TV WebView Display Test

Screen Resolution

—

window.screen (px)

WebView Viewport

—

innerWidth × innerHeight

Device Pixel Ratio

—

devicePixelRatio

Physical Pixels (est.)

—

viewport × DPR

Aspect Ratio

—

width / height

Detected Profile

—

Text Readability — Minimum Size Test

0.6vw / ~10px — Barely readable, use only for labels 0.85vw / ~14px — Minimum body copy for TV 1.1vw / ~18px — Comfortable secondary text 1.5vw / ~24px — Good for metadata / captions 2.2vw — UI labels, nav items 3.5vw — Titles, headings

Luminance & Color Test

RED

GRN

BLU

YEL

MAG

CYN

WHT

50%

DRK

BLK