Nile Blue

#153B54

General Information about Nile Blue

The hexadecimal color code #153B54, commonly referred to as Nile Blue, is a dark shade of cyan-blue. It is composed of 8.24% red, 23.14% green, and 32.94% blue. In the RGB color model, this translates to 21 red, 59 green, and 84 blue. When converted to the CMYK color model, Nile Blue consists of 75% cyan, 30% magenta, 0% yellow, and 67% black. This color is often associated with calmness, depth, and sophistication, making it a popular choice in various design applications. Nile Blue is a dark, muted color that leans towards the cooler side of the spectrum.

The hex color #153B54, also known as Nile Blue, presents specific accessibility considerations for web developers. Its relatively low luminance necessitates careful pairing with contrasting colors to ensure readability for all users, including those with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. When using #153B54 as a background, lighter colors such as whites, yellows, or light greens would be ideal for text to meet these accessibility standards. Conversely, using this color for text requires a very light background. Tools such as contrast checkers can assist in verifying sufficient contrast. It's also important to consider providing alternative styling options for users who may have custom color preferences or rely on assistive technologies.

Shades

Digital Color Formats

RGB
21 59 84
RGB21 59 84
Red
Green
Blue
HSL
203.81deg 60% 20.59%
203.816020.59HSL
Hue
Saturation
Lightness
HWB
203.81deg 8.24% 67.06%
203.818.2467.06HWB
Hue
Whiteness
Blackness
hex#153B54
rgb21 59 84
hsl203.81deg 60% 20.59%
cmyk75% 29.76% 0% 67.06%
hwb203.81deg 8.24% 67.06%
xyz-d650.03 0.04 0.09
oklch0.3379 0.0614 240.91
oklab0.3379 -0.03 -0.05
CMYK
75% 29.76% 0% 67.06%
7529.76067.06CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.04 0.09
0.030.040.09XYZ
X
Y
Z
OKLCH
0.3379 0.0614 240.91
0.33790.0614240.91LCH
Lightness
Chroma
Hue
OKLAB
0.3379 -0.03 -0.05
0.3379-0.03-0.05LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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