Big Stone

#1B3440

General Information about #1B3440

The hexadecimal color code #1B3440 represents a dark, muted shade of blue-gray. It is often described as resembling a "Big Stone," evoking a sense of stability, depth, and understated elegance. In the RGB color model, #1B3440 consists of 10.59% red, 20.39% green, and 25.1% blue. Its CMYK equivalent is approximately 58% cyan, 19% magenta, 0% yellow, and 75% black. This color is frequently used in design contexts where a subtle, sophisticated, or calming effect is desired. Its low saturation and luminance make it a versatile choice for backgrounds, text, and accents, providing a sense of groundedness and quiet sophistication.

The hex color #1B3440, also known as Big Stone, presents unique accessibility considerations for web development. With its relatively low lightness value, it is crucial to ensure sufficient contrast when used as a background or text color. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for normal text and 3:1 for large text. When using #1B3440 as a background, pairing it with lighter text colors like white or light gray is essential to meet these standards. Conversely, if #1B3440 is used as the text color, a lighter background is necessary. Tools like contrast checkers can help assess the contrast ratio. Avoid pairing it with colors that are too close in value, as this can cause readability issues, especially for users with visual impairments. Proper use of ARIA attributes can also improve accessibility by providing additional information to assistive technologies.

Shades

Digital Color Formats

RGB
27 52 64
RGB27 52 64
Red
Green
Blue
HSL
199.46deg 40.66% 17.84%
199.4640.6617.84HSL
Hue
Saturation
Lightness
HWB
199.46deg 10.59% 74.9%
199.4610.5974.9HWB
Hue
Whiteness
Blackness
hex#1B3440
rgb27 52 64
hsl199.46deg 40.66% 17.84%
cmyk57.81% 18.75% 0% 74.9%
hwb199.46deg 10.59% 74.9%
xyz-d650.03 0.03 0.05
oklch0.3104 0.0378 230.5
oklab0.3104 -0.02 -0.03
CMYK
57.81% 18.75% 0% 74.9%
57.8118.75074.9CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.03 0.03 0.05
0.030.030.05XYZ
X
Y
Z
OKLCH
0.3104 0.0378 230.5
0.31040.0378230.5LCH
Lightness
Chroma
Hue
OKLAB
0.3104 -0.02 -0.03
0.3104-0.02-0.03LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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