Blue
About Hex Color #1B21FD
The hexadecimal color code #1B21FD represents a specific point in the blue region of the color spectrum. It is a deep, saturated blue, often perceived as regal, trustworthy, or technologically advanced. In the RGB (Red, Green, Blue) color model, #1B21FD is composed of 10.59% red, 13.92% green, and 99.22% blue. This significant dominance of blue creates its characteristic appearance. In the CMYK (Cyan, Magenta, Yellow, Black) color model, which is commonly used in printing, #1B21FD is composed of 89% cyan, 86% magenta, 0% yellow, and 1% black. Understanding these color model values helps designers and developers consistently reproduce the color across different media. The color's unique wavelength also contributes to its distinct visual impact. It is close to ultramarine.
The color #1B21FD, a deep and vibrant blue, presents specific accessibility considerations, particularly in web design. When using this color for text, it's crucial to ensure sufficient contrast with the background. Given its relative darkness, pairing it with light backgrounds such as white (#FFFFFF) or very light grays is recommended to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. A contrast ratio of at least 4.5:1 is generally required for normal text and 3:1 for large text. Using color contrast checkers readily available online can help determine if the chosen color combination meets these guidelines. Additionally, avoid relying solely on color to convey important information, as users with color vision deficiencies may not be able to distinguish between certain colors. Instead, use a combination of color, text labels, and/or icons to ensure information is accessible to all users. Consideration should also be given to users with cognitive disabilities; overly saturated colors can be visually overwhelming, so using this color judiciously is key.
Shades
Digital Color Formats
Alternative colors
Applications
Web Design Accent Color
In web design, #1B21FD can be used as a primary color for headings or calls to action, drawing attention to key elements. However, due to its intensity, it's best used sparingly to avoid overwhelming the user. This color is suitable for themes related to technology, innovation, or corporate branding where a sense of reliability and professionalism is desired. It could also be applied as a background accent for specific sections of a webpage, like a contact form or a testimonial block, provided that the contrast with the text is well-managed. The color also works well for interactive elements such as buttons and hover effects, lending a modern, digital feel. It must be carefully balanced with other elements to ensure the user experience is positive.
User Interface Element
In user interface design, #1B21FD can be utilized to create a sense of depth and sophistication. It is often used for navigation bars, sidebars, or progress bars within an application, providing a visual cue for the user's journey. The color's association with trust and security also makes it an excellent choice for applications dealing with sensitive data, like banking apps or password management tools. Consider its complementary color for highlighting important actions or notifications. However, care should be taken to maintain clarity and legibility, especially when using this color in combination with text. Use it to invoke confidence in the user.
Digital Art
In the realm of digital art, #1B21FD serves as a captivating hue to portray cosmic elements and mysterious scenes. Its profound depth and vibrant nature render it ideal for crafting celestial landscapes, where the color emulates the vastness of the universe, the allure of deep space, or the ethereal glow of distant galaxies. Artists may leverage #1B21FD to infuse their creations with a sense of wonder, evoking emotions tied to the unknown and stimulating the imagination through the depiction of uncharted territories. As a symbolic element, it also works well to portray the digital space.