Blumine
General Information about #21557A
The hexadecimal color code #21557A, also known as Blumine, is a dark, muted shade of blue. It evokes feelings of calmness, stability, and trustworthiness. In the RGB color model, it is composed of 13% red, 33.33% green, and 47.84% blue. In the CMYK color model, it is composed of 73% cyan, 30% magenta, 0% yellow, and 52% black. This color is often used in corporate branding and web design to convey a sense of professionalism and reliability. Its relatively low saturation makes it easy on the eyes, making it a good choice for backgrounds and large blocks of text. The color can also be associated with the ocean, which is linked to calmness and peace.
The color #21557A, also known as Blumine, presents several accessibility considerations, particularly in web design. Its relatively dark hue means it generally offers good contrast when used with lighter text or background colors, which is crucial for readability and usability, especially for users with visual impairments. According to WCAG guidelines, sufficient contrast ratios are essential. To ensure optimal accessibility, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. It's important to test color combinations using tools like WebAIM's Contrast Checker to verify compliance. When using #21557A for interactive elements like buttons or links, providing clear visual cues for hover, focus, and active states is also vital. Additionally, avoid using color as the sole means of conveying information; supplement it with text labels or icons to accommodate users who may be colorblind.
Shades
Digital Color Formats
Alternative colors
- #34668a
A slightly lighter shade that provides a similar aesthetic but with improved contrast against dark backgrounds.
- #154060
A darker shade for creating a stronger sense of depth and hierarchy in designs.
- #333f47
A less saturated version that is closer to a neutral grey which can be used as background.
Applications
Web Design
In web design, #21557A can be effectively used for headers, navigation bars, and other prominent UI elements to create a professional and trustworthy feel. It pairs well with lighter accent colors to draw attention to key areas of the page. It also works well as a background color behind white text. Its dark nature makes it suitable for dark mode interfaces as well. Since it is not a loud color, it can safely be used as background color for websites with a lot of content.
Interior Design & Fashion
In interior design, #21557A can be used for walls, furniture, or accent pieces to create a calming and sophisticated atmosphere. It works well in bedrooms, living rooms, or home offices, especially when combined with natural materials like wood or stone. In fashion it is a safe color for suits, shirts or dresses. It can also be used as accent color for shoes or accesoires.
Data Visualization
In data visualization, Blumine provides a cool, calm background color. This is perfect for use cases, where the data needs to be visually presented in a non-distracting manner. It can safely be used in combination with vibrant colors to emphasize certain aspects of the data. Darker shades of the color may also be used to create depth in 3D visualizations. The color itself has no strong connection to any specific topic.