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# kjagave
a GTK3 color scheme generator inspired by classic Agave, rewritten in Go
<img width="554" height="467" alt="recent screenshot" src="https://github.com/user-attachments/assets/efbea3f0-9d1f-45b1-865b-bb82a3ddc443" /><br>
## features
- agave-style scheme generator modes:
- triads
- complements
- split complements
- tetrads
- analogous
- monochromatic
- compact top swatch cards with centered overlay metadata:
- hex
- rgb
- hsv
- dynamic overlay text contrast (light/dark text based on background luminance)
- toolbar actions: back, forward, random, lighten, darken, saturate, desaturate, paste
- click a top swatch to promote it to the active base color
- right-click on top swatches and palette swatches to copy:
- hex
- hsv
- rgb
- 12 built-in palettes:
- Web-safe (legacy)
- Material Design
- Tailwind CSS
- Flat UI
- Pastel
- Nord
- Dracula
- Solarized
- Gruvbox
- One Dark
- Monokai
- KiJiSH Dark Pastel Terminal
- favorites panel with add/remove/rename/clear
- clipboard copy/paste support
- screen picker support on X11 via `xcolor` or `grabc`
- persisted state in `~/.config/kjagave.json` (last color, scheme, palette, favorites)
## requirements
- go 1.21 or higher
- gtk3 development libraries
- `gotk3` Go bindings
- optional for pick-from-screen: `xcolor` or `grabc`
## installation
### arch linux
```bash
cd archlinux
makepkg -si
```
### manual build
```sh
cd src
go build -o kjagave .
```
## running
```bash
./kjagave
```
## usage
1. pick a base color with the color button, hex entry, palette swatches, or screen picker
2. choose a scheme type
3. click a preview swatch to make it the active base color
4. right-click a swatch to copy hex/hsv/rgb
5. use favorites controls (`+`, `-`, rename, clear) to manage saved colors
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