Nile Blue

#1F3A49

General Information about Nile Blue

The hex color #1F3A49, also known as Nile Blue, is a dark, muted shade of blue with a subtle hint of gray. It belongs to the blue color family and is often associated with qualities like stability, trust, and intelligence. In the RGB color model, #1F3A49 consists of 12.2% red, 22.7% green, and 28.6% blue. In the CMYK color model, it is composed of 57% cyan, 21% magenta, 0% yellow, and 71% black. This color is commonly used in web design, graphic design, and branding to convey a sense of professionalism and reliability. Its somewhat darker shade allows for text and other visuals to be more visible when overlaid on this color, while allowing it to be used as a strong and solid background.

The hex color #1F3A49, also known as Nile Blue, presents certain accessibility considerations, particularly in web design. When used as a background color, it's crucial to ensure sufficient contrast with foreground text and interactive elements. 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 meet WCAG AA standards. Insufficient contrast can make content difficult to read for users with visual impairments. Additionally, consider providing alternative styling options, such as high-contrast themes, to accommodate individual user preferences. When used for interactive elements, like buttons or links, make sure the color change on hover or focus is noticeable and also maintains sufficient contrast to ensure usability for everyone.

Shades

Digital Color Formats

RGB
31 58 73
RGB31 58 73
Red
Green
Blue
HSL
201.43deg 40.38% 20.39%
201.4340.3820.39HSL
Hue
Saturation
Lightness
HWB
201.43deg 12.16% 71.37%
201.4312.1671.37HWB
Hue
Whiteness
Blackness
hex#1F3A49
rgb31 58 73
hsl201.43deg 40.38% 20.39%
cmyk57.53% 20.55% 0% 71.37%
hwb201.43deg 12.16% 71.37%
xyz-d650.03 0.04 0.07
oklch0.3339 0.0424 234.37
oklab0.3339 -0.02 -0.03
CMYK
57.53% 20.55% 0% 71.37%
57.5320.55071.37CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.04 0.07
0.030.040.07XYZ
X
Y
Z
OKLCH
0.3339 0.0424 234.37
0.33390.0424234.37LCH
Lightness
Chroma
Hue
OKLAB
0.3339 -0.02 -0.03
0.3339-0.02-0.03LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons