feat(utils): add color utilities

[maitamdev]

Color helpers for hex-to-RGB conversion and contrast detection.

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Summary by cubic

Add color utilities for hex-to-RGB conversion and automatic contrast color selection to improve text readability. getContrastColor returns black or white based on brightness and defaults to black if the hex is invalid.

^{Written for commit 6148fa5. Summary will update on new commits.}

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Project	Deployment	Actions	Updated (UTC)
dhv-guiding-light	Building	Preview, Comment	Mar 4, 2026 7:08pm

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⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 58ebfd24-3435-4c97-af25-580e220c0729

📥 Commits

Reviewing files that changed from the base of the PR and between 4f9c214 and 6148fa5.

📒 Files selected for processing (1)

• src/utils/colorUtils.ts

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch feat/color-utils

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[cubic-dev-ai]

No issues found across 1 file