Nile Blue

#1F3948

General Information about #1F3948

The hex color #1F3948, often referred to as Nile Blue, is a dark, muted shade of blue with subtle hints of green. It falls within the blue color family and possesses a relatively low saturation, giving it a calm and understated appearance. In the RGB color model, it's composed of 31 red, 57 green, and 72 blue. In the CMYK color model, which is used for printing, it consists of 57% cyan, 21% magenta, 0% yellow, and 72% black. This Nile Blue is often associated with tranquility, sophistication, and stability, making it a popular choice in various design applications. Its subdued nature allows it to blend well with a variety of other colors, providing a versatile backdrop for more vibrant elements or creating a cohesive, harmonious palette.

The hex color #1F3948, a deep and muted blue, presents some accessibility challenges, particularly concerning color contrast. When used as a foreground color, it's crucial to pair it with a light background to ensure sufficient contrast for readability, especially for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text, as per WCAG guidelines. Tools like contrast checkers can help verify compliance. Conversely, as a background color, #1F3948 requires light-colored text or elements on top to ensure they are easily discernible. Careful consideration of text size, font weight, and spacing can further enhance legibility. Designers should always prioritize inclusivity by adhering to accessibility standards and testing color combinations with various users to guarantee a positive experience for everyone.

Shades

Digital Color Formats

RGB
31 57 72
RGB31 57 72
Red
Green
Blue
HSL
201.95deg 39.81% 20.2%
201.9539.8120.2HSL
Hue
Saturation
Lightness
HWB
201.95deg 12.16% 71.76%
201.9512.1671.76HWB
Hue
Whiteness
Blackness
hex#1F3948
rgb31 57 72
hsl201.95deg 39.81% 20.2%
cmyk56.94% 20.83% 0% 71.76%
hwb201.95deg 12.16% 71.76%
xyz-d650.03 0.04 0.07
oklch0.3307 0.0416 235.3
oklab0.3307 -0.02 -0.03
CMYK
56.94% 20.83% 0% 71.76%
56.9420.83071.76CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.04 0.07
0.030.040.07XYZ
X
Y
Z
OKLCH
0.3307 0.0416 235.3
0.33070.0416235.3LCH
Lightness
Chroma
Hue
OKLAB
0.3307 -0.02 -0.03
0.3307-0.02-0.03LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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