

#4A6FA5 instrument blue would be used for one thing only — live data signals. Not decoration, not brand color in the traditional sense. A calibration mark. The moment I set that rule, every other color decision became easy.


#F6F6F4 is the entire surface — slightly warm, so renders feel material rather than sterile. #111111 is primary text, slightly warm to match. #D8D8D6 handles structural elements: hairline rules, dividers, secondary information. #4A6FA5 appears only as a data signal — a single filled circle on a range bar, a 2mm edge band on a physical object, the date field in the logo cluster. Never decorative. Never large.


#111111, one #4A6FA5 data point marking the most recent draw. The reference range is shown as two #D8D8D6 horizontal rules — the healthy band. No alarm states, no traffic light logic. The mobile screen shows a single biomarker value at large scale, a range bar with one positioned dot. That's the entire UI.
#4A6FA5 accent as a single thread stripe. The garments are #F6F6F4 — identical to the surface they're rendered on, so they read through shadow and texture rather than contrast.


Posted May 15, 2026
Ziru, precision diagnostics identity. Specimen label logic, structured silence, data as the only decoration.
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May 1, 2026 - May 15, 2026