Hex Color Code #0021CD — RGB & HSL Conversions
How to use the #0021CD color code in HTML & CSS?
To apply the hex color #0021CD in web design, set the color property inside your CSS stylesheet. For example, adding background-color: #0021CD; will paint elements in this cool undertone shade. In modern CSS structures, you can configure it as a custom variable --color-hex: #0021CD; or utilize it directly in Tailwind CSS via arbitrary utility values like bg-[#0021CD].
What are the RGB and HSL conversion values for #0021CD?
In the digital sRGB color space, the hex value #0021CD is converted to RGB values of Red: 0, Green: 33, and Blue: 205. When analyzed under the HSL model, its coordinates correspond to hue angle 230°, 100% saturation, and 40% lightness. This makes it visually a balanced medium tone with a highly vivid, intense, and brilliant shade.
CMYK print code settings for #0021CD
When converting #0021CD for CMYK printing, the color separation consists of 100% Cyan, 84% Magenta, 0% Yellow, and 20% key/black. In digital designs, blue coordinates like this are highly favored by technical and corporate platforms to foster user trust, stability, and clean readability.
HEX #0021CD Color Space Conversions
Click to copy formatContrast & Accessibility (WCAG 2.1) Check
White text readability test with #0021CD
Small body copy preview
Black text readability test with #0021CD
Small body copy preview
Complementary & Analogous Harmonies
Computed dynamicallyShades & Tints Generator Matrix
Copy shade hex values instantlyDarker Shades (Adding Black)
Lighter Tints (Adding White)
CSS Custom Properties (Variables)
--color-hex: #0021CD;
--color-rgb: rgb(0, 33, 205);
--color-hsl: hsl(230deg, 100%, 40%);