The hexadecimal color code #28528F represents a dark shade in the blue family. In the RGB color model, this color is composed of 40 red, 82 green, and 143 blue, which translates to approximately 16% red, 32% green, and 56% blue. This makes it a moderately saturated color with cool undertones that can evoke different emotional responses depending on its application.
When analyzed in the HSL (Hue, Saturation, Lightness) color space, #28528F has a hue of 216 degrees, a saturation level of 56%, and a lightness value of 36%. The hue angle of 216° places this color firmly in the blue spectrum. In the HSV/HSB color model, this translates to a hue of 216°, saturation of 72%, and brightness/value of 56%.
For print applications using the CMYK color model, #28528F would be reproduced using 72% cyan, 43% magenta, 0% yellow, and 44% black. The closest web-safe color is #336699, which may be useful for ensuring compatibility across older displays and systems.
This color works well in various design contexts. With its medium lightness, it's versatile enough for both foreground elements and subtle backgrounds. The moderate to low saturation gives this color a sophisticated, muted quality that works well in professional and minimalist designs. When pairing #28528F with other colors, consider its complementary color at hue 36° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 2642575, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #28528F
Tailwind CSS
blue-900
HEX
#28528F
RGB
rgb(40, 82, 143)
RGB %
16%, 32%, 56%
HSL
hsl(216, 56%, 36%)
HSV
hsv(216, 72%, 56%)
CMYK
72%, 43%, 0%, 44%
Decimal
2642575
Web Safe
#336699
🎨 Color Schemes for #28528F
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #28528F
🌗 Shades and Tints of #28528F
Shades (adding black)
Tints (adding white)
🎚️ Tones of #28528F
Tones (adding gray / desaturating)
🌈 Hue Variations of #28528F
Hue Variations (shifting the color spectrum)
👁️ Preview of #28528F in Use
Text on #28528F
This demonstrates text readability on the color background. (Click to edit)
#28528F as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #28528F
Check how a color is perceived by people with different types of color blindness to create more accessible designs. Understanding color perception helps ensure your content is accessible to everyone.
Dark Cool Azure is a medium, moderately saturated, cool blue color with a hue angle of 216°, saturation of 56%, and lightness of 36%. Its RGB value is (40, 82, 143) and its CMYK breakdown is C:72% M:43% Y:0% K:44%.
This is a Summer (Cool) color palette archetype. Trust, Loyalty, Wisdom, Confidence. Blue is considered beneficial to the mind and body.
Frequently Asked Questions About #28528F
What is the HEX code for Dark Cool Azure? +
The HEX code for Dark Cool Azure is #28528F. In CSS you can use it directly as color: #28528F; or as a background: background-color: #28528F;. The three-character shorthand is not available for this color since it cannot be reduced without changing the value. Use the full six-character hex for accurate reproduction in any web or design project.
What is the RGB value of #28528F? +
The RGB value of #28528F is rgb(40, 82, 143). This means the color contains 40 out of 255 parts red, 82 out of 255 parts green, and 143 out of 255 parts blue. Red is the moderate channel in this color mix. You can use the full RGB function in any CSS property: color: rgb(40, 82, 143);
What is the HSL value of #28528F? +
The HSL value of #28528F is hsl(216, 56%, 36%). The hue is 216°, placing it in the blue family on the color wheel. The saturation is 56%, making it moderately saturated. The lightness is 36%, making it medium. HSL is the most useful format for programmatic color manipulation in CSS, as you can easily adjust lightness to create tints and shades.
Is #28528F a warm or cool color? +
#28528F is classified as a cool color based on its hue angle of 216°. Cool colors — blues, greens, and purples — evoke calm, trust, and professionalism. They tend to recede visually and create a feeling of space. In design, cool colors are often used for technology, healthcare, and finance brands, as well as anywhere a sense of calm or reliability is needed.
What is the CMYK value of #28528F? +
The approximate CMYK value of #28528F is C:72% M:43% Y:0% K:44%. CMYK (Cyan, Magenta, Yellow, Key/Black) is the color model used in physical printing. Unlike RGB which mixes light additively on screens, CMYK mixes inks subtractively on paper. Note that the RGB-to-CMYK conversion is an approximation — screen colors and print colors exist in different color gamuts, and some screen colors cannot be exactly reproduced in print. For precise print work, consult a professional print color profile or Pantone matching system.
