Blue

#0221E4

General Information

The hexadecimal color code #0221E4 represents a specific point in the blue spectrum. It is a saturated, vibrant blue, created by mixing a minimal amount of red and green with a significant amount of blue. In the RGB color model, it consists of 0 red, 33 green, and 228 blue. This color is widely used in digital displays and graphic design because of its eye-catching quality. It can be interpreted as a representation of depth, trust, or stability, depending on the context. Its distinct hue makes it ideal for creating strong visual effects. Knowing the properties and associations of this color enables designers and developers to use it effectively in various applications.

The color #0221E4, a deep and vibrant blue, presents some accessibility challenges, particularly regarding color contrast. When used as a background color, it requires a light text color to ensure readability. A contrast ratio of at least 4.5:1 is recommended for normal-sized text and 3:1 for large text (14pt bold or 18pt regular) to comply with WCAG guidelines. Using tools to check color contrast is crucial. Avoid pairing this blue with other dark colors, as it can make text difficult to read for individuals with low vision or color blindness. Employing a lighter shade of yellow, white, or even a light grey can significantly improve accessibility. Consider adding visual cues in addition to color to convey information.

Shades

Digital Color Formats

RGB
2 33 228
RGB2 33 228
Red
Green
Blue
HSL
231.77deg 98.26% 45.1%
231.7798.2645.1HSL
Hue
Saturation
Lightness
HWB
231.77deg 0.78% 10.59%
231.770.7810.59HWB
Hue
Whiteness
Blackness
hex#0221E4
rgb2 33 228
hsl231.77deg 98.26% 45.1%
cmyk99.12% 85.53% 0% 10.59%
hwb231.77deg 0.78% 10.59%
xyz-d650.15 0.07 0.74
oklch0.434 0.2752 264.38
oklab0.434 -0.03 -0.27
CMYK
99.12% 85.53% 0% 10.59%
99.1285.53010.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.15 0.07 0.74
0.150.070.74XYZ
X
Y
Z
OKLCH
0.434 0.2752 264.38
0.4340.2752264.38LCH
Lightness
Chroma
Hue
OKLAB
0.434 -0.03 -0.27
0.434-0.03-0.27LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons