Dark Blue

#1B17CF

General Information about #1B17CF

The hexadecimal color code #1B17CF represents a specific shade of dark blue in the RGB (Red, Green, Blue) color model. It is composed of 10.6% red, 9% green, and 81.18% blue. In the CMYK (Cyan, Magenta, Yellow, Key/Black) color model, it consists of 87% cyan, 89% magenta, 0% yellow, and 19% black. This dark blue hue is often associated with feelings of trust, stability, and depth. It is commonly used in corporate branding to convey reliability and professionalism. The color's high blue component gives it a cool and calming effect, while the low red and green values contribute to its subdued nature. In web design, understanding the properties of colors like #1B17CF is essential for creating visually appealing and effective user interfaces.

The hex color #1B17CF, a dark blue, presents several accessibility considerations for web design. Due to its deep hue, sufficient contrast is crucial when pairing it with text or other interactive elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text to ensure readability for users with visual impairments. Using lighter shades of yellow, white, or even light grays as foreground text colors can help achieve this contrast. Conversely, using darker colors may render the text illegible. It's also important to consider colorblindness. Since blue is generally well-perceived, the primary concern lies with ensuring that information isn't solely conveyed through color, but also through text labels or visual cues. Testing color combinations with accessibility tools can prevent potential usability issues, leading to a more inclusive design that caters to a wide range of users.

Shades

Digital Color Formats

RGB
27 23 207
RGB27 23 207
Red
Green
Blue
HSL
241.3deg 80% 45.1%
241.38045.1HSL
Hue
Saturation
Lightness
HWB
241.3deg 9.02% 18.82%
241.39.0218.82HWB
Hue
Whiteness
Blackness
hex#1B17CF
rgb27 23 207
hsl241.3deg 80% 45.1%
cmyk86.96% 88.89% 0% 18.82%
hwb241.3deg 9.02% 18.82%
xyz-d650.12 0.05 0.59
oklch0.4046 0.2551 267.62
oklab0.4046 -0.01 -0.25
CMYK
86.96% 88.89% 0% 18.82%
86.9688.89018.82CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.12 0.05 0.59
0.120.050.59XYZ
X
Y
Z
OKLCH
0.4046 0.2551 267.62
0.40460.2551267.62LCH
Lightness
Chroma
Hue
OKLAB
0.4046 -0.01 -0.25
0.4046-0.01-0.25LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons