diff --git a/VERSION b/VERSION
index 50f402a..85ab4c6 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.0.49
+0.0.50
diff --git a/src/version.h b/src/version.h
index 83e5088..3212d05 100644
--- a/src/version.h
+++ b/src/version.h
@@ -11,9 +11,9 @@
 #ifndef SOVEREIGN_BROWSER_VERSION_H
 #define SOVEREIGN_BROWSER_VERSION_H
 
-#define SB_VERSION         "v0.0.49"
+#define SB_VERSION         "v0.0.50"
 #define SB_VERSION_MAJOR   0
 #define SB_VERSION_MINOR   0
-#define SB_VERSION_PATCH   49
+#define SB_VERSION_PATCH   50
 
 #endif /* SOVEREIGN_BROWSER_VERSION_H */
diff --git a/www/processes.css b/www/processes.css
index a7ca61f..9350aed 100644
--- a/www/processes.css
+++ b/www/processes.css
@@ -75,15 +75,13 @@ code { font-family: var(--font); background: var(--border); padding: 1px 4px; bo
   text-overflow: ellipsis;
 }
 
-/* CPU values: plain text, no shaded background. Color indicates
- * severity: green < 10%, yellow < 50%, red >= 50%, fg for idle. */
+/* CPU values: plain text, no shaded background. Red only for >= 90%,
+ * otherwise the default foreground color. */
 .heat {
   font-weight: bold;
+  color: var(--fg);
 }
-.heat.cool { color: #4caf50; }
-.heat.warm { color: #ff9800; }
-.heat.hot  { color: #f44336; }
-.heat.cold { color: var(--fg); }
+.heat.hot  { color: var(--accent); }
 
 /* Renderer row: clickable to expand hosted tabs. */
 .renderer-row { cursor: pointer; }
diff --git a/www/processes.js b/www/processes.js
index 6312703..3c2c383 100644
--- a/www/processes.js
+++ b/www/processes.js
@@ -63,14 +63,13 @@ function fmtUptime(sec) {
 }
 
 function heatClass(pct) {
-  if (pct == null || pct <= 0) return 'cold';
-  if (pct < 10) return 'cool';
-  if (pct < 50) return 'warm';
-  return 'hot';
+  if (pct == null) return '';
+  if (pct >= 90) return 'hot';
+  return '';
 }
 
 function heatHtml(pct) {
-  if (pct == null) return '<span class="heat cold">—</span>';
+  if (pct == null) return '<span class="heat">—</span>';
   return '<span class="heat ' + heatClass(pct) + '">' +
          pct.toFixed(1) + '</span>';
 }
@@ -144,8 +143,7 @@ function renderProcTable() {
     var tabsCount = (p.hosted_tabs || []).length;
     var tabsCell;
     if (isRenderer) {
-      tabsCell = '<span class="heat ' + (tabsCount ? 'cool' : 'cold') +
-                 '">' + tabsCount + '</span>';
+      tabsCell = String(tabsCount);
     } else {
       tabsCell = '—';
     }
@@ -272,7 +270,7 @@ function renderTabsTable() {
         esc(t.title || '(untitled)') + '</span>' +
         (t.is_internal ? ' (internal)' : '') +
         '<br><span class="url-sub">' + esc(t.url) + '</span></td>' +
-      '<td>' + (t.is_internal ? '<span class="heat cold">—</span>'
+      '<td>' + (t.is_internal ? '<span class="heat">—</span>'
                               : heatHtml(busy)) + '</td>' +
       '<td>' + probeField(t, 'fps') + '</td>' +
       '<td>' + probeField(t, 'timer_count') + '</td>' +