purple 4

Q: What are the RGB, HSL, and CMYK values of #551A8B?

RGB(85, 26, 139), HSL(271.3, 68.5%, 32.4%), CMYK(38.8%, 81.3%, 0.0%, 45.5%).

Q: Does #551A8B meet WCAG contrast on white?

11.01:1 — WCAG AA pass, AAA pass for normal text.

#551A8B

X11 color

Purple 4 (#551A8B) is the darkest X11 Purple — a deep, dark royal purple that reads as rich and prestigious. This near-indigo depth conveys the highest level of luxury and authority in the purple family, evoking crown jewels, academic robes, and ecclesiastical vestments. It's used in premium fashion, royal-occasion stationery, and ultra-high-end product packaging.

ค่าสี

HEX

#551A8B

RGB

85, 26, 139

HSL

271.3, 68.5%, 32.4%

HSV

271.3, 81.3%, 54.5%

CMYK

38.8%, 81.3%, 0.0%, 45.5%

OKLCH

0.3784 0.1716 302.2

คุณสมบัติ

เย็น มืด ใกล้เคียงที่สุด: purple 4

จิตวิทยาสี

Dark purples like plum and amethyst convey mystery, power, and regal authority. They suggest hidden depths, secret knowledge, and ambitious vision. In Western cultures, deep purple often appears in religious vestments and academic regalia, reinforcing its association with wisdom and ceremony.

Design Usage

Dark purple excels in entertainment branding, gaming interfaces, and luxury e-commerce. It creates dramatic hero sections and immersive backgrounds that feel rich and engaging. Pair it with electric violet or bright pink accents for energy, or with gold and cream for timeless elegance.