> For the complete documentation index, see [llms.txt](https://learn.justfont.com/pocketbook/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.justfont.com/pocketbook/type-design/she-ji-guan-nian/huidu.md).

# 灰度 Huidu

閱讀字句或文章時，視覺上感受到的相對濃淡程度

灰度是視覺感受上的相對濃淡程度，可指單個字的視覺感受，也可指整篇文章閱讀時的均勻度。

灰度並非只受筆畫所佔的黑色面積影響，主副筆的粗細分配、骨架擺位等亦有關聯。字體設計時，若每個字的灰度趨近相同，可提高風格一致性。

<br>

![灰度的概念](https://3259106458-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LUcWrsidcNm966gx4au%2F-LrCMc6BPD6NxfP3S1Ne%2F-LrCMmVH_y6tjcMWJlEX%2F%E5%AD%97%E9%AB%94%E5%8F%A3%E8%A2%8B%E6%9B%B8%E5%9C%96%E7%89%87%EF%BC%BFvol3_%E6%A9%AB_%E7%81%B0%E5%BA%A601_%E7%81%B0%E5%BA%A601.png?alt=media\&token=25df121a-6833-4a5e-b1d7-9ee251efb2fd)

![筆畫數與灰度調整息息相關](https://3259106458-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LUcWrsidcNm966gx4au%2F-LrCMc6BPD6NxfP3S1Ne%2F-LrCN2AqDf1z6eyHgbjA%2F%E5%AD%97%E9%AB%94%E5%8F%A3%E8%A2%8B%E6%9B%B8%E5%9C%96%E7%89%87%EF%BC%BFvol3_%E6%A9%AB_%E7%81%B0%E5%BA%A603.png?alt=media\&token=5130ed61-9ba8-45a3-90f2-122249b51509)

![不同字重的濃淡程度差異](https://3259106458-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LUcWrsidcNm966gx4au%2F-LrCMc6BPD6NxfP3S1Ne%2F-LrCNS3VUElOlyokkW04%2F%E5%AD%97%E9%AB%94%E5%8F%A3%E8%A2%8B%E6%9B%B8%E5%9C%96%E7%89%87%EF%BC%BFvol3_%E6%A9%AB_%E7%81%B0%E5%BA%A604.png?alt=media\&token=0e8617e8-7bdf-4c1d-941e-8c29912e5bb6)

#### 關鍵字：[#易讀性](/pocketbook/applications/pai-ban-ying-yong/readability.md) [#主筆、副筆](/pocketbook/type-design/she-ji-guan-nian/stroke-hierarchy.md)

**延伸閱讀：**

[粉圓免錢，要吃嗎？粉圓的設計尬聊](https://blog.justfont.com/2020/02/huninn-preview/?utm_source=gitbook\&utm_medium=colour\&utm_campaign=huninn-preview\&utm_id=0715)

[字體123：家族字之必要](https://blog.justfont.com/2012/11/字體123：家族字之必要/?utm_source=gitbook\&utm_medium=colour\&utm_campaign=font_family\&utm_id=0715)