Dark Blue

#0309E3

General Information about #0309E3

The hexadecimal color #0309e3, also known as Dark Blue, is a vibrant and intense shade of blue. It is composed of 1.18% red, 3.53% green, and 89.02% blue. In the RGB color space, it has values of R:3, G:9, B:227. In the CMYK color space, its values are C:0.99, M:0.96, Y:0.00, K:0.11. This color falls within the blue spectrum and evokes feelings of depth, trust, and stability. Due to its high blue content, it is often associated with calmness and serenity. In web design and graphic design, #0309e3 can be used as a primary color to convey a sense of authority or as an accent color to draw attention to specific elements. It's essential to consider its accessibility, especially when used as text, ensuring sufficient contrast with the background.

The hex color #0309e3, a deep shade of blue, presents several accessibility considerations for web developers. Its low luminance value requires careful attention to color contrast. When used as text, it's crucial to pair it with a light background to ensure readability, adhering to WCAG guidelines for contrast ratios (at least 4.5:1 for normal text and 3:1 for large text). Using this color for interactive elements like buttons or links necessitates clear visual cues beyond just color, such as underlines or icons, to aid users with color vision deficiencies. Insufficient contrast can hinder users with low vision or color blindness from perceiving content effectively. Therefore, testing with accessibility tools and considering user feedback is vital to guarantee inclusive design practices when implementing #0309e3.

Shades

Digital Color Formats

RGB
3 9 227
RGB3 9 227
Red
Green
Blue
HSL
238.39deg 97.39% 45.1%
238.3997.3945.1HSL
Hue
Saturation
Lightness
HWB
238.39deg 1.18% 10.98%
238.391.1810.98HWB
Hue
Whiteness
Blackness
hex#0309E3
rgb3 9 227
hsl238.39deg 97.39% 45.1%
cmyk98.68% 96.04% 0% 10.98%
hwb238.39deg 1.18% 10.98%
xyz-d650.14 0.06 0.73
oklch0.4179 0.2842 264.38
oklab0.4179 -0.03 -0.28
CMYK
98.68% 96.04% 0% 10.98%
98.6896.04010.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.14 0.06 0.73
0.140.060.73XYZ
X
Y
Z
OKLCH
0.4179 0.2842 264.38
0.41790.2842264.38LCH
Lightness
Chroma
Hue
OKLAB
0.4179 -0.03 -0.28
0.4179-0.03-0.28LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons