Gulf Blue is a
cool dark color with the hex code #031C63.
This vibrant hue can be represented as RGB
3, 28, 99 in digital design or CMYK 97%, 72%, 0%, 61% for print applications.
Find matching Pantone color.
Gulf Blue
#031C63
Gulf Blue color values
- HEX
- #031C63
- RGB
- 3, 28, 99
- HSL
- 224°, 94%, 20%
- CMYK
- 97, 72, 0, 61
Shades & tints
Darker Lighter
About this color
Gulf Blue sits at 224° on the color wheel with 94% saturation and 20% 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, Gulf Blue is rendered as rgb(3, 28, 99), where the blue channel is highest at 99, 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, Gulf Blue translates to a CMYK breakdown of 97C 72M 0Y 61K. A substantial black component (61%) anchors this color in print. The remaining ink channels supplement rather than drive the hue, which keeps the result stable across different paper stocks. No brands in the brandkit.pro library currently specify this exact hex as a named brand color.
Color harmonies
Complementary
Analogous
Triadic
Split-Complementary
How to use Gulf Blue
CSS Variable
:root {
--brand-primary: #031C63;
--brand-primary-rgb: 3, 28, 99;
}Define as a CSS custom property for consistent theming across your site.
Tailwind Config
colors: {
brand: '#031C63',
}
Add to your Tailwind config to use classes like bg-brand.
Print Design (CMYK)
C: 97%
M: 72%
Y: 0%
K: 61%Use these CMYK values in Adobe Illustrator, InDesign, or print specifications.
RGB for Screens
rgb(3, 28, 99)
rgba(3, 28, 99, 0.8)Use RGB notation for compatibility or add alpha channel for transparency.
Frequently asked questions
What color is #031C63?
#031C63 is Gulf Blue, a cool dark color with RGB values of 3, 28, 99. It has a hue of 224°, 94%
saturation, and 20% lightness in the HSL color
space.
What is the RGB value of #031C63?
The RGB color code for #031C63 is rgb(3, 28, 99). This means it contains 3 red,
28 green, and 99 blue in the RGB color model.
Is Gulf Blue a warm or cool color?
Gulf Blue (#031C63) is a cool color with a hue between 120-300° on the color wheel.
How do I use #031C63 in CSS?
You can use #031C63 in CSS with:
background-color: #031C63; or color: #031C63; or as an RGB value: rgb(3, 28, 99). For print design, use CMYK: 97%, 72%, 0%, 61%.