Terminal Phosphor
Green phosphor on black, fixed pitch, with the scan lines still faintly there.
Construction · Scanline
Everything is drawn by a tube: horizontal scan lines across the whole surface, a bloom around anything bright, and edges that fringe slightly.
Every style renders this same screen, so the only thing changing between two of them is the style. The component above is the file below, running.
Prompt
Design this interface in the Terminal Phosphor style. Everything is fixed pitch green on black, aligned to a character grid. Faint scan lines sit over the whole surface and nothing is rounded or shaded. Build every
The numbers in this prompt are printed from the tokens below, so it cannot drift from what the specimen renders.
What carries the look
- green phosphor on black
- fixed pitch character grid
- faint scan lines
- no rounded corners
What this style refuses
- proportional typefaces
- rounded corners
- gradients or soft shadows
- more than one hue
The refusals are the half that keeps generated interfaces from converging — a prompt that only says what to add gets the default look.
Tokens
Palette
#0a0f0a#050805#0d140d#0a100a#1e3a1e#1b331b#7dfd8a#7dfd8a#4faa5c#4faa5c#7dfd8a#7dfd8a#04120a#04120aShape and type
Measured contrast — body 15:1 light, 15.61:1 dark; secondary text 6.67:1 and 6.94:1. Every pair clears WCAG AA in both themes, checked on each build.
Specimen · Specimen.tsx
import type { CSSProperties } from "react";
/**
* Vibary · Terminal Phosphor
*
* Green phosphor on black, fixed pitch, with the scan lines still faintly there.
*
* One complete product screen, rendered from the token object below —