The hexadecimal color code #309BB0 represents a medium shade in the cyan family. In the RGB color model, this color is composed of 48 red, 155 green, and 176 blue, which translates to approximately 19% red, 61% green, and 69% 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, #309BB0 has a hue of 190 degrees, a saturation level of 57%, and a lightness value of 44%. The hue angle of 190° places this color firmly in the cyan spectrum. In the HSV/HSB color model, this translates to a hue of 190°, saturation of 73%, and brightness/value of 69%.
For print applications using the CMYK color model, #309BB0 would be reproduced using 73% cyan, 12% magenta, 0% yellow, and 31% black. The closest web-safe color is #339999, 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 #309BB0 with other colors, consider its complementary color at hue 10° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 3185584, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #309BB0
Tailwind CSS
cyan-600
HEX
#309BB0
RGB
rgb(48, 155, 176)
RGB %
19%, 61%, 69%
HSL
hsl(190, 57%, 44%)
HSV
hsv(190, 73%, 69%)
CMYK
73%, 12%, 0%, 31%
Decimal
3185584
Web Safe
#339999
🎨 Color Schemes for #309BB0
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #309BB0
🌗 Shades and Tints of #309BB0
Shades (adding black)
Tints (adding white)
🎚️ Tones of #309BB0
Tones (adding gray / desaturating)
🌈 Hue Variations of #309BB0
Hue Variations (shifting the color spectrum)
👁️ Preview of #309BB0 in Use
Text on #309BB0
This demonstrates text readability on the color background. (Click to edit)
#309BB0 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #309BB0
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.
Cool Cyan is a medium, moderately saturated, cool cyan color with a hue angle of 190°, saturation of 57%, and lightness of 44%. Its RGB value is (48, 155, 176) and its CMYK breakdown is C:73% M:12% Y:0% K:31%.
This is a Summer (Cool) color palette archetype. Calm, Clarity, Communication, Tech. Cyan/Teal promotes clear thinking and emotional balance.
Frequently Asked Questions About #309BB0
What is the HEX code for Cool Cyan? +
The HEX code for Cool Cyan is #309BB0. In CSS you can use it directly as color: #309BB0; or as a background: background-color: #309BB0;. 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 #309BB0? +
The RGB value of #309BB0 is rgb(48, 155, 176). This means the color contains 48 out of 255 parts red, 155 out of 255 parts green, and 176 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(48, 155, 176);
What is the HSL value of #309BB0? +
The HSL value of #309BB0 is hsl(190, 57%, 44%). The hue is 190°, placing it in the cyan family on the color wheel. The saturation is 57%, making it moderately saturated. The lightness is 44%, 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 #309BB0 a warm or cool color? +
#309BB0 is classified as a cool color based on its hue angle of 190°. 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 #309BB0? +
The approximate CMYK value of #309BB0 is C:73% M:12% Y:0% K:31%. 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.
