Catalina Blue

#0B3070

General Information about #0B3070

The hex color code #0B3070, also known as Catalina Blue, is a dark, saturated shade of blue. It is composed of 4.31% red, 18.82% green, and 43.92% blue. In the RGB color model, it is represented as (11, 48, 112). This color is often associated with depth, stability, and trustworthiness. It is commonly used in corporate branding and design to convey a sense of professionalism and reliability. The hexadecimal system represents colors using a base-16 notation, where each pair of digits represents the intensity of red, green, and blue light. The #0B3070 color can be further analyzed using color theory principles to understand its relationship with other colors and its impact on visual perception. Its relatively low saturation and high darkness values contribute to its calming and sophisticated nature. Because of its dark nature, this color is generally not recommended for large areas of text or backgrounds, unless paired with very light colors to ensure readability and accessibility.

The color #0B3070, a deep, saturated blue, presents several accessibility considerations for web developers. When used as a background color, it's crucial to ensure sufficient contrast with the foreground text. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Light text colors like white, light gray, or pale yellow are generally good choices against this dark blue. Avoid using dark text colors, as they will likely fail contrast checks. When using this color for interactive elements like buttons or links, provide clear visual cues, such as a change in color or a distinctive border, to indicate state changes (e.g., hover, focus, active). This is especially important for users with visual impairments or cognitive disabilities who may rely on these cues to understand the functionality of the element. Additionally, consider the colorblindness. This deep blue may appear similar to other colors for individuals with certain types of colorblindness. Use colorblindness simulators to preview how the color appears to users with different types of colorblindness and adjust the color scheme accordingly. Providing alternative visual cues, such as icons or text labels, can further improve accessibility for all users.

Shades

Digital Color Formats

RGB
11 48 112
RGB11 48 112
Red
Green
Blue
HSL
218.02deg 82.11% 24.12%
218.0282.1124.12HSL
Hue
Saturation
Lightness
HWB
218.02deg 4.31% 56.08%
218.024.3156.08HWB
Hue
Whiteness
Blackness
hex#0B3070
rgb11 48 112
hsl218.02deg 82.11% 24.12%
cmyk90.18% 57.14% 0% 56.08%
hwb218.02deg 4.31% 56.08%
xyz-d650.04 0.03 0.16
oklch0.3274 0.1186 260.76
oklab0.3274 -0.02 -0.12
CMYK
90.18% 57.14% 0% 56.08%
90.1857.14056.08CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.03 0.16
0.040.030.16XYZ
X
Y
Z
OKLCH
0.3274 0.1186 260.76
0.32740.1186260.76LCH
Lightness
Chroma
Hue
OKLAB
0.3274 -0.02 -0.12
0.3274-0.02-0.12LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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