diff --git a/runtime/themes/seoul256-dark-hard.toml b/runtime/themes/seoul256-dark-hard.toml
new file mode 100644
index 000000000000..fa918d29ad03
--- /dev/null
+++ b/runtime/themes/seoul256-dark-hard.toml
@@ -0,0 +1,16 @@
+# Seoul256 Dark Hard
+# Author : EricHenry
+# Original Creator: https://github.com/junegunn/seoul256.vim
+
+inherits = "seoul256-dark"
+
+"ui.background" = { bg = "gray1" }
+"ui.gutter" = { bg = "gray2" }
+"ui.cursorline.primary" = { bg = "gray" }
+"ui.gutter.selected" = { bg = "gray" }
+"ui.linenr.selected" = { bg = "gray", fg = "magenta", modifiers = ["bold"] }
+"ui.virtual.inlay-hint" = { fg = "gray4", modifiers = ["bold"] }
+
+"ui.help" = { bg = "gray" }
+"ui.popup" = { bg = "gray" }
+"ui.menu" = { bg = "gray" }
diff --git a/runtime/themes/seoul256-dark-soft.toml b/runtime/themes/seoul256-dark-soft.toml
new file mode 100644
index 000000000000..548d0c18245d
--- /dev/null
+++ b/runtime/themes/seoul256-dark-soft.toml
@@ -0,0 +1,15 @@
+# Seoul256 Dark Soft
+# Author : EricHenry
+# Original Creator: https://github.com/junegunn/seoul256.vim
+
+inherits = "seoul256-dark"
+
+"ui.background" = { bg = "gray8" }
+"ui.gutter" = { bg = "gray6" }
+"ui.cursorline.primary" = { bg = "gray5" }
+"ui.gutter.selected" = { bg = "gray5" }
+"ui.linenr.selected" = { bg = "gray5", fg = "magenta", modifiers = ["bold"] }
+
+"ui.help" = { bg = "gray5" }
+"ui.popup" = { bg = "gray5" }
+"ui.menu" = { bg = "gray5" }
diff --git a/runtime/themes/seoul256-dark.toml b/runtime/themes/seoul256-dark.toml
new file mode 100644
index 000000000000..df9d43df0140
--- /dev/null
+++ b/runtime/themes/seoul256-dark.toml
@@ -0,0 +1,161 @@
+# Seoul256 Dark
+# Author : EricHenry
+# Original Creator: https://github.com/junegunn/seoul256.vim
+
+# Syntax highlighting configuration
+"attribute" = { fg = "yellow" }
+"comment" = { fg = "green1" }
+"constant" = { fg = "blue5" }
+"constant.numeric" = { fg = "yellow1" }
+"constant.builtin.boolean" = { fg = "purple" }
+"constant.character.escape" = { fg = "salmon" }
+"constructor" = { fg = "yellow" }
+"function" = { fg = "yellow2" }
+"function.builtin" = { fg = "blue1" }
+"function.method" = { fg = "salmon" }
+"function.macro" = { fg = "yellow2" }
+"keyword" = { fg = "mauve" }
+"label" = { fg = "magenta" }
+"namespace" = { fg = "cyan" }
+"operator" = { fg = "yellow3" }
+"punctuation" = { fg = "brown" }
+"special" = { fg = "yellow2" }
+"string" = { fg = "blue" }
+"type" = { fg = "yellow" }
+"type.builtin" = { fg = "salmon" }
+"variable" = { fg = "white" }
+"variable.builtin" = { fg = "salmon" }
+"variable.parameter" = { fg = "white" }
+"variable.other.member" = { fg = "white" }
+
+"markup.heading" = { fg = "salmon2", modifiers = ["bold"] }
+"markup.raw.inline" = { fg = "green" }
+"markup.bold" = { fg = "yellow1", modifiers = ["bold"] }
+"markup.italic" = { fg = "magenta1", modifiers = ["italic"] }
+"markup.strikethrough" = { modifiers = ["crossed_out"] }
+"markup.list" = { fg = "salmon" }
+"markup.quote" = { fg = "yellow" }
+"markup.link.url" = { fg = "cyan", modifiers = ["underlined"] }
+"markup.link.text" = { fg = "salmon2" }
+
+"diff.plus" = { fg = "green3" }
+"diff.delta" = { fg = "blue1" }
+"diff.minus" = { fg = "magenta3" }
+
+"diagnostic.info".underline = { color = "cyan", style = "curl" }
+"diagnostic.hint".underline = { color = "green1", style = "curl" }
+"diagnostic.warning".underline = { color = "yellow1", style = "curl" }
+"diagnostic.error".underline = { color = "red", style = "curl" }
+"diagnostic.unnecessary" = { modifiers = ["dim"] }
+"diagnostic.deprecated" = { modifiers = ["crossed_out"] }
+"info" = { fg = "blue2", modifiers = ["bold"] }
+"hint" = { fg = "blue3", modifiers = ["bold"] }
+"warning" = { fg = "yellow", modifiers = ["bold"] }
+"error" = { fg = "red", modifiers = ["bold"] }
+
+"ui.background" = { bg = "gray4" }
+"ui.gutter" = { bg = "gray5" }
+"ui.gutter.selected" = { bg = "gray3" }
+"ui.virtual" = { fg = "gray6" }
+"ui.virtual.indent-guide" = { fg = "gray6" }
+"ui.virtual.whitespace" = { fg = "gray6" }
+"ui.virtual.ruler" = { bg = "gray5" }
+"ui.virtual.inlay-hint" = { fg = "gray9", modifiers = ["bold"] }
+"ui.virtual.jump-label" = { fg = "red", modifiers = ["bold"] }
+
+"ui.cursor" = { fg = "white", modifiers = ["reversed"] }
+"ui.cursor.primary" = { fg = "white", modifiers = ["reversed"] }
+"ui.cursor.match" = { bg = "gray4", modifiers = ["underlined"] }
+"ui.cursor.insert" = { fg = "blue1" }
+
+"ui.selection" = { bg = "magenta2" }
+"ui.selection.primary" = { bg = "blue4" }
+"ui.cursorline.primary" = { bg = "gray3" }
+
+"ui.highlight" = { bg = "gray5" }
+"ui.highlight.frameline" = { bg = "red" }
+
+"ui.linenr" = { fg = "yellow4" }
+"ui.linenr.selected" = { bg = "gray3", fg = "magenta", modifiers = ["bold"] }
+
+"ui.statusline" = { fg = "magenta2", bg = "yellow2" }
+"ui.statusline.inactive" = { fg = "gray6", bg = "black" }
+"ui.statusline.normal" = { fg = "black", bg = "blue2" }
+"ui.statusline.insert" = { fg = "black", bg = "green2" }
+"ui.statusline.select" = { fg = "black", bg = "magenta" }
+
+"ui.text" = { fg = "white" }
+"ui.text.focus" = { fg = "white", bg = "magenta2", modifiers = ["bold"] }
+
+"ui.help" = { fg = "white", bg = "gray3" }
+"ui.popup" = { fg = "white", bg = "gray3" }
+"ui.window" = { fg = "white" }
+"ui.menu" = { fg = "white", bg = "gray3" }
+"ui.menu.selected" = { fg = "white", bg = "magenta2" }
+"ui.menu.scroll" = { fg = "gray7", bg = "gray6" }
+
+"ui.debug" = { fg = "red" }
+
+# Colors (Seoul256)
+[palette]
+black = '#000000'    # Black
+black1 = '#14161B'
+red = '#d70000'      # Red
+green = '#afd75f'    # Greenish Yellow
+green1 = '#5f875f'   # Greenish Gray
+green2 = '#5f8700'   # Green
+green3 = '#87af87'
+green4 = '#5f5f00'
+yellow = '#d8af5f'   # Yellow
+yellow1 = '#ffd787'  # Bright Yellow
+yellow2 = '#d7d7af'  # Yellowish
+yellow3 = '#d7d787'  # Yellow Dim
+yellow4 = '#87875f'  # Olive
+yellow5 = '#6B5300'
+blue = '#87afaf'     # Light Blue
+blue1 = '#5f87d7'    # Bright Blue
+blue2 = '#5f5f87'    # Blue
+blue3 = '#a6dbff'    # Lightest Blue
+blue4 = '#005f5f'    # Blue Green
+blue5 = '#5fafaf'    # Dark Blue
+blue6 = '#008787'
+magenta = '#af5f5f'  # Magenta
+magenta1 = '#af5f87' # Soft Magenta
+magenta2 = '#875f5f' # Dark Magenta
+magenta3 = '#d7005f' # Darker Magenta
+cyan = '#87d7d7'     # Bright Cyan
+cyan1 = '#afd7d7'
+white = '#d0d0d0'    # White
+white1 = '#dadada'   # White
+purple = '#8787af'   # Purple
+brown = '#af875f'    # Brownish
+brown1 = '#875f00'   # Brownish
+orange = '#ff5f00'   # Orange
+salmon = '#ffaf87'   # Salmon
+salmon1 = '#d78787'  # Salmon Bright
+salmon2 = '#d7afaf'  # Salmon Light
+salmon3 = '#d7875f'  # Yellowish
+mauve = '#d75f87'    # Mauve
+
+gray = '#121212'     # Very Dark Gray
+gray1 = '#1c1c1c'    # Darker Gray
+gray2 = '#262626'    # Dark Gray
+gray3 = '#303030'    # Dark Medium Gray
+gray4 = '#3a3a3a'    # Medium Gray
+gray5 = '#444444'    # Lighter Medium Gray
+gray6 = '#585858'    # Light Gray
+gray7 = '#626262'    # Lighter Gray
+gray8 = '#4e4e4e'    # Even Lighter Gray
+gray9 = '#5f5f5f'
+gray10 = '#c6c6c6'
+gray11 = '#eeeeee'
+gray12 = '#e4e4e4'
+gray13 = '#bcbcbc'
+
+# 233 = '#121212' 
+# 234 = '#1c1c1c'
+# 235 = '#262626'
+# 236 = '#303030'
+# 237 = '#3a3a3a' # Default
+# 238 = '#444444'
+# 239 = '#4e4e4e'
diff --git a/runtime/themes/seoul256-light-hard.toml b/runtime/themes/seoul256-light-hard.toml
new file mode 100644
index 000000000000..c1f92fac1eb0
--- /dev/null
+++ b/runtime/themes/seoul256-light-hard.toml
@@ -0,0 +1,16 @@
+# Seoul256 Light Hard
+# Author : EricHenry
+# Original Creator: https://github.com/junegunn/seoul256.vim
+
+inherits = "seoul256-light"
+
+"ui.background" = { bg = "gray11" }
+"ui.cursor.match" = { bg = "gray10", modifiers = ["underlined"] }
+"ui.gutter" = { bg = "white1" }
+"ui.cursorline.primary" = { bg = "gray12" }
+"ui.gutter.selected" = { bg = "gray12" }
+"ui.linenr.selected" = { bg = "gray12", fg = "magenta", modifiers = ["bold"] }
+
+"ui.help" = { fg = "black1", bg = "gray12" }
+"ui.popup" = { fg = "black1", bg = "gray12" }
+"ui.menu" = { fg = "black1", bg = "gray12" }
diff --git a/runtime/themes/seoul256-light-soft.toml b/runtime/themes/seoul256-light-soft.toml
new file mode 100644
index 000000000000..0a25bb696712
--- /dev/null
+++ b/runtime/themes/seoul256-light-soft.toml
@@ -0,0 +1,16 @@
+# Seoul256 Light Soft
+# Author : EricHenry
+# Original Creator: https://github.com/junegunn/seoul256.vim
+
+inherits = "seoul256-light"
+
+"ui.background" = { bg = "white" }
+"ui.cursor.match" = { bg = "gray13", modifiers = ["underlined"] }
+"ui.gutter" = { bg = "gray13" }
+"ui.cursorline.primary" = { bg = "gray10" }
+"ui.gutter.selected" = { bg = "gray10" }
+"ui.linenr.selected" = { bg = "gray10", fg = "magenta", modifiers = ["bold"] }
+
+"ui.help" = { fg = "black1", bg = "gray10" }
+"ui.popup" = { fg = "black1", bg = "gray10" }
+"ui.menu" = { fg = "black1", bg = "gray10" }
diff --git a/runtime/themes/seoul256-light.toml b/runtime/themes/seoul256-light.toml
new file mode 100644
index 000000000000..4f45a9d029aa
--- /dev/null
+++ b/runtime/themes/seoul256-light.toml
@@ -0,0 +1,51 @@
+# Seoul256 Light
+# Author : EricHenry
+# Original Creator: https://github.com/junegunn/seoul256.vim
+
+inherits = "seoul256-dark"
+
+"constructor" = { fg = "brown1" }
+"constant.numeric" = { fg = "magenta2" }
+"constant.builtin.boolean" = { fg = "mauve" }
+"constant.character.escape" = { fg = "salmon3" }
+"function" = { fg = "green4" }
+"function.builtin" = { fg = "blue1" }
+"function.method" = { fg = "salmon" }
+"function.macro" = { fg = "green4" }
+"namespace" = { fg = "blue4" }
+"operator" = { fg = "brown1" }
+"punctuation" = { fg = "brown1" }
+"special" = { fg = "green4" } 
+"string" = { fg = "blue6" }
+"type" = { fg = "brown1" }
+"type.builtin" = { fg = "salmon3" }
+"variable" = { fg = "black1" }
+"variable.builtin" = { fg = "salmon3" }
+"variable.parameter" = { fg = "black1" }
+"variable.other.member" = { fg = "black1" }
+
+"diagnostic.info".underline = { color = "green1", style = "curl" }
+"info" = { fg = "green1", modifiers = ["bold"] }
+"hint" = { fg = "blue", modifiers = ["bold"] }
+"warning" = { fg = "yellow5", modifiers = ["bold"] }
+
+"ui.background" = { bg = "white1" }
+"ui.cursor" = { fg = "gray4", modifiers = ["reversed"] }
+"ui.cursor.primary" = { fg = "gray4", modifiers = ["reversed"] }
+"ui.cursor.match" = { bg = "gray13", modifiers = ["underlined"] }
+"ui.cursor.insert" = { fg = "blue1" }
+"ui.cursorline.primary" = { bg = "white" }
+"ui.gutter" = { bg = "gray10" }
+"ui.gutter.selected" = { bg = "white" }
+"ui.linenr.selected" = { bg = "white", fg = "magenta", modifiers = ["bold"] }
+"ui.virtual.inlay-hint" = { fg = "gray6", modifiers = ["bold"] }
+
+"ui.selection" = { bg = "yellow2" }
+"ui.selection.primary" = { bg = "cyan1" }
+
+"ui.text" = { fg = "black1" }
+
+"ui.help" = { fg = "black1", bg = "white" }
+"ui.popup" = { fg = "black1", bg = "white" }
+"ui.menu" = { fg = "black1", bg = "white" }
+