Gulf Blue

#040057

General Information about Gulf Blue

The hex color #040057, also known as Gulf Blue, is a very dark shade of blue, verging on purple. It is composed of 1.57% red, 0% green, and 34.12% blue. In the RGB color space, it has values of R:4, G:0, and B:87. In the CMYK color space, it is composed of 95.4% cyan, 100% magenta, 0% yellow, and 65.9% black. Gulf Blue evokes feelings of depth, mystery, and sophistication. It is often associated with the ocean depths or the night sky. It can be used to create a sense of calm and serenity or to add a touch of drama and elegance to a design. Its dark nature means it should be used carefully with very light elements to maintain readability.

The hex color #040057, also known as Gulf Blue, presents significant accessibility challenges, primarily due to its very dark nature. When used as a background color, it requires extremely light text (ideally white or near-white) to ensure sufficient contrast for readability. According to WCAG guidelines, the contrast ratio between text and background should be at least 4.5:1 for normal text and 3:1 for large text to meet AA compliance. #040057 likely fails to meet these ratios with most text colors except for the very lightest shades. Therefore, it's crucial to perform thorough contrast testing using online tools before deploying this color in a user interface. If sufficient contrast cannot be achieved, consider using a lighter tint of blue or pairing it with lighter interface elements to enhance usability, especially for users with visual impairments. Careful consideration is needed to ensure that interactive elements like buttons and links are clearly distinguishable against this dark background.

Shades

Digital Color Formats

RGB
4 0 87
RGB4 0 87
Red
Green
Blue
HSL
242.76 100% 17.06%
242.7610017.06HSL
Hue
Saturation
Lightness
HWB
242.76 0% 65.88%
242.76065.88HWB
Hue
Whiteness
Blackness
hex#040057
rgb4 0 87
hsl242.76 100% 17.06%
cmyk95.4% 100% 0% 65.88%
hwb242.76 0% 65.88%
xyz1.77 0.71 9.06
CMYK
95.4% 100% 0% 65.88%
95.4100065.88CMYK
Cyan
Magenta
Yellow
Key
XYZ
1.77 0.71 9.06
1.770.719.06XYZ
X
Y
Z

Alternative colors

Applications

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