Nile Blue

#1F384A

General Information

The hexadecimal color code #1F384A, also known as Nile Blue, is a dark, desaturated cyan-blue color. It is composed of 12.2% red, 21.96% green, and 29.02% blue. In the RGB color space, it has a hue of 210 degrees, a saturation of 40.6%, and a lightness of 20.6%. This color is often associated with calmness, serenity, and stability, making it a popular choice for various design applications. Nile Blue is not a primary color, but rather a tertiary color that combines elements of blue and green. The specific shade can evoke feelings of trustworthiness and sophistication, which makes it suited for corporate branding, website design, and even interior decoration.

The hex color #1F384A, also known as Nile Blue, presents some accessibility challenges, particularly in text-based contexts. Its relatively low lightness value means that it requires careful consideration of contrast ratios to ensure readability for users with visual impairments. According to WCAG guidelines, sufficient contrast is crucial for text and interactive elements. When using #1F384A as a background color, it's essential to pair it with a light-colored text to meet the minimum contrast ratio of 4.5:1 for normal text and 3:1 for large text. Tools like contrast checkers can help web developers verify compliance. Additionally, avoid using this color for critical information or actions without providing alternative visual cues, such as icons or underlines, to improve usability for all users.

Shades

Digital Color Formats

RGB
31 56 74
RGB31 56 74
Red
Green
Blue
HSL
205.12deg 40.95% 20.59%
205.1240.9520.59HSL
Hue
Saturation
Lightness
HWB
205.12deg 12.16% 70.98%
205.1212.1670.98HWB
Hue
Whiteness
Blackness
hex#1F384A
rgb31 56 74
hsl205.12deg 40.95% 20.59%
cmyk58.11% 24.32% 0% 70.98%
hwb205.12deg 12.16% 70.98%
xyz-d650.03 0.04 0.07
oklch0.329 0.0447 241.26
oklab0.329 -0.02 -0.04
CMYK
58.11% 24.32% 0% 70.98%
58.1124.32070.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.04 0.07
0.030.040.07XYZ
X
Y
Z
OKLCH
0.329 0.0447 241.26
0.3290.0447241.26LCH
Lightness
Chroma
Hue
OKLAB
0.329 -0.02 -0.04
0.329-0.02-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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