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#17157E (Dark Cool Blue) color swatch preview — Color From Pic.
#17157E — Dark Cool Blue color swatch

Dark Cool Blue

#17157E

📝 Color Information for #17157E

The hexadecimal color code #17157E represents a dark shade in the blue family. In the RGB color model, this color is composed of 23 red, 21 green, and 126 blue, which translates to approximately 9% red, 8% green, and 49% 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, #17157E has a hue of 241 degrees, a saturation level of 71%, and a lightness value of 29%. The hue angle of 241° places this color firmly in the blue spectrum. In the HSV/HSB color model, this translates to a hue of 241°, saturation of 83%, and brightness/value of 49%. For print applications using the CMYK color model, #17157E would be reproduced using 82% cyan, 83% magenta, 0% yellow, and 51% black. The closest web-safe color is #000066, which may be useful for ensuring compatibility across older displays and systems. This color works well in various design contexts. As a darker shade, it works well for text, headers, and creating visual weight in compositions. The high saturation makes this color vibrant and attention-grabbing, ideal for call-to-action buttons, highlights, and accent elements. When pairing #17157E with other colors, consider its complementary color at hue 61° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 1512830, which can be useful in certain programming contexts.

🔢 Color Conversion Codes for #17157E

Tailwind CSS
violet-950
HEX
#17157E
RGB
rgb(23, 21, 126)
RGB %
9%, 8%, 49%
HSL
hsl(241, 71%, 29%)
HSV
hsv(241, 83%, 49%)
CMYK
82%, 83%, 0%, 51%
Decimal
1512830
Web Safe
#000066

🎨 Color Schemes for #17157E

Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)

🔄 Alternatives to #17157E

🌗 Shades and Tints of #17157E

Shades (adding black)
Tints (adding white)

🎚️ Tones of #17157E

Tones (adding gray / desaturating)

🌈 Hue Variations of #17157E

Hue Variations (shifting the color spectrum)

👁️ Preview of #17157E in Use

Text on #17157E
This demonstrates text readability on the color background. (Click to edit)
#17157E as Text
This shows the color used as text on white. (Click to edit)

👓 Color Blindness Simulation for #17157E

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.

📋 CSS Code for #17157E

:root { --color-hex: #17157E; --color-rgb: 23, 21, 126; --color-hsl: 241, 71%, 29%; } .bg-color { background-color: #17157E; } .text-color { color: #17157E; } .border-color { border-color: #17157E; }

🛠️ Use #17157E in Your Project

🎨
Build a Palette with #17157E
Generate harmonious color schemes
⚖️
Check Contrast for #17157E
WCAG accessibility testing
🌈
Create a Gradient with #17157E
Beautiful CSS gradients

🔗 Related Colors to #17157E

#15487E
Hue -30°
#152E7E
Hue -15°
#31157E
Hue +15°
#4C157E
Hue +30°
#14126D
85% L
#100F57
70% L
#0C0B41
50% L
#070727
30% L
#2220BC
43% L
#4643DF
57% L
#8785EA
72% L
#C3C2F5
86% L

About Dark Cool Blue (#17157E)

Dark Cool Blue is a dark, vibrant, cool blue color with a hue angle of 241°, saturation of 71%, and lightness of 29%. Its RGB value is (23, 21, 126) and its CMYK breakdown is C:82% M:83% Y:0% K:51%.

This is a Winter (Deep) color palette archetype. Trust, Loyalty, Wisdom, Confidence. Blue is considered beneficial to the mind and body.

Frequently Asked Questions About #17157E

What is the HEX code for Dark Cool Blue? +

The HEX code for Dark Cool Blue is #17157E. In CSS you can use it directly as color: #17157E; or as a background: background-color: #17157E;. 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 #17157E? +

The RGB value of #17157E is rgb(23, 21, 126). This means the color contains 23 out of 255 parts red, 21 out of 255 parts green, and 126 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(23, 21, 126);

What is the HSL value of #17157E? +

The HSL value of #17157E is hsl(241, 71%, 29%). The hue is 241°, placing it in the blue family on the color wheel. The saturation is 71%, making it vibrant. The lightness is 29%, making it dark. HSL is the most useful format for programmatic color manipulation in CSS, as you can easily adjust lightness to create tints and shades.

Is #17157E a warm or cool color? +

#17157E is classified as a cool color based on its hue angle of 241°. 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 #17157E? +

The approximate CMYK value of #17157E is C:82% M:83% Y:0% K:51%. 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.

Analyze #17157E with Other Tools

🔢
Color Converter
Get all formats for #17157E — HEX, RGB, HSL, HSV, CMYK, harmonies and shades.
Contrast Checker
Test whether #17157E passes WCAG AA/AAA contrast requirements as text.
🎨
Palette Generator
Generate complementary, triadic, and analogous palettes starting from #17157E.
👓
Blindness Simulator
See how #17157E appears to users with deuteranopia, protanopia, and tritanopia.
📊
Color Analysis
Deep analysis of luminance, temperature, psychology and harmonies for #17157E.
🎭
Creative Aspects
Explore the mood, psychology, seasonal meaning, and mixing guide for #17157E.
🌅
Gradient Maker
Create a beautiful CSS linear or radial gradient starting from #17157E.
🔬
Technical Formats
See #17157E in OKLCH, Lab, HSV, XYZ, and other advanced color spaces.
🎨
Practical Formats
Get #17157E as a CSS variable, Tailwind class, design token, and more.

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