#21686C
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/21686C/" 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/color/21686C/Add a dynamic SVG badge to your README or docs.
[](https://colorfyi.com/color/21686C/)Use the native HTML custom element.
#21686C
Overview
#21686C is a cool, dark color. In RGB it is 33, 104, 108, in HSL 183.2°, 53.2%, 27.6%, and in CMYK 69.4%, 3.7%, 0.0%, 57.6%. The nearest named color is RAL 5021 Water Blue.
On this page
ค่าสี
#21686C
33, 104, 108
183.2, 53.2%, 27.6%
183.2, 69.4%, 42.4%
69.4%, 3.7%, 0.0%, 57.6%
0.4759 0.0688 200.5
คุณสมบัติ
จิตวิทยาสี
Dark cyans and deep aquas convey depth, reliability, and technical mastery. They carry the trustworthiness of blue with a modern, slightly warmer edge from their green component. These tones suggest specialized expertise and sophisticated engineering.
Design Usage
Dark cyan works for cybersecurity brands, developer platforms, and data infrastructure companies. It creates striking dark-mode accents and terminal-style interfaces that feel technical yet approachable. Pair it with lighter cyan highlights and neutral grays for a layered, depth-rich design system.
ความกลมกลืนของสี
การจำลองตาบอดสี
การใช้งาน CSS
background-color: #21686C;
color: #21686C;
border-color: #21686C;
Teal 800
#115E59
เฉดสี Tailwind
ตรวจสอบความเปรียบต่าง
ข้อความบนพื้นขาว
6.44:1
ข้อความบนพื้นดำ
3.26:1
เปรียบเทียบกับ
บทความที่เกี่ยวข้อง
คำถามที่พบบ่อย
What are the RGB, HSL, and CMYK values of #21686C?
RGB(33, 104, 108) · HSL(183.2, 53.2%, 27.6%) · CMYK(69.4%, 3.7%, 0.0%, 57.6%)
Does #21686C meet WCAG contrast on white?
6.44:1 — WCAG AA ผ่าน, AAA ไม่ผ่าน for normal text.
What text color is readable on #21686C?
Use FFFFFF text on a #21686C background; contrast on black is 3.26:1.