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Secret colours of the Commodore 64

www.aaronbell.com Books & learning Tutorials & guides Hardware & electronics Candidate
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Resurfaced independently across 4 calendar years, with breakout response in 2 of them.

submissions
4
submitters
4
observed span
2017–2025
peak thread · 95 comments
398 pts
latest 20+ return · 2023-03-12
206 pts

Submission timeline

2007–2026

One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.

First comments on top threads

HN comment order

> Sidebar: A note on frames per second. The European PAL C64 updated at 50fps, whereas the US NTSC systems updated at 60fps This is because alternating current is 50Hz in PAL countries (eg Europe), and 60Hz in NTSC countries (eg America). Analogue TVs vertical refresh rate was synced to the AC frequency for a bunch of practical reasons, which meant gaming consoles had to send signals to the television at either 50Hz or 60Hz. Result? Many PAL console games…

Great article, I love "digital archeology"! I created two demos in 1986 that also show additional colors to the basic palette of the C64. I don't recall whether these demos used a pattern of pixels that caused "CRT bleed" [1] or whether colors were quickly alternated in the way described by the article. I just ran the demos in Vice and took screenshots [2]. As an aside, notice that the sprites extend outside the regular border which was long considered…

The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.

Breakout years
2

100+ points or 50+ comments

Total points
610

reference only — not used in Hall rules or ranking

Total comments
143

reference only — not used in Hall rules or ranking

Every submission

DateTitle as submittedByPointsComments
2017-03-22Secret colours of the Commodore 64First breakout · Best threada1r39895
2019-05-29Secret colours of the Commodore 64 (2017)erickhill30
2023-03-12Secret Colours of the Commodore 64Latest 20+ point return658120648
2025-08-05Secret Colours of the Commodore 64atesti30