Diagnostic v2.4 // Accessibility Core
CONTRAST PROBE
Compliance_Standard
WCAG_2.1_ULTRA
Spectral Ratio
8.02:1
Dynamic
Spectral
Legibility
Probing the manifold for visual clarity. High contrast ratio is fundamental for industrial interfaces where neural fatigue must be minimized and accessibility maximized.
AA_Normal
PASS
4.5:1 Body Text
AA_Large
PASS
3.0:1 UI Header
AAA_Normal
PASS
7.0:1 Body High
AAA_Large
PASS
4.5:1 UI High
Compliance Diagnostics
The Contrast Probe is an industrial-grade auditing tool for WCAG 2.1 accessibility compliance. Maintaining a consistent contrast ratio is not just a legal requirement but a fundamental part of high-quality UI design.
Our engine provides real-time ΔE distance calculation and luminance-based correction to ensure your digital products are legible across all hardware manifolds and for all users, regardless of visual impairment profiles.
System_Queries
Accessibility Intelligence
For standard body text (under 18pt), WCAG 2.1 Level AA requires a minimum ratio of 4.5:1. For larger text or bold headings, a ratio of 3.0:1 is the minimum compliance standard.