Gulf Blue
General Information about Gulf Blue (#000257)
The hex color #000257, also known as Gulf Blue, is a very dark shade of blue with minimal red and green components and a dominant blue component. It belongs to the family of blue colors and falls within the darker end of the spectrum. This color is often associated with depth, mystery, and sophistication. In color theory, it's considered a cool color, which can evoke feelings of calmness and tranquility. However, its darkness also lends it a sense of formality and seriousness. Due to its low brightness, it's important to use it judiciously, especially in designs where readability and contrast are crucial factors. Its RGB value is R:0, G:2, B:87 and its CMYK value is C:100, M:98, Y:0, K:66.
The hex color #000257, also known as Gulf Blue, presents significant accessibility challenges due to its very dark nature. Its extremely low lightness value means that it provides insufficient contrast against typical light-colored backgrounds like white or light gray. According to WCAG guidelines, sufficient contrast is crucial for readability and usability, especially for users with visual impairments. To ensure accessibility, it's imperative to use this color sparingly and only with very light foreground text or elements that meet the minimum contrast ratios. For text, a contrast ratio of at least 4.5:1 is recommended for normal-sized text and 3:1 for large text. In practical terms, pairing #000257 with colors approaching pure white may achieve acceptable contrast, but careful testing and validation are essential. Avoid using this color for crucial interactive elements or areas where readability is paramount, unless stringent contrast requirements are met. If possible, consider using a lighter shade of blue to enhance accessibility.
Shades
Digital Color Formats
Alternative colors
A slightly lighter blue that still retains a sense of depth but offers better contrast against light backgrounds.
A muted grayish-blue that provides a more neutral and accessible alternative, suitable for backgrounds or less critical elements.
A lighter and more vibrant blue color, ensuring better readability and usability
Applications
Web Design Accent
In web design, #000257 can be used as a deep accent color for headers or decorative elements, provided sufficient contrast is maintained. It can evoke a sense of sophistication and depth. It works well in combination with lighter blues or whites to create a visually appealing and balanced interface. However, it should be used sparingly to avoid overwhelming the user and ensure readability. It can be useful as a background color for banners promoting astronomy or oceanography related topics.
Interior Design Accent
In interior design, Gulf Blue can be used to create a calming and sophisticated atmosphere. It's suitable for accent walls, upholstery, or decorative accessories. Paired with lighter neutrals or contrasting warm colors, it can add depth and visual interest to a room. Ensure proper lighting to prevent the space from feeling too dark or closed in. Accents can include gold or copper for a luxurious feel.
Fashion Accent
In fashion, #000257 can be a striking color for evening wear or accessories. It conveys a sense of elegance and mystery. Pairing it with metallics like silver or gold can enhance its luxurious appeal. As an accent color it can be combined with lighter complementary colors such as yellow.