# RobotOS publishing PointCloud

**URL:** https://discourse.julialang.org/t/robotos-publishing-pointcloud/85311
**Category:** General Usage
**Tags:** question
**Created:** [August 4, 2022, 6:01pm UTC](https://discourse.julialang.org/t/robotos-publishing-pointcloud/85311 "2022-08-04T18:01:32Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![ga72kud](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/ga72kud/32/32180_2.png) [@ga72kud](https://discourse.julialang.org/u/ga72kud)
#### Post date: [August 4, 2022, 6:01pm UTC](https://discourse.julialang.org/t/robotos-publishing-pointcloud/85311/1 "2022-08-04T18:01:32Z")

</div>

I am using Pointclouds in ROS and Julia Lang with RobotOS.jl

> **[Colors RobotOS.jl - ROS Answers: Open Source Q&A Forum](https://answers.ros.org/question/404634/colors-robotosjl/)**
>
> I use Julia Programming language and RobotOS.jl for publishing a random pointcloud. I am struggling in coding the colors of the pointcloud in RGB8 format. Especially I want to get blue color. It seems from documentation that there exists Python and...

I am able to create a random pointcloud, but I have trouble in specifying the right colors. It is in RGB8.