Nile Blue

#283B4B

General Information about #283B4B

The hexadecimal color #283B4B, also known as Nile Blue, is a dark shade of cyan-blue. In the RGB color model, it is composed of 16.08% red, 23.14% green, and 29.41% blue. This composition gives it a cool, calming appearance. In the CMYK color model, it consists of 45.27% cyan, 21.21% magenta, 0% yellow, and 70.59% black. The color's muted nature makes it suitable for backgrounds and accents, providing a subtle yet sophisticated touch. Nile Blue is often associated with stability, trustworthiness, and professionalism, making it a popular choice in corporate branding and design. Its hexadecimal representation allows for precise color matching across various digital platforms. It is a versatile color that lends itself to many creative applications.

The color #283B4B, a muted blue-gray, presents some accessibility considerations. When used as a background color, it requires careful selection of foreground text colors to ensure sufficient contrast for readability. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Lighter shades of gray, beige, or even muted yellows can provide adequate contrast. It's crucial to test color combinations using accessibility tools to verify compliance. For users with visual impairments, especially those with low vision or color blindness, insufficient contrast can make content difficult or impossible to perceive. Additionally, avoid using this color as the sole indicator of interactive elements; supplement it with text labels or icons to ensure usability for all users. Thoughtful application of this color, combined with attention to contrast ratios, can lead to a more inclusive and accessible design.

Shades

Digital Color Formats

RGB
40 59 75
RGB40 59 75
Red
Green
Blue
HSL
207.43deg 30.43% 22.55%
207.4330.4322.55HSL
Hue
Saturation
Lightness
HWB
207.43deg 15.69% 70.59%
207.4315.6970.59HWB
Hue
Whiteness
Blackness
hex#283B4B
rgb40 59 75
hsl207.43deg 30.43% 22.55%
cmyk46.67% 21.33% 0% 70.59%
hwb207.43deg 15.69% 70.59%
xyz-d650.04 0.04 0.07
oklch0.3433 0.0374 244.63
oklab0.3433 -0.02 -0.03
CMYK
46.67% 21.33% 0% 70.59%
46.6721.33070.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.04 0.04 0.07
0.040.040.07XYZ
X
Y
Z
OKLCH
0.3433 0.0374 244.63
0.34330.0374244.63LCH
Lightness
Chroma
Hue
OKLAB
0.3433 -0.02 -0.03
0.3433-0.02-0.03LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons