diff --git a/src/_pytest/_io/terminalwriter.py b/src/_pytest/_io/terminalwriter.py
index 934278b93..5ac0ac977 100644
--- a/src/_pytest/_io/terminalwriter.py
+++ b/src/_pytest/_io/terminalwriter.py
@@ -223,7 +223,7 @@ class TerminalWriter:
                         style=os.getenv("PYTEST_THEME"),
                     ),
                 )
-                return highlighted
+                return "\x1b[0m" + highlighted
             except pygments.util.ClassNotFound:
                 raise UsageError(
                     "PYTEST_THEME environment variable had an invalid value: '{}'. "
diff --git a/testing/io/test_terminalwriter.py b/testing/io/test_terminalwriter.py
index b5a04a99f..a2d730b07 100644
--- a/testing/io/test_terminalwriter.py
+++ b/testing/io/test_terminalwriter.py
@@ -254,7 +254,7 @@ class TestTerminalWriterLineWidth:
         pytest.param(
             True,
             True,
-            "{kw}assert{hl-reset} {number}0{hl-reset}{endline}\n",
+            "{reset}{kw}assert{hl-reset} {number}0{hl-reset}{endline}\n",
             id="with markup and code_highlight",
         ),
         pytest.param(
diff --git a/testing/test_assertion.py b/testing/test_assertion.py
index 4d751f8db..3a7fb28fe 100644
--- a/testing/test_assertion.py
+++ b/testing/test_assertion.py
@@ -1945,7 +1945,7 @@ def test_reprcompare_verbose_long() -> None:
                 }
             """,
             [
-                "{bold}{red}E         {light-gray} {hl-reset} {{{endline}{reset}",
+                "{bold}{red}E         {reset}{light-gray} {hl-reset} {{{endline}{reset}",
                 "{bold}{red}E         {light-gray} {hl-reset}     'number-is-1': 1,{endline}{reset}",
                 "{bold}{red}E         {light-green}+     'number-is-5': 5,{hl-reset}{endline}{reset}",
             ],
diff --git a/testing/test_terminal.py b/testing/test_terminal.py
index 264ab96d8..80958f210 100644
--- a/testing/test_terminal.py
+++ b/testing/test_terminal.py
@@ -1268,13 +1268,13 @@ def test_color_yes(pytester: Pytester, color_mapping) -> None:
                 "=*= FAILURES =*=",
                 "{red}{bold}_*_ test_this _*_{reset}",
                 "",
-                "    {kw}def{hl-reset} {function}test_this{hl-reset}():{endline}",
+                "    {reset}{kw}def{hl-reset} {function}test_this{hl-reset}():{endline}",
                 ">       fail(){endline}",
                 "",
                 "{bold}{red}test_color_yes.py{reset}:5: ",
                 "_ _ * _ _*",
                 "",
-                "    {kw}def{hl-reset} {function}fail{hl-reset}():{endline}",
+                "    {reset}{kw}def{hl-reset} {function}fail{hl-reset}():{endline}",
                 ">       {kw}assert{hl-reset} {number}0{hl-reset}{endline}",
                 "{bold}{red}E       assert 0{reset}",
                 "",
@@ -1295,9 +1295,9 @@ def test_color_yes(pytester: Pytester, color_mapping) -> None:
                 "=*= FAILURES =*=",
                 "{red}{bold}_*_ test_this _*_{reset}",
                 "{bold}{red}test_color_yes.py{reset}:5: in test_this",
-                "    fail(){endline}",
+                "    {reset}fail(){endline}",
                 "{bold}{red}test_color_yes.py{reset}:2: in fail",
-                "    {kw}assert{hl-reset} {number}0{hl-reset}{endline}",
+                "    {reset}{kw}assert{hl-reset} {number}0{hl-reset}{endline}",
                 "{bold}{red}E   assert 0{reset}",
                 "{red}=*= {red}{bold}1 failed{reset}{red} in *s{reset}{red} =*={reset}",
             ]
@@ -2507,7 +2507,7 @@ class TestCodeHighlight:
         result.stdout.fnmatch_lines(
             color_mapping.format_for_fnmatch(
                 [
-                    "    {kw}def{hl-reset} {function}test_foo{hl-reset}():{endline}",
+                    "    {reset}{kw}def{hl-reset} {function}test_foo{hl-reset}():{endline}",
                     ">       {kw}assert{hl-reset} {number}1{hl-reset} == {number}10{hl-reset}{endline}",
                     "{bold}{red}E       assert 1 == 10{reset}",
                 ]
@@ -2529,7 +2529,7 @@ class TestCodeHighlight:
         result.stdout.fnmatch_lines(
             color_mapping.format_for_fnmatch(
                 [
-                    "    {kw}def{hl-reset} {function}test_foo{hl-reset}():{endline}",
+                    "    {reset}{kw}def{hl-reset} {function}test_foo{hl-reset}():{endline}",
                     "        {print}print{hl-reset}({str}'''{hl-reset}{str}{hl-reset}",
                     ">   {str}    {hl-reset}{str}'''{hl-reset}); {kw}assert{hl-reset} {number}0{hl-reset}{endline}",
                     "{bold}{red}E       assert 0{reset}",
@@ -2552,7 +2552,7 @@ class TestCodeHighlight:
         result.stdout.fnmatch_lines(
             color_mapping.format_for_fnmatch(
                 [
-                    "    {kw}def{hl-reset} {function}test_foo{hl-reset}():{endline}",
+                    "    {reset}{kw}def{hl-reset} {function}test_foo{hl-reset}():{endline}",
                     ">       {kw}assert{hl-reset} {number}1{hl-reset} == {number}10{hl-reset}{endline}",
                     "{bold}{red}E       assert 1 == 10{reset}",
                 ]