The hexadecimal color code #181DBF represents a medium shade in the blue family. In the RGB color model, this color is composed of 24 red, 29 green, and 191 blue, which translates to approximately 9% red, 11% green, and 75% 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, #181DBF has a hue of 238 degrees, a saturation level of 78%, and a lightness value of 42%. The hue angle of 238° places this color firmly in the blue spectrum. In the HSV/HSB color model, this translates to a hue of 238°, saturation of 87%, and brightness/value of 75%.
For print applications using the CMYK color model, #181DBF would be reproduced using 87% cyan, 85% magenta, 0% yellow, and 25% black. The closest web-safe color is #0033CC, 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 high saturation makes this color vibrant and attention-grabbing, ideal for call-to-action buttons, highlights, and accent elements. When pairing #181DBF with other colors, consider its complementary color at hue 58° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 1580479, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #181DBF
Tailwind CSS
blue-800
HEX
#181DBF
RGB
rgb(24, 29, 191)
RGB %
9%, 11%, 75%
HSL
hsl(238, 78%, 42%)
HSV
hsv(238, 87%, 75%)
CMYK
87%, 85%, 0%, 25%
Decimal
1580479
Web Safe
#0033CC
🎨 Color Schemes for #181DBF
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #181DBF
🌗 Shades and Tints of #181DBF
Shades (adding black)
Tints (adding white)
🎚️ Tones of #181DBF
Tones (adding gray / desaturating)
🌈 Hue Variations of #181DBF
Hue Variations (shifting the color spectrum)
👁️ Preview of #181DBF in Use
Text on #181DBF
This demonstrates text readability on the color background. (Click to edit)
#181DBF as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #181DBF
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.
Vivid Blue is a medium, vibrant, cool blue color with a hue angle of 238°, saturation of 78%, and lightness of 42%. Its RGB value is (24, 29, 191) and its CMYK breakdown is C:87% M:85% Y:0% K:25%.
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 #181DBF
What is the HEX code for Vivid Blue? +
The HEX code for Vivid Blue is #181DBF. In CSS you can use it directly as color: #181DBF; or as a background: background-color: #181DBF;. 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 #181DBF? +
The RGB value of #181DBF is rgb(24, 29, 191). This means the color contains 24 out of 255 parts red, 29 out of 255 parts green, and 191 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(24, 29, 191);
What is the HSL value of #181DBF? +
The HSL value of #181DBF is hsl(238, 78%, 42%). The hue is 238°, placing it in the blue family on the color wheel. The saturation is 78%, making it vibrant. The lightness is 42%, 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 #181DBF a warm or cool color? +
#181DBF is classified as a cool color based on its hue angle of 238°. 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 #181DBF? +
The approximate CMYK value of #181DBF is C:87% M:85% Y:0% K:25%. 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.
