# PicolorLab – Photo Colors — Extract Palette, Hex & RGB

> Image color analysis tool extracting dominant colors, proportions, and values. (iPhone/iPad app by 才熹 郑.)

- Source: https://appshunter.io/ios/app/picolorlab-photo-colors/id6756431321 (this page in markdown: same URL + `.md`)
- Developer: [才熹 郑](https://appshunter.io/developer/1263807189)
- Category: Graphics & Design, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 15 · 11 MB
- Languages: Danish, Russian, German (Germany), Italian, Japanese, French (France), Chinese (Simplified, China), Chinese (Traditional, Hong Kong SAR China), British English, European Portuguese and 5 more
- Released: 2026-01-17
- Data updated: 2026-09-02
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/picolorlab-photo-colors/id6756431321/reviews.md

## What is PicolorLab?

PicolorLab is a professional image color analysis tool designed to accurately extract dominant colors and their proportions from images. It is ideal for designers, developers, photographers, and anyone sensitive to color.

Powered by the k-means clustering algorithm, PicolorLab intelligently analyzes image pixels to stably and accurately extract core colors within a specified range, presenting results in a clear and visual way.

# Key Features
## Dominant Color Extraction
  * Precise extraction of main colors using k-means clustering
  * Customizable number of colors for flexible analysis
  * Stable and reliable color output

## Color Proportion & Distribution Analysis
  * Clear display of each color’s proportion
  * Intuitive understanding of overall color structure
  * Ideal for color decision-making and palette analysis

## Pie Chart Visualization
  * Visualize color proportions with pie charts
  * Quickly identify primary and secondary colors
  * Useful for design presentations and references

## 3D RGB Color Distribution
  * Display all image colors in 3D RGB space
  * Observe color concentration and dispersion
  * Gain deeper insight into color composition

# Multiple Color Value Formats
  * Support for HEX / RGB / HSB / LAB
  * Suitable for design, development, and color research
  * Easy color reuse and accurate reproduction

# Quality Adjustment
  * Adjustable analysis quality and precision
  * Balance performance and accuracy
  * Adapt to different devices and use cases


# PicolorLab Membership Auto-Renewal Information

Subscription Plans:
- Weekly Plan: $7.99/week
- Monthly Plan: $14.99/month

• As a PicolorLab member, you can unlock all premium features, remove ads, and enjoy future feature updates for free.
• Payment will be charged to your Apple ID account upon confirmation of purchase, and the subscription will automatically renew 24 hours before the end of the current period unless canceled beforehand.
• You can manage or cancel your subscription at any time in Settings > Apple ID > Subscriptions.
• If a free trial is offered, it will begin upon first subscription. If not canceled during the trial period, the subscription will begin automatically when the trial ends. Unused trial time will be forfeited once you subscribe.

Terms of Use: https://jixuqianxing.super.site/jixuqianxing/terms-of-use
Privacy Policy: https://jixuqianxing.super.site/jixuqianxing/privacy-policy

[Contact Us]
If you have any questions, suggestions, or business inquiries, feel free to reach out to us:
Email: jixuqianxingpro@163.com

## Key features

- Dominant color extraction with k-means clustering
- Customizable number of colors
- Color proportion and distribution analysis
- Pie chart visualization of color proportions
- 3D RGB color distribution display
- Multiple color value formats (HEX, RGB, HSB, LAB)
- Adjustable analysis quality

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Monthly Plan | $7.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime Plan | $19.99 | one-time |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/picolorlab-photo-colors/id6756431321/reviews.md

### 5/5 — 我希望可以添加忽略某种颜色的功能

*2026-07-17*

比如一些背景色，我想忽略它不计算占比，这个功能很重要

### 5/5 — 如果可以导出png格式就好了

*2026-02-24*

很好

**Developer response:** 你好，感谢反馈！可以通过反馈邮箱 jixuqianxingpro@163.com 沟通下具体需求哦。

## Frequently asked questions about PicolorLab

### What is PicolorLab?

PicolorLab is a professional image color analysis tool that accurately extracts dominant colors and their proportions from images. It uses the k-means clustering algorithm to analyze pixels and present results visually.

### What color formats does PicolorLab support?

PicolorLab supports multiple color value formats including HEX, RGB, HSB, and LAB. This makes it versatile for design, development, and color research.

### How does PicolorLab visualize color data?

PicolorLab visualizes color proportions using pie charts, allowing users to quickly identify primary and secondary colors. It also displays all image colors in a 3D RGB space for deeper insight into color composition.

### What are the subscription plans for PicolorLab?

PicolorLab offers a Weekly Plan for $7.99/week and a Monthly Plan for $14.99/month, both including a 7-day free trial. Membership unlocks all premium features and removes ads.

### How can I manage or cancel my PicolorLab subscription?

You can manage or cancel your subscription at any time by going to Settings > Apple ID > Subscriptions on your device. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period.

### Is PicolorLab available on Android?

Based on the provided data, PicolorLab is supported on iPhone, iPad, and iPod. Information regarding Android availability is not specified.

### How often is PicolorLab updated?

The latest version of PicolorLab is 2.7.3, and it was last updated on May 12, 2026. This indicates a recent update, suggesting ongoing development and support.

### What is the age rating for PicolorLab?

PicolorLab has an age rating of 4+. This means it is suitable for children aged 4 and above.

## Version history (last 5 releases)

### 2.8.0 — 2026-09-01

PicolorLab — Professional colour extraction made simple. Feedback is always welcome!

- Added advanced colour filters for black, white, and custom colours
- Fine-tune colour difference tolerance and apply settings to the current photo or all photos
- Remove image backgrounds before analysis on iOS 17 and later
- Added colour family summaries across 13 categories with Hex values
- Exclude individual colours directly from results and instantly recalculate proportions
- Faster and smoother batch analysis, scrolling, and 3D colour interactions
- Improved colour classification, localisation, stability, and overall performance

### 2.7.3 — 2026-05-12

PicolorLab — Professional color extraction tool. Feedback is welcome!

+ Adjusted color extraction bar display
+ Color cards now support noise and gradients
+ Create Live color cards directly from videos
+ Export formats now support images, Live Photos, and videos
+ Optimized histogram display
+ Overall experience improvements

### 2.7.2 — 2026-05-11

PicolorLab — Professional color extraction tool. Feedback is welcome!

+ Adjusted color extraction bar display
+ Color cards now support noise and gradients
+ Create Live color cards directly from videos
+ Export formats now support images, Live Photos, and videos
+ Optimized histogram display
+ Overall experience improvements

### 2.7.1 — 2026-05-06

PicolorLab — Professional color extraction tool. Share your ideas with us!

+ Create Live color cards directly from videos
+ Export formats now support images, Live Photos, and videos
+ Optimized histogram display
+ Overall experience improvements

### 2.7.0 — 2026-05-05

PicolorLab — Professional color extraction tool. Share your ideas with us!
+ Create Live color cards directly from videos
+ Export formats now support images, Live Photos, and videos
+ Optimized histogram display
+ Overall experience improvements

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All apps by 才熹 郑: https://appshunter.io/developer/1263807189

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-02.*