Deep Blue
General Information about #290B73
The hex color #290B73, often described as a deep blue or dark indigo, is a complex color composed of 16.1% red, 4.3% green, and 45.1% blue. In the RGB color space, it is relatively low in red and green, and high in blue, contributing to its characteristic deep blue appearance. In the HSV color space, it has a hue of 255 degrees, a saturation of 90.4%, and a value of 45.1%. This indicates a highly saturated color with a moderate level of brightness. Colors like #290B73 are often associated with feelings of calmness, depth, and sophistication, making them a popular choice in design and branding for industries seeking to convey trust and stability. The color is hard to read for people with visual impairment.
The hex color #290B73, a deep blue, presents significant accessibility challenges, primarily due to its low luminance. When used as a foreground color, it requires a very light background color to ensure sufficient contrast for readability, especially for users with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. This dark blue hue struggles to meet these ratios with many common background colors. Therefore, designers and developers should carefully evaluate color pairings and provide alternative high-contrast themes or options to ensure content is accessible to all users. It's crucial to use contrast checking tools to verify compliance and consider the needs of users with color blindness who may struggle to differentiate this color from similar dark shades. Providing sufficient contrast is not just about compliance; it's about inclusivity and ensuring everyone can access the information presented.
Shades
Digital Color Formats
Alternative colors
Applications
Web Design
In web design, deep blues like #290B73 can be used to create a sense of sophistication and trust, making it suitable for websites in the finance or technology sectors. It can be employed for navigation bars, headers, and other prominent elements to establish a professional aesthetic. However, due to its darkness, it should be paired with lighter, contrasting colors for text and interactive elements to ensure readability and usability. Using this color as a background for light text is one option. Subtle animations or transitions that utilize this color can also add depth and visual interest to the user interface.
Interior Design
In interior design, #290B73 can be used as an accent color in bedrooms or living rooms to create a cozy and calming atmosphere. It can be incorporated through wall paint, furniture upholstery, or decorative accessories like throw pillows and curtains. When using such a dark color, it's important to balance it with lighter and warmer tones to prevent the space from feeling too closed-in or somber. Metallic accents, such as gold or silver, can also be added to enhance the luxurious feel of the deep blue.
Fashion
In the fashion world, deep blue can be used in evening wear, such as dresses or suits. Its luxurious nature makes it appropriate for formal events. It can also be used as an accent color, such as in jewelry or handbags. Deep blue is often used for velvet garments.