Vulcan
About Vulcan (#170D21)
The hex color #170D21, also known as Vulcan, is a very dark, muted shade of purple-gray. It belongs to the dark end of the color spectrum, exhibiting low saturation and brightness. In the RGB color model, it is composed of 9.02% red, 5.1% green, and 13.92% blue. This color is often associated with sophistication, mystery, and depth. Vulcan can evoke feelings of tranquility, but its darkness may also create a sense of solemnity. Its use in design should be approached carefully, as its low luminance requires high-contrast pairings to ensure readability and accessibility. It is more likely to be utilized as an accent color or background element rather than a primary color.
The hex color #170D21, also known as Vulcan, presents significant accessibility challenges, primarily due to its very dark nature. Its low luminance leads to poor contrast against standard light backgrounds, making text and interactive elements difficult to read for individuals with visual impairments. Following WCAG guidelines, using #170D21 for text requires a very light foreground color to achieve sufficient contrast ratios (4.5:1 for normal text, 3:1 for large text). When used as a background, ensure all foreground elements meet these contrast requirements. Avoid using #170D21 for crucial interactive elements without a clear visual indicator of focus and state, and always consider providing alternative high-contrast themes to improve overall accessibility. This dark hue is most suitable for decorative elements where legibility is not critical.
Shades
Digital Color Formats
Alternative colors
Applications
Dark Theme Web Design
In web design, #170D21 (Vulcan) can create a sophisticated and mysterious atmosphere, especially when used sparingly. It works well for backgrounds in portfolio websites targeting a niche audience, or for dark-themed user interfaces. To ensure readability, pair it with light, contrasting text colors such as white or a very pale yellow. Consider using it for non-essential design elements like borders or accents, and avoid it for interactive components unless accompanied by clear visual cues and sufficient contrast. When designing websites or apps, usability should be a key consideration for this dark tone.
Interior Design Accent
In interior design, Vulcan (#170D21) can serve as an accent color to add depth and drama to a room. It is best used in moderation, for example, as a feature wall in a home theater or study. To balance its intensity, pair it with lighter, neutral colors and incorporate plenty of natural light. Metallic accents, like gold or silver, can enhance its luxurious feel. Avoid using Vulcan in small or poorly lit spaces, as it can make the room feel cramped and oppressive. Consider texture, as well, to bring complexity to Vulcan's usage in a room.
Fashion Accessory Color
In fashion, #170D21 may be used sparingly to ground an outfit in dark mystery. It could be used for dark gothic or grunge styles for clothing articles like corsets, gloves, or boots. In more common styles, it might be used in accessories like necklaces, bracelets, belts, or hats. Given its dark nature, it's best to pair it with lighter, brighter, or more vibrant colors. It is not generally advised to be used as the primary color for an entire outfit, given its very dark nature and accessibility issues.