lightblue 4

#68838B

X11 color

Light Blue 4 (#68838B) is the deepest X11 light blue variant, a muted teal-gray that reads more as a dark slate-blue in most contexts. Despite the family name, this tone has substantial depth and seriousness, making it suitable as a text or border color in cool-toned design systems.

Color Values

HEX

#68838B

RGB

104, 131, 139

HSL

193.7, 14.4%, 47.6%

HSV

193.7, 25.2%, 54.5%

CMYK

25.2%, 5.8%, 0.0%, 45.5%

OKLCH

0.5918 0.0332 217.8

Properties

Color Psychology

True cyan sits at the boundary of blue and green in the visible spectrum, projecting futurism, precision, and digital innovation. It is a primary color in CMYK printing and RGB displays, giving it a distinctly technological identity. Cyan suggests cutting-edge thinking and clear communication.

Design Usage

Medium cyan is a staple in tech branding, cloud computing services, and developer tools. It works well for interactive elements, link hover states, and data visualization highlights. Because cyan is highly saturated, use it as an accent rather than a dominant color to avoid visual strain.

Color Harmonies

Color Blindness Simulation

CSS Usage

background-color: #68838B;
color: #68838B;
border-color: #68838B;
Nearest Tailwind: Gray 500 #6B7280

Tailwind Shades

Contrast Checker

Text on white

4.03:1

AA Fail AAA Fail

Text on black

5.21:1

AA Pass AAA Fail

Compare With

Frequently Asked Questions

What are the RGB, HSL, and CMYK values of #68838B?

RGB(104, 131, 139) · HSL(193.7, 14.4%, 47.6%) · CMYK(25.2%, 5.8%, 0.0%, 45.5%)

Does #68838B meet WCAG contrast on white?

4.03:1 — WCAG AA Fail, AAA Fail for normal text.

What text color is readable on #68838B?

Use 000000 text on a #68838B background; contrast on black is 5.21:1.