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Change color used to highlight search matches

Verified with Microsoft 365/Office 5568.1000 — updated on September 4, 2026

Microsoft 365/Office 5568.1000

Supported on: At least Windows Server 2008 R2 or Windows 7

Path in the GPO console

User Configuration\Administrative Templates\Microsoft Outlook 2016\Outlook Options\Preferences\Search Options

Description

By default, search matches are highlighted in yellow. This setting allows you to change the color used for highlighting matches in search results.

Registry

HKCU software\policies\microsoft\office\16.0\outlook\search

More options available

Options

Background Color:
hithighlightingbackgroundcolor enum
  • Black -> 000000
  • Silver -> 12632256
  • Gray -> 8421504
  • White -> 16777215
  • Aqua -> 65535
  • Fuchsia -> 16711808
  • Lime -> 8453888
  • Yellow -> 16776960 (default)
  • Olive -> 8421376
  • Purple -> 8388736
  • Green -> 32768
  • Red -> 16711680
  • Maroon -> 8388608
  • Navy -> 128
  • Teal -> 32896
  • Blue -> 255

Export Builder

BETA

Configure the state, scope and options, then generate .reg, PowerShell, Intune and SCCM outputs — or add the setting to a multi-setting collection.

These exports write the registry — this is not a managed GPO.

.reg file

Windows Registry Editor Version 5.00

; Exported from gporais.com
; Policy: Change color used to highlight search matches
; State: Enabled
; Supported on: At least Windows Server 2008 R2 or Windows 7

[HKEY_CURRENT_USER\software\policies\microsoft\office\16.0\outlook\search]
"hithighlightingbackgroundcolor"=dword:00ffff00
More formats (PowerShell, Intune, SCCM)

PowerShell

# Exported from gporais.com
# Policy: Change color used to highlight search matches
# State: Enabled
# Supported on: At least Windows Server 2008 R2 or Windows 7
# Warning: In SYSTEM context (the Intune default), HKCU targets the SYSTEM profile. Run this script using the logged-on credentials.

$path = 'HKCU:\software\policies\microsoft\office\16.0\outlook\search'
New-Item -Path $path -Force | Out-Null
Set-ItemProperty -Path $path -Name 'hithighlightingbackgroundcolor' -Value 16776960 -Type DWord

Building a multi-setting collection? Add this setting and generate combined .reg / PowerShell / GPO scripts.

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