Science Blue

#0D4DD9

General Information

The hexadecimal color code #0D4DD9 represents a specific point in the blue spectrum. It's often referred to as Science Blue, and it's a vivid, saturated blue with a moderate luminance. Hex codes are a common way to define colors in HTML, CSS, and other web technologies. The color is composed of 5.1% red, 30.2% green, and 85.1% blue. In the RGB color model, #0D4DD9 consists of 5.1% red, 30.2% green, and 85.1% blue. In the CMYK color model, it consists of 94.0% cyan, 64.4% magenta, 0.0% yellow, and 14.9% black. Understanding the composition of a hex code allows designers and developers to manipulate and adjust colors to achieve desired aesthetic effects in various design projects.

The color #0D4DD9, a vibrant shade of blue, presents some accessibility challenges, particularly in text applications. Its luminance value is relatively low, which means insufficient contrast against light backgrounds like white or very light grays. This can make text difficult to read for users with visual impairments, including those with low vision or color blindness. To ensure accessibility, it's crucial to use #0D4DD9 with darker backgrounds or pair it with lighter text colors that provide a high contrast ratio, ideally meeting WCAG (Web Content Accessibility Guidelines) standards of at least 4.5:1 for normal text and 3:1 for large text. Tools like contrast checkers can help evaluate color combinations. Also, avoid using this color as the sole indicator of important information, as colorblind users may not be able to distinguish it. Providing supplementary cues, such as text labels or icons, can enhance usability for all users.

Shades

Digital Color Formats

RGB
13 77 217
RGB13 77 217
Red
Green
Blue
HSL
221.18deg 88.7% 45.1%
221.1888.745.1HSL
Hue
Saturation
Lightness
HWB
221.18deg 5.1% 14.9%
221.185.114.9HWB
Hue
Whiteness
Blackness
hex#0D4DD9
rgb13 77 217
hsl221.18deg 88.7% 45.1%
cmyk94.01% 64.52% 0% 14.9%
hwb221.18deg 5.1% 14.9%
xyz-d650.15 0.1 0.67
oklch0.4842 0.222 262.86
oklab0.4842 -0.03 -0.22
CMYK
94.01% 64.52% 0% 14.9%
94.0164.52014.9CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.15 0.1 0.67
0.150.10.67XYZ
X
Y
Z
OKLCH
0.4842 0.222 262.86
0.48420.222262.86LCH
Lightness
Chroma
Hue
OKLAB
0.4842 -0.03 -0.22
0.4842-0.03-0.22LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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