Dark Blue
General Information about #0A21DC
The hex color #0A21DC is a dark shade of blue. It is represented in the RGB color model as Red: 10, Green: 33, Blue: 220. In the CMYK color model, it is composed of Cyan: 95%, Magenta: 85%, Yellow: 0%, and Black: 14%. This color is often associated with feelings of depth, stability, and confidence. It is frequently used in corporate branding and website design to convey a sense of professionalism and trustworthiness. The dark nature of this blue gives it a formal and serious tone, making it suitable for applications where authority and credibility are important. The hexadecimal system provides a convenient way to represent colors in digital media, and #0A21DC is a specific point within the broad spectrum of blue hues.
The hex color #0A21DC, a deep shade of dark blue, presents several accessibility considerations for web developers. Given its low luminance, it's crucial to ensure sufficient contrast when used as text or as a background color. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text (14pt bold or 18pt regular). Using a light color like white or a very pale yellow as the foreground text on a #0A21DC background will generally meet these contrast requirements. However, it's essential to use a color contrast checker to verify compliance. Avoid pairing #0A21DC with other dark colors, as this could make content unreadable for users with low vision or color blindness. Consider providing alternative color schemes or a user-selectable high-contrast mode to enhance accessibility for all users. Furthermore, if using #0A21DC to convey information visually (e.g., in a chart or graph), ensure that there are alternative cues available, such as labels or patterns, to support users who cannot distinguish the color.
Shades
Digital Color Formats
Alternative colors
- #2946bd
A slightly lighter blue that provides better contrast against white backgrounds while maintaining a similar aesthetic.
- #1e90ff
A more vibrant blue that stands out more prominently and can be useful for highlighting interactive elements.
- #334756
A dark desaturated blue, a more muted alternative if the goal is to have a more subtle background color.
Applications
Web Design
In web design, #0A21DC can serve as a striking background color for website headers or hero sections, creating a sense of depth and sophistication. It is particularly suitable for websites related to technology, finance, or corporate branding. When used in conjunction with a contrasting color like white or yellow for text and interactive elements, it can effectively draw the user's attention and create a visually appealing experience. However, care must be taken to ensure sufficient contrast for readability, especially for large blocks of text. Consider using it for buttons and navigational elements to create a clear visual hierarchy.
Interior Design
In interior design, this shade of dark blue is used to create accent walls in living rooms or bedrooms. It evokes a feeling of calmness and can be paired with lighter, neutral colors for furniture and decor to create a balanced and inviting space. It works particularly well with wood tones and metallic accents.
Fashion
In fashion, #0A21DC can be used as an accent color for clothing and accessories, adding a touch of sophistication to outfits. It can be combined with neutral colors like gray, black, or white for a classic look, or with brighter colors like yellow or orange for a more daring statement. Dark blue accessories, such as scarves, handbags, or shoes, can complement a variety of outfits and add a touch of elegance.