/color
A Claude Code slash command, read out of the shipped bundle. No mined inventory carries it: everything below comes from what this site has written about it.
Set the prompt bar color for the current session. Available colors: red, blue, green, yellow, purple, orange, pink, cyan. Use default to reset, or run with no argument to pick a random color. When Remote Control is connected, the color syncs to claude.ai/code. Also available in non-interactive mode (-p); requires Claude Code v2.1.205 or later
Anthropic's own wording. Read off Commands, captured 2026-09-28.
In the changelogs
6Releases whose published page names /color.
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v2.1.301
The tip about /color and /rename is skipped in more cases
The tip suggesting /color and /rename for telling sessions apart is now hidden in some extra cases
found in this entry's text, named in this entry
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v2.1.229
Remote clients are told which slash commands need the terminal
Phone and remote interfaces are now told which slash commands only make sense in a terminal.
named in this entry, found in this entry's text
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v2.1.118
Session Color Tags on Bridge Sessions
found in this entry's text
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v2.1.75
Concurrent Session Detection
found in this entry's text
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v2.1.70
Session Color Reset
found in this entry's text
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v2.1.7
/colorCommandfound in this entry's text
First cited
1The earliest release whose published evidence quoted /color was v2.1.301, 15 Oct 2026. That is the oldest release this project wrote about it, so it is a floor on the name's age and not the release that introduced it. It is not a presence reading: which builds carried the name is the table below.
Presence across releases
0The miner has never read a build containing this name. It is here because a changelog entry of ours names it, which is evidence that it existed and not evidence of which releases carried it. The inventory starts at v2.1.138 and everything older than that was never mined.
Read out of the published npm bundle release by release, and out of Anthropic's own documentation as this site captured it. Nothing on this page is a description anybody here wrote about what the slash command does. All slash commands.