Nile Blue

#183A49

General Information about Nile Blue

The hexadecimal color code #183A49 represents a dark shade of blue, often referred to as Nile Blue. It is composed of 9.4% red, 22.7% green, and 28.6% blue. In the RGB color model, this translates to (24, 58, 73). The corresponding CMYK values are (67, 21, 0, 71), indicating that it requires a high amount of cyan and black for printing. Nile Blue is often associated with feelings of calmness, sophistication, and stability. It is commonly used in design to create a sense of trust and professionalism. The color is not part of the web safe colors. The color can create a elegant atmosphere.

The color #183A49, also known as Nile Blue, presents some accessibility challenges, particularly concerning color contrast. When used as a background color, it's crucial to select foreground text colors that offer sufficient contrast to ensure readability for users with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. Lighter colors such as #ADD8E6 (light blue) or #F0F8FF (alice blue) could work better, but need to be checked. Tools like contrast checkers are helpful to determine the contrast ratio between text and background colors. Designers should avoid pairing #183A49 with dark text colors as this could strain visibility. Ensuring proper color contrast is vital for creating an inclusive and accessible web experience.

Shades

Digital Color Formats

RGB
24 58 73
RGB24 58 73
Red
Green
Blue
HSL
198.37deg 50.52% 19.02%
198.3750.5219.02HSL
Hue
Saturation
Lightness
HWB
198.37deg 9.41% 71.37%
198.379.4171.37HWB
Hue
Whiteness
Blackness
hex#183A49
rgb24 58 73
hsl198.37deg 50.52% 19.02%
cmyk67.12% 20.55% 0% 71.37%
hwb198.37deg 9.41% 71.37%
xyz-d650.03 0.04 0.07
oklch0.3303 0.0474 229.47
oklab0.3303 -0.03 -0.04
CMYK
67.12% 20.55% 0% 71.37%
67.1220.55071.37CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.04 0.07
0.030.040.07XYZ
X
Y
Z
OKLCH
0.3303 0.0474 229.47
0.33030.0474229.47LCH
Lightness
Chroma
Hue
OKLAB
0.3303 -0.03 -0.04
0.3303-0.03-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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