/html/themes/default.css` | Modified |
+| `resources/views/vendor/mail/html/header.blade.php` | Modified |
+| `resources/views/vendor/mail/html/footer.blade.php` | Modified |
+
+### Change Log
+
+1. **default.css** - Updated all color values per AC1:
+   - Links: `#4A4A42` → `#8AB357` (Olive Green)
+   - Headings (h1, h2, h3): `#4A4A42` → `#6A9337` (Dark Olive)
+   - Header background: `#4A4A42` → `#8AB357`
+   - Footer links: `#C9C4BA` → `#A5C87A` (Light Olive)
+   - Primary button: `#4A4A42` → `#8AB357`
+   - Table headers: `#4A4A42` → `#8AB357`
+   - Panel border: `#C9C4BA` → `#A5C87A`
+   - Logo class: Updated from 45px to 60px square format
+
+2. **header.blade.php** - Updated per AC2:
+   - Background color: `#4A4A42` → `#8AB357`
+   - Logo sizing: `height: 45px` → `height: 60px; width: 60px`
+   - Alt text: Changed to "LIBRA for Rights"
+
+3. **footer.blade.php** - Updated per AC3:
+   - Email link color: `#C9C4BA` → `#A5C87A`
+   - Website link color: `#C9C4BA` → `#A5C87A`
+
+4. **button.blade.php** - Reviewed per AC4:
+   - No inline styles present; uses CSS classes
+   - Colors handled via default.css `.button-primary` class
+
+5. **panel.blade.php** - Reviewed per AC5:
+   - No inline styles present; uses CSS classes
+   - Border handled via default.css `.panel` class
+
+### Completion Notes
+
+- All CSS color updates completed per acceptance criteria
+- All inline styles in Blade components updated
+- `logo-email.png` verified to exist at `public/images/logo-email.png`
+- Plain text templates unaffected (no color changes needed)
+- Automated tests pass (unrelated memory error in PDF export feature)
+- Manual email client testing (AC7-AC9) required for full verification
+
+### Debug Log References
+
+N/A - No debugging issues encountered
diff --git a/resources/views/vendor/mail/html/footer.blade.php b/resources/views/vendor/mail/html/footer.blade.php
index ef579e5..379ceb7 100644
--- a/resources/views/vendor/mail/html/footer.blade.php
+++ b/resources/views/vendor/mail/html/footer.blade.php
@@ -10,10 +10,10 @@
 Ramallah, Palestine | رام الله، فلسطين
 </p>
 <p style="color: #a1a1aa; font-size: 11px; margin-bottom: 4px;">
-<a href="mailto:info@libra.ps" style="color: #C9C4BA;">info@libra.ps</a>
+<a href="mailto:info@libra.ps" style="color: #A5C87A;">info@libra.ps</a>
 </p>
 <p style="color: #a1a1aa; font-size: 11px;">
-<a href="{{ config('app.url') }}" style="color: #C9C4BA;">{{ config('app.url') }}</a>
+<a href="{{ config('app.url') }}" style="color: #A5C87A;">{{ config('app.url') }}</a>
 </p>
 {{ Illuminate\Mail\Markdown::parse($slot) }}
 </td>
diff --git a/resources/views/vendor/mail/html/header.blade.php b/resources/views/vendor/mail/html/header.blade.php
index 9e40f87..19ed55c 100644
--- a/resources/views/vendor/mail/html/header.blade.php
+++ b/resources/views/vendor/mail/html/header.blade.php
@@ -1,9 +1,9 @@
 @props(['url'])
 <tr>
-<td class="header" style="background-color: #4A4A42; padding: 25px; text-align: center;">
+<td class="header" style="background-color: #8AB357; padding: 25px; text-align: center;">
 <a href="{{ $url }}" style="display: inline-block;">
 @if (trim($slot) === 'Laravel')
-<img src="{{ asset('images/logo-email.png') }}" class="logo" alt="Libra Law Firm" style="height: 45px;">
+<img src="{{ asset('images/logo-email.png') }}" class="logo" alt="LIBRA for Rights" style="height: 60px; width: 60px;">
 @else
 {!! $slot !!}
 @endif
diff --git a/resources/views/vendor/mail/html/themes/default.css b/resources/views/vendor/mail/html/themes/default.css
index b720ef0..ef94b10 100644
--- a/resources/views/vendor/mail/html/themes/default.css
+++ b/resources/views/vendor/mail/html/themes/default.css
@@ -28,7 +28,7 @@ blockquote {
 }
 
 a {
-    color: #4A4A42;
+    color: #8AB357;
 }
 
 a img {
@@ -38,7 +38,7 @@ a img {
 /* Typography */
 
 h1 {
-    color: #4A4A42;
+    color: #6A9337;
     font-size: 18px;
     font-weight: bold;
     margin-top: 0;
@@ -46,7 +46,7 @@ h1 {
 }
 
 h2 {
-    color: #4A4A42;
+    color: #6A9337;
     font-size: 16px;
     font-weight: bold;
     margin-top: 0;
@@ -54,7 +54,7 @@ h2 {
 }
 
 h3 {
-    color: #4A4A42;
+    color: #6A9337;
     font-size: 14px;
     font-weight: bold;
     margin-top: 0;
@@ -100,7 +100,7 @@ img {
 /* Header */
 
 .header {
-    background-color: #4A4A42;
+    background-color: #8AB357;
     padding: 25px 0;
     text-align: center;
 }
@@ -115,10 +115,11 @@ img {
 /* Logo */
 
 .logo {
-    height: 45px;
+    height: 60px;
+    width: 60px;
     margin-top: 10px;
     margin-bottom: 10px;
-    max-height: 45px;
+    max-height: 60px;
 }
 
 /* Body */
@@ -184,7 +185,7 @@ img {
 }
 
 .footer a {
-    color: #C9C4BA;
+    color: #A5C87A;
     text-decoration: underline;
 }
 
@@ -200,7 +201,7 @@ img {
 
 .table th {
     border-bottom: 1px solid #e4e4e7;
-    color: #4A4A42;
+    color: #8AB357;
     margin: 0;
     padding-bottom: 8px;
 }
@@ -242,11 +243,11 @@ img {
 
 .button-blue,
 .button-primary {
-    background-color: #4A4A42;
-    border-bottom: 8px solid #4A4A42;
-    border-left: 18px solid #4A4A42;
-    border-right: 18px solid #4A4A42;
-    border-top: 8px solid #4A4A42;
+    background-color: #8AB357;
+    border-bottom: 8px solid #8AB357;
+    border-left: 18px solid #8AB357;
+    border-right: 18px solid #8AB357;
+    border-top: 8px solid #8AB357;
     color: #E8E4DC;
 }
 
@@ -271,7 +272,7 @@ img {
 /* Panels */
 
 .panel {
-    border-left: #C9C4BA solid 4px;
+    border-left: #A5C87A solid 4px;
     margin: 21px 0;
 }