Sapphire

#3151A5

General Information about Sapphire (#3151A5)

The color #3151A5, commonly referred to as Sapphire, is a medium-dark shade of blue in the RGB color model. It is created by combining 19.2% red, 31.8% green, and 64.7% blue. In the CMYK color model, which is used for printing, Sapphire consists of 70% cyan, 51% magenta, 0% yellow, and 35% black. This color is often associated with qualities such as loyalty, wisdom, confidence, intelligence, and stability. Sapphire is a popular choice in various design fields due to its versatility and ability to convey a sense of trustworthiness and sophistication. The hexadecimal color code #3151A5 provides a unique identifier for this specific shade of blue, allowing designers and developers to accurately reproduce it across different platforms and media. Understanding the color's composition and its psychological associations is crucial for effective color selection and implementation in design projects.

The hex color #3151A5, also known as Sapphire, presents some accessibility challenges, particularly for users with visual impairments. Its relatively low luminance value of approximately 16.9 cd/m² means that text or elements using this color as a background may not provide sufficient contrast with lighter foreground colors. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text to ensure readability. When using #3151A5, careful consideration should be given to the choice of foreground color to meet these contrast requirements. Lighter colors, such as whites, yellows, and light greens, are better suited for text or elements layered on top of Sapphire, but should still be tested using a contrast checker to confirm compliance. Providing alternative color schemes, especially for users with color blindness, is also crucial to ensure an inclusive user experience. Tools like contrast checkers and color blindness simulators can greatly aid in assessing and improving the accessibility of designs incorporating #3151A5. Additionally, it's beneficial to avoid relying solely on color to convey important information, as this can exclude users who are unable to distinguish between certain colors.

Shades

Digital Color Formats

RGB
49 81 165
RGB49 81 165
Red
Green
Blue
HSL
223.45deg 54.21% 41.96%
223.4554.2141.96HSL
Hue
Saturation
Lightness
HWB
223.45deg 19.22% 35.29%
223.4519.2235.29HWB
Hue
Whiteness
Blackness
hex#3151A5
rgb49 81 165
hsl223.45deg 54.21% 41.96%
cmyk70.3% 50.91% 0% 35.29%
hwb223.45deg 19.22% 35.29%
xyz-d650.11 0.09 0.37
oklch0.4585 0.1408 265.49
oklab0.4585 -0.01 -0.14
CMYK
70.3% 50.91% 0% 35.29%
70.350.91035.29CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.11 0.09 0.37
0.110.090.37XYZ
X
Y
Z
OKLCH
0.4585 0.1408 265.49
0.45850.1408265.49LCH
Lightness
Chroma
Hue
OKLAB
0.4585 -0.01 -0.14
0.4585-0.01-0.14LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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