Science Blue

#0366D3

General Information about Science Blue (#0366D3)

The hexadecimal color #0366D3, also known as Science Blue, is a deep and vibrant shade of blue. In the RGB color model, it consists of 1.18% red, 40% green, and 82.75% blue. When represented in the CMYK color model, which is often used for printing purposes, it comprises 99% cyan, 51% magenta, 0% yellow, and 18% black. This color is frequently associated with trustworthiness, stability, and intelligence, making it a popular choice for corporate branding, particularly in technology and finance. The color is often used in user interface design to create a professional and calming atmosphere. Science Blue also has a good ratio of luminosity that makes it appropriate for many applications.

The color #0366D3, also known as Science Blue, presents some accessibility considerations for web developers. Its relatively low luminance necessitates careful pairing with text and background colors to ensure sufficient contrast. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. When using #0366D3 for text, it's crucial to use light backgrounds like white (#FFFFFF) or very light grays to meet accessibility standards. Conversely, if #0366D3 is used as a background color, employing white or light-colored text will improve readability for users, including those with visual impairments. Testing contrast ratios using online tools is highly advisable during the design process. Also, consider the context of color perception. Users with color vision deficiencies may perceive colors differently. Providing supplementary cues like icons or text labels can help convey information effectively.

Shades

Digital Color Formats

RGB
3 102 211
RGB3 102 211
Red
Green
Blue
HSL
211.44deg 97.2% 41.96%
211.4497.241.96HSL
Hue
Saturation
Lightness
HWB
211.44deg 1.18% 17.25%
211.441.1817.25HWB
Hue
Whiteness
Blackness
hex#0366D3
rgb3 102 211
hsl211.44deg 97.2% 41.96%
cmyk98.58% 51.66% 0% 17.25%
hwb211.44deg 1.18% 17.25%
xyz-d650.17 0.14 0.64
oklch0.5276 0.1858 257.04
oklab0.5276 -0.04 -0.18
CMYK
98.58% 51.66% 0% 17.25%
98.5851.66017.25CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.17 0.14 0.64
0.170.140.64XYZ
X
Y
Z
OKLCH
0.5276 0.1858 257.04
0.52760.1858257.04LCH
Lightness
Chroma
Hue
OKLAB
0.5276 -0.04 -0.18
0.5276-0.04-0.18LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons