Nile Blue

#1E3748

General Information about #1E3748

The hex color #1E3748, also known as Nile Blue, is a dark, muted shade of blue-gray. In the RGB color model, it is composed of 11.76% red, 21.57% green, and 28.24% blue. This combination gives it a cool, calming appearance. Nile Blue is often associated with sophistication, stability, and depth. It is a versatile color that can be used in various design contexts, from web design to interior decoration. Its subdued nature makes it a good choice for backgrounds or elements where you want to create a sense of professionalism and trustworthiness. The color falls within the blue-cyan hue range on the color wheel, making it closely related to other shades of blue and green. In terms of color theory, #1E3748 can be effectively paired with complementary colors like shades of orange or yellow to create visually appealing contrasts.

The hex color #1E3748, also known as Nile Blue, presents certain accessibility considerations, particularly for web development. Its relatively low luminance value means it can pose challenges when used as text against a dark background or as a background color for dark text. According to WCAG guidelines, sufficient contrast between text and background colors is crucial for readability, especially for users with visual impairments. A contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. When using #1E3748, careful attention must be paid to the foreground color choice to ensure compliance with these accessibility standards. Lighter colors like whites, creams, or light yellows are more suitable to provide adequate contrast. Tools like contrast checkers can assist developers in verifying compliance with accessibility standards and ensuring an inclusive user experience. For decorative elements, the contrast requirements are lower, but it's still important to consider user needs and ensure that the color choices do not create a confusing or disorienting experience.

Shades

Digital Color Formats

RGB
30 55 72
RGB30 55 72
Red
Green
Blue
HSL
204.29deg 41.18% 20%
204.2941.1820HSL
Hue
Saturation
Lightness
HWB
204.29deg 11.76% 71.76%
204.2911.7671.76HWB
Hue
Whiteness
Blackness
hex#1E3748
rgb30 55 72
hsl204.29deg 41.18% 20%
cmyk58.33% 23.61% 0% 71.76%
hwb204.29deg 11.76% 71.76%
xyz-d650.03 0.03 0.07
oklch0.3246 0.0434 239.75
oklab0.3246 -0.02 -0.04
CMYK
58.33% 23.61% 0% 71.76%
58.3323.61071.76CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.07
0.030.030.07XYZ
X
Y
Z
OKLCH
0.3246 0.0434 239.75
0.32460.0434239.75LCH
Lightness
Chroma
Hue
OKLAB
0.3246 -0.02 -0.04
0.3246-0.02-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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