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High Contrast Cookie 141c17800ca6ba23

GitHub

Accessibility
Needs review
v453cb530
A script for managing and persisting user preferences for high-contrast display modes to enhance web accessibility.
Updated 11/1/2026
https://github.githubassets.com/assets/high-contrast-cookie-141c17800ca6ba23.js
Overall Score
89

Recorded Observations

114

For this resource version

File Size

0.51 KB

Download size

Load Time

25.09ms

Network latency

Execution Time

0.00ms

Runtime performance

Version Telemetry

Version Timeline

Visual representation of each version's active period

Metrics Over Time

Security score, performance score, and file size trends

0255075100v453cNormalized ScoreVersion
Security Score
Performance Score
File Size (KB)

Uptime History

Average response time over time

Version History Details

Detailed information for each version

v453cb530Latest
Span: 11 days
Score: 79
Size: 0.51 KB

Exposure & Risks

Security Score

Overall Security79 / 100
Security RatingNeeds review

Risk Assessment

Critical Risks0
Total Observations0

Security Rating

Needs review
Behavioral concerns detected; review and mitigation are advised.

Behavioral Concerns

No Known Security Risks

Our telemetry scan did not detect any immediate behavioral security risks for this resource.

Security Observations

Security-related findings from analysis

No security observations recorded for this version

Privacy & Data Flow

Data Collection

Cookies and local storage used by this script

Cookies

_gh_high_contrast_modeSession or longer (persistent) depends on implementation
Stores the user's preference for high-contrast display mode.

Third-party Connections

External domains this script connects to

No external connections detected

Permissions Required

Browser permissions and capabilities used

No special browser permissions required.

Privacy Observations

Privacy-related findings from analysis

No privacy observations recorded for this version

Technical & Performance Analytics

Load Performance

File Size0.51 KB
Load Time25.09ms

Runtime Performance

Execution Time0.00ms
Network Requests0

Impact Assessment

Good
Minimal performance impact on page load

Performance Observations

Performance-related findings from analysis

No performance observations recorded for this version

Global Variables

Variables added to the global scope

No global variables detected

Event Listeners

Events this script listens for

No event listeners detected

Browser API Access

APIs and browser features accessed by this script

No API access detected

Technical Details

Compressed
Yes
CDN Delivery
No
Recorded Observations
114
Is Mirror
No
Network Requests
0
Resource Hash
453cb530bff3d552685ea33d38c0d8658fa76e14b6c25f64c4cbd40802aa96e6

AI Insights & Alternatives

Description

A comprehensive overview of this resource

This script is responsible for implementing and maintaining a high-contrast theme on a website. Its primary function is to improve accessibility for users with visual impairments by allowing them to toggle a display mode with increased contrast between text and background colors. Upon a user's interaction or page load, the script typically checks for a stored preference (likely in a cookie, given the name). If a preference for high-contrast mode is found, it applies the necessary CSS styles to transform the website's appearance. If a user toggles the mode, the script updates the display in real-time and stores the new preference, ensuring a consistent visual experience across multiple sessions or page navigations.

Key Features

Core functionalities and capabilities of this resource

  • High-contrast mode
  • Accessibility enhancement
  • User preference management
  • Persistent settings
  • Readability improvement

Alternatives

Similar libraries you might consider

Documentation & Resources

Official Documentation