Cello
General Information about #21335E (Cello)
The hexadecimal color code #21335E represents a dark shade of blue, often referred to as "Cello". In the RGB color model, it is composed of 12.9% red, 20% green, and 36.9% blue. This color is often associated with feelings of calmness, stability, and professionalism. It is frequently used in corporate branding and website design to convey a sense of trust and reliability. The low saturation and brightness of this color make it a versatile choice for backgrounds and text elements, as it provides good contrast and readability. In color theory, #21335E falls within the blue-violet range, which is known for its soothing and intellectual qualities. Its muted tone allows it to pair well with a variety of other colors, from complementary yellows and oranges to analogous blues and greens.
The color #21335E, also known as Cello, presents some accessibility challenges, particularly concerning color contrast. When using this color for text or interactive elements, it's crucial to ensure sufficient contrast against the background. According to WCAG guidelines, the contrast ratio should be at least 4.5:1 for normal text and 3:1 for large text (14pt bold or 18pt regular). Using online contrast checkers is highly recommended to verify compliance. If the contrast is insufficient, consider lightening the color or choosing a lighter background. Also, avoid using this color as the sole indicator of UI states; supplement it with other visual cues like icons or text labels to cater to users with color vision deficiencies. Ensuring adequate text size and spacing can also enhance readability when using this dark color.
Shades
Digital Color Formats
Alternative colors
- #34456d
A slightly lighter shade that improves contrast while maintaining a similar aesthetic.
- #3949ab
A more vibrant option for when you want a color that stands out more while still belonging to the blue family.
- #d3d3d3
A neutral gray tone that offers better readability as background color for dark fonts.
Applications
Web Design
In web design, #21335E can be used to create a sophisticated and professional look. It works well for headers, navigation bars, or as a background color for sections where you want to highlight important information. Combining it with lighter, contrasting colors for text and interactive elements can create a visually appealing and user-friendly interface. This color is also suitable for creating a dark mode version of a website, providing a comfortable viewing experience in low-light environments. When designing web applications, #21335E can establish a sense of trust and reliability, which is important for user engagement.
Interior Design
In interior design, #21335E can be employed to create a calming and elegant atmosphere. It can be used as an accent wall color in a bedroom or living room, providing a sense of depth and sophistication. Complementing it with lighter furniture and decor items can create a balanced and harmonious space. This color also works well in home offices, promoting focus and concentration. When used in moderation, #21335E can add a touch of luxury to any interior space, enhancing the overall aesthetic appeal and creating a welcoming environment.
Fashion
In the fashion industry, #21335E is a versatile color that can be used in a variety of ways. It can be used as the primary color for elegant evening wear, creating a sophisticated and timeless look. It also works well as an accent color in casual outfits, adding a touch of depth and interest. Accessorizing with jewelry or scarves in contrasting colors can create a visually striking ensemble. This color is suitable for both men's and women's clothing, making it a popular choice for designers who want to create versatile and stylish collections.