Sapphire

#2B4999

General Information about #2B4999

The hexadecimal color #2B4999, also known as Sapphire, is a dark shade of blue. It is composed of 17.1% red, 28.6% green, and 60% blue. In the RGB color model, this translates to 43 red, 73 green, and 153 blue. The corresponding CMYK color code is 72% cyan, 52% magenta, 0% yellow, and 40% black. In the HSL (hue, saturation, lightness) system, #2B4999 has a hue of 221 degrees, a saturation of 56%, and a lightness of 38%. Sapphire blue is often associated with trust, loyalty, wisdom, confidence, intelligence, faith, truth, and heaven. It is a calming and sophisticated color, often used to convey stability and authority. It is more purple than a true blue, yet not quite as deeply pigmented as its namesake gem stone.

The color #2B4999, a deep sapphire blue, presents some accessibility considerations for web design. When used as a background color, it's crucial to ensure sufficient contrast with the text color. Light text colors like white or light yellow are generally recommended to meet WCAG (Web Content Accessibility Guidelines) standards for contrast ratios. A contrast ratio of at least 4.5:1 is required for normal text and 3:1 for large text. If the contrast is insufficient, users with low vision or color blindness may struggle to read the content. Additionally, avoid using this color as the sole indicator for interactive elements like links or buttons. Supplement it with other visual cues like underlines or borders to ensure usability for all users. Thoroughly testing your color choices with accessibility tools is always advisable. Also consider that while this dark blue might create a relaxing atmosphere it is not suitable for extended reading, if not used in the right setting and with appropriate contrast. Remember, accessibility is essential for providing an inclusive web experience.

Shades

Digital Color Formats

RGB
43 73 153
RGB43 73 153
Red
Green
Blue
HSL
223.64deg 56.12% 38.43%
223.6456.1238.43HSL
Hue
Saturation
Lightness
HWB
223.64deg 16.86% 40%
223.6416.8640HWB
Hue
Whiteness
Blackness
hex#2B4999
rgb43 73 153
hsl223.64deg 56.12% 38.43%
cmyk71.9% 52.29% 0% 40%
hwb223.64deg 16.86% 40%
xyz-d650.09 0.08 0.31
oklch0.4294 0.1358 265.53
oklab0.4294 -0.01 -0.14
CMYK
71.9% 52.29% 0% 40%
71.952.29040CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.09 0.08 0.31
0.090.080.31XYZ
X
Y
Z
OKLCH
0.4294 0.1358 265.53
0.42940.1358265.53LCH
Lightness
Chroma
Hue
OKLAB
0.4294 -0.01 -0.14
0.4294-0.01-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

Buttons