Dark Blue

#210FD7

General Information about #210FD7

The hexadecimal color code #210FD7 represents a dark shade of blue in the RGB color model. It is composed of 12.9% red, 5.9% green, and 84.3% blue. In the sRGB color space, its HSL values are 249 degrees for hue, 86% for saturation, and 45% for lightness. This color is generally perceived as a cool, deep, and intense blue. Hex color codes are widely used in web development, graphic design, and digital art for specifying colors precisely. Understanding the composition and properties of a hex color like #210FD7 allows designers and developers to choose and implement colors effectively in their projects, ensuring visual consistency and achieving the desired aesthetic effects. The color lies in the blue hue and does not contain much green or red, making it a deep and pure blue.

The color #210FD7, a deep shade of blue, presents considerable accessibility challenges, particularly for users with visual impairments. Its low luminance value of approximately 5% necessitates careful consideration of contrast ratios when pairing it with text or other visual elements. According to WCAG guidelines, 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) against a background. Using white text on a #210FD7 background can achieve sufficient contrast, but other colors may not. When using this color, it's crucial to test the contrast ratio with the intended foreground elements using online contrast checkers to ensure readability and accessibility. Also, avoid using this color to convey important information without providing alternative cues, such as text labels or icons, as color alone should not be the sole means of conveying meaning. Proper semantic HTML and ARIA attributes can further enhance accessibility for screen reader users.

Shades

Digital Color Formats

RGB
33 15 215
RGB33 15 215
Red
Green
Blue
HSL
245.4deg 86.96% 45.1%
245.486.9645.1HSL
Hue
Saturation
Lightness
HWB
245.4deg 5.88% 15.69%
245.45.8815.69HWB
Hue
Whiteness
Blackness
hex#210FD7
rgb33 15 215
hsl245.4deg 86.96% 45.1%
cmyk84.65% 93.02% 0% 15.69%
hwb245.4deg 5.88% 15.69%
xyz-d650.13 0.06 0.65
oklch0.4123 0.2653 268.6
oklab0.4123 -0.01 -0.27
CMYK
84.65% 93.02% 0% 15.69%
84.6593.02015.69CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.13 0.06 0.65
0.130.060.65XYZ
X
Y
Z
OKLCH
0.4123 0.2653 268.6
0.41230.2653268.6LCH
Lightness
Chroma
Hue
OKLAB
0.4123 -0.01 -0.27
0.4123-0.01-0.27LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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