International Klein Blue is a
cool dark color with the hex code #0530AD.
Also known as
"IBM Blue"
by IBM
.
This vibrant hue can be represented as RGB
5, 48, 173 in digital design or CMYK 97%, 72%, 0%, 32% for print applications.
Find matching Pantone color.
Currently, 1 brand uses this color in their visual identity, making it a proven choice for professional branding and web design.
International Klein Blue
#0530AD aka “IBM Blue” by IBM
International Klein Blue color values
- HEX
- #0530AD
- RGB
- 5, 48, 173
- HSL
- 225°, 94%, 35%
- CMYK
- 97, 72, 0, 32
Shades & tints
Darker Lighter
About this color
International Klein Blue sits at 225° on the color wheel with 94% saturation and 35% lightness, placing it in the blue segment of the spectrum. With saturation at 94%, this is a high-chroma color: the kind that anchors palettes and demands considered placement. The lower lightness gives it weight and depth, lending gravity to any palette it enters.
In digital environments, International Klein Blue is rendered as rgb(5, 48, 173), where the blue channel is highest at 173, producing a strongly blue character. High saturation combined with low lightness creates deep, jewel-toned results — useful for premium UI elements, hover states, and focused interaction areas.
For print, International Klein Blue translates to a CMYK breakdown of 97C 72M 0Y 32K. With a moderate key (32%), this color uses black to deepen the chromatic channels rather than replace them, a profile that typically holds up well in both offset and digital print. In brand applications, this exact value is specified as IBM Blue.
Color harmonies
Complementary
Analogous
Triadic
Split-Complementary
How to use International Klein Blue
CSS Variable
:root {
--brand-primary: #0530AD;
--brand-primary-rgb: 5, 48, 173;
}Define as a CSS custom property for consistent theming across your site.
Tailwind Config
colors: {
brand: '#0530AD',
}
Add to your Tailwind config to use classes like bg-brand.
Print Design (CMYK)
C: 97%
M: 72%
Y: 0%
K: 32%Use these CMYK values in Adobe Illustrator, InDesign, or print specifications.
RGB for Screens
rgb(5, 48, 173)
rgba(5, 48, 173, 0.8)Use RGB notation for compatibility or add alpha channel for transparency.
Brands using International Klein Blue
1 brand uses this color in their identity
Frequently asked questions
What color is #0530AD?
#0530AD is International Klein Blue, a cool dark color with RGB values of 5, 48, 173. It has a hue of 225°, 94%
saturation, and 35% lightness in the HSL color
space.
What is the RGB value of #0530AD?
The RGB color code for #0530AD is rgb(5, 48, 173). This means it contains 5 red,
48 green, and 173 blue in the RGB color model.
Is International Klein Blue a warm or cool color?
International Klein Blue (#0530AD) is a cool color with a hue between 120-300° on the color wheel.
How do I use #0530AD in CSS?
You can use #0530AD in CSS with:
background-color: #0530AD; or color: #0530AD; or as an RGB value: rgb(5, 48, 173). For print design, use CMYK: 97%, 72%, 0%, 32%.