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EmailModern DarkB2B

Demo Invitation

Minimal dark mode HTML email template for Demo Invitation (Subject: Invitation: Live Product Demo for {{client_company}} — {{company_name}}). Built with bulletproof table architecture and tested across modern email clients.

Updated: September 2026• License: Free MIT / Commercial Use

HTML
02-demo-invitation.html10.1 KB

Features

  • Dark Mode Native (#000000 / #0A0A0A)
  • Outlook VML Vector Button Fallback
  • Fluid Responsive Layout (480px Breakpoint)
  • Zero External Dependencies
  • Pre-configured Merge Variables
100% Free • Open Source • Ready for Production & ESP integration

Overview

Production-ready, bulletproof dark brutalist HTML email template designed for high deliverability, instant loading, and seamless rendering across all major email clients.

Subject Line Reference

Invitation: Live Product Demo for —

Dynamic Variables

This template includes pre-configured {{variables}} ready for dynamic injection via your backend (Node.js, Python, Go, PHP) or email service provider (Resend, SendGrid, Postmark, AWS SES, Klaviyo):

  • {{client_company}}
  • {{company_name}}
  • {{product_name}}
  • {{first_name}}
  • {{key_pain_point}}
  • {{demo_title}}
  • {{duration_minutes}}
  • {{agenda_item_1}}
  • {{agenda_item_2}}
  • {{agenda_item_3}}
  • {{demo_booking_url}}
  • {{company_address}}
  • {{unsubscribe_url}}

Technical Specifications

  • Canvas Color: #000000 (Pure Pitch Black)
  • Container Color: #0A0A0A (580px max-width)
  • Callout Elements: #171717 with #FFFFFF left border
  • Buttons: Solid #FFFFFF with #000000 typography and Microsoft Outlook VML vector shape fallback
  • Dependencies: Zero external CSS, zero external fonts, zero tracking pixels
  • Client Compatibility: Gmail (Web, iOS, Android), Apple Mail (macOS, iOS), Microsoft Outlook (2016, 2019, 2021, 365), Superhuman, Yahoo Mail, Thunderbird