Nile Blue

#133F52

General Information

Nile Blue, represented by the hexadecimal color code #133F52, is a dark shade of cyan-blue. It evokes a sense of depth and tranquility, reminiscent of the waters of the Nile River. In the RGB color model, #133F52 consists of 7.45% red, 24.71% green, and 32.16% blue. Its CMYK values are 76.4% cyan, 23.1% magenta, 0% yellow, and 67.8% black. This color falls within the blue-green spectrum, leaning more towards the blue side. Colors like Nile Blue are often associated with stability, trust, and intelligence, making them suitable for various applications in design and branding. Its muted nature allows it to be both calming and sophisticated, providing a versatile option for creating balanced and harmonious compositions.

The color #133F52, a deep, muted blue reminiscent of Nile waters, presents specific accessibility considerations for web design. Its low luminance value requires careful attention to contrast ratios, especially concerning text and interactive elements. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text against its background to ensure readability for users with moderate visual impairments. For large text (14pt bold or 18pt regular), a contrast ratio of 3:1 is acceptable. When using #133F52 as a background color, it's imperative to pair it with light foreground colors, such as white or a pale yellow, to meet these contrast requirements. Tools like the WebAIM Contrast Checker can be used to evaluate the contrast ratio of any color combination. Also, avoid using #133F52 for critical visual elements like links or buttons without providing additional cues, such as underlines or icons, as color alone is not sufficient to convey meaning for visually impaired users.

Shades

Digital Color Formats

RGB
19 63 82
RGB19 63 82
Red
Green
Blue
HSL
198.1deg 62.38% 19.8%
198.162.3819.8HSL
Hue
Saturation
Lightness
HWB
198.1deg 7.45% 67.84%
198.17.4567.84HWB
Hue
Whiteness
Blackness
hex#133F52
rgb19 63 82
hsl198.1deg 62.38% 19.8%
cmyk76.83% 23.17% 0% 67.84%
hwb198.1deg 7.45% 67.84%
xyz-d650.04 0.04 0.09
oklch0.3471 0.0576 230.43
oklab0.3471 -0.04 -0.04
CMYK
76.83% 23.17% 0% 67.84%
76.8323.17067.84CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.04 0.09
0.040.040.09XYZ
X
Y
Z
OKLCH
0.3471 0.0576 230.43
0.34710.0576230.43LCH
Lightness
Chroma
Hue
OKLAB
0.3471 -0.04 -0.04
0.3471-0.04-0.04LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons