Dark Blue
General Information about #0309B0
#0309B0 is a dark shade of blue. It is composed of 1.18% red, 3.53% green and 69.02% blue. In the RGB (red, green, blue) color space, which is used commonly in digital displays, #0309B0 is created by mixing these percentages of the primary colors. In the CMYK (cyan, magenta, yellow, key/black) color space, which is used in printing, the color is created by 98% cyan, 95% magenta, 0% yellow and 31% black. The color has a hue angle of 236.3 degrees, a saturation of 99% and a lightness of 35.1%. Because of the low amount of red and green, the color appears to be a nearly solid dark blue.
The color #0309b0, a dark blue, presents significant accessibility challenges, especially when used for text or interactive elements. Its low luminance necessitates careful consideration of contrast ratios. According to WCAG guidelines, sufficient contrast between text and background is crucial for users with visual impairments. To ensure readability, a light-colored text on this dark blue background is highly recommended. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is advisable. When used for UI components, ensure a clear visual distinction from adjacent elements. It's also crucial to avoid relying solely on color to convey information, as this excludes color-blind users. Providing alternative cues, such as text labels or icons, alongside color, is essential for inclusive design. Tools like contrast checkers can assist in verifying compliance with accessibility standards, leading to a more inclusive experience for all users.
Shades
Digital Color Formats
Alternative colors
A slightly lighter shade of blue that maintains a similar aesthetic but offers improved contrast, making it a better choice for text or interactive elements.
A darker shade of blue that can be used as background color, to provide the page content with a dark mode option.
A desaturated blue option that is a little bit less vibrant. This can be useful to avoid eyestrain.
Applications
Web Design for Tech Companies
In web design, #0309b0 can be used to create a sophisticated and calming atmosphere. It's suitable for backgrounds, headers, or accents in websites related to technology, finance, or education. The dark blue tone evokes trust and reliability, making it a good choice for brands aiming to project professionalism and stability. Use it sparingly to highlight key elements and combine it with lighter colors or complementary shades to maintain visual balance. It can also be effective in creating a dark mode interface, reducing eye strain for users in low-light environments. This color should be paired with proper accessibility consideration.
Interior Design for Bedrooms
In interior design, #0309b0 can bring a sense of depth and tranquility to a room. It's well-suited for accent walls in living rooms or bedrooms, creating a focal point and adding a touch of elegance. The color pairs well with neutral tones like gray, white, and beige, allowing the blue to stand out without overpowering the space. Consider using it in upholstery or decor items, such as cushions, rugs, or artwork, to tie the room together. It works well in combination with metallic accents, such as gold or silver, to add a touch of glamour. Lighting plays a crucial role in how this dark blue appears; warmer lighting can soften its intensity, while cooler lighting can accentuate its depth.
Dark Blue Fashion
In fashion, the dark blue hue of #0309b0 is a versatile choice. Dark blue evokes a feeling of power, wisdom, trust, loyalty and intelligence. Dark blue looks great paired with red, yellow, gray, brown, orange, green, and white.