#644F21
Embed This Widget
Add the script tag and a data attribute to embed this widget.
Embed via iframe for maximum compatibility.
<iframe src="https://colorfyi.com/iframe/entity//" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>
Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://colorfyi.com/entity//
Add a dynamic SVG badge to your README or docs.
[](https://colorfyi.com/entity//)
Use the native HTML custom element.
#644F21
カラー値
#644F21
100, 79, 33
41.2, 50.4%, 26.1%
41.2, 67.0%, 39.2%
0.0%, 21.0%, 67.0%, 60.8%
0.4393 0.069 84.6
プロパティ
色彩心理学
Dark browns like chocolate and espresso project richness, indulgence, and masculine elegance. They carry the warmth of wood-paneled studies and aged leather, evoking comfort and established tradition. These deep tones suggest solidity, dependability, and mature sophistication.
Design Usage
Dark brown excels as a text color alternative to pure black, providing warmth and reducing visual harshness. It suits coffee roasters, chocolate brands, and heritage accessories with a tradition focus. Pair it with cream, gold, or burnt orange for a luxurious, warm-toned design system.
カラーハーモニー
色覚異常シミュレーション
CSS使用法
Tailwindシェード
コントラストチェッカー
白背景のテキスト
7.83:1
黒背景のテキスト
2.68:1
比較する
関連記事
よくある質問
What are the RGB, HSL, and CMYK values of #644F21?
RGB(100, 79, 33) · HSL(41.2, 50.4%, 26.1%) · CMYK(0.0%, 21.0%, 67.0%, 60.8%)
Does #644F21 meet WCAG contrast on white?
7.83:1 — WCAG AA 合格, AAA 合格 for normal text.
What text color is readable on #644F21?
Use FFFFFF text on a #644F21 background; contrast on black is 2.68:1.