Here is a list of all biome colors. Clicking the color code will redirect you towards https://www.color-hex.com in which you’ll be able to view the color.
| iome name | Biome color | Color Code |
|---|---|---|
| Ocean | #000070 | |
| Plains | #8db360 | |
| Desert | #fa9418 | |
| Mountains | #606060 | |
| Forest | #056621 | |
| Taiga | #0b6659 | |
| Swamp | #07f9b2 | |
| River | #0000ff | |
| Snowy Tundra | #ffffff | |
| Snowy Mountains | #a0a0a0 | |
| Beach | #fade55 | |
| Desert Hills | #d25f12 | |
| Taiga Hills | #163933 | |
| Jungle | #537b09 | |
| Jungle Hills | #2c4205 | |
| Jungle Edge | #628b17 | |
| Snowy Beach | #faf0c0 | |
| Giant Tree Taiga | #596651 | |
| Giant Tree Taiga Hills | #454f3e | |
| Wooded Mountains | #507050 | |
| Savanna | #bdb25f | |
| Savanna Plateau | #a79d64 | |
| Badlands | #d94515 | |
| Badlands Plateau | #ca8c65 | |
| Warm Ocean | #0000ac | |
| Lukewarm Ocean | #000090 | |
| Cold Ocean | #202070 | |
| Deep Warm Ocean | #000050 | |
| Deep Lukewarm Ocean | #000040 | |
| Deep Cold Ocean | #202038 | |
| Deep Frozen Ocean | #404090 | |
| Sunflower Plains | #b5db88 | |
| Desert Lakes | #ffbc40 | |
| Flower Forest | #2d8e49 | |
| Taiga Mountains | #338e81 | |
| Modified Jungle Edge | #8ab33f | |
| Dark Forest Hills | #687942 | |
| Snowy Taiga Mountains | #597d72 |
The list was taken from the Fabric Mod Image World Generator (external link).