Gulf Blue

#000A63

General Information about Gulf Blue

The hexadecimal color code #000A63 represents a dark shade of blue, often referred to as 'Gulf Blue'. It is composed of 0% red, 3.92% green, and 38.82% blue. In the RGB color model, this equates to R:0, G:10, B:99. The corresponding CMYK color code is C:100, M:90, Y:0, K:61, indicating that the color is primarily composed of cyan and magenta. Gulf Blue has a hue of 232 degrees, a saturation of 100%, and a lightness of 19.4%. This color evokes feelings of trust, loyalty, and stability, making it a popular choice for corporate branding and designs where these qualities are desired. It's deep and calming nature makes it ideal for designs which are intended to be serious and/or trustful.

The hex color #000a63, also known as Gulf Blue, presents some accessibility challenges, especially in text-based applications. Its low lightness value (very dark blue) means that it requires very light foreground text colors to ensure sufficient contrast for readability. A contrast ratio of at least 4.5:1 is recommended for normal-sized text, as per WCAG guidelines. White (#FFFFFF) or very light shades of yellow or green would be suitable choices. When used for interactive elements, such as buttons or links, sufficient visual cues beyond color alone are necessary to ensure usability for users with color vision deficiencies. Consider using underlines, borders, or icons to provide additional indicators of functionality. Also, avoid using this color as the sole means of conveying important information.

Shades

Digital Color Formats

RGB
0 10 99
RGB0 10 99
Red
Green
Blue
HSL
233.94deg 100% 19.41%
233.9410019.41HSL
Hue
Saturation
Lightness
HWB
233.94deg 0% 61.18%
233.94061.18HWB
Hue
Whiteness
Blackness
hex#000A63
rgb0 10 99
hsl233.94deg 100% 19.41%
cmyk100% 89.9% 0% 61.18%
hwb233.94deg 0% 61.18%
xyz-d650.02 0.01 0.12
oklch0.2382 0.1482 264.21
oklab0.2382 -0.01 -0.15
CMYK
100% 89.9% 0% 61.18%
10089.9061.18CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.02 0.01 0.12
0.020.010.12XYZ
X
Y
Z
OKLCH
0.2382 0.1482 264.21
0.23820.1482264.21LCH
Lightness
Chroma
Hue
OKLAB
0.2382 -0.01 -0.15
0.2382-0.01-0.15LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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