Green Waterloo

#151703

General Information about Green Waterloo

The hexadecimal color code #151703 represents a very dark shade of green, often referred to as Green Waterloo. This color is composed of 8.24% red, 9.02% green, and 1.18% blue. In the RGB color space, it has the numerical values of 21 for red, 23 for green, and 3 for blue. Converted to the CMYK color space, it consists of 0% cyan, 0% magenta, 87% yellow, and 91% black. This indicates that the color is heavily weighted towards yellow and black, resulting in its deep, muted green appearance. Colors similar to Green Waterloo are often associated with nature, earthiness, and a sense of groundedness, although its darkness limits its versatility in design. It is best used in combination with lighter colors to create contrast and visual interest.

The hex color #151703, also known as Green Waterloo, presents significant accessibility challenges due to its very low luminance. Its dark nature results in extremely poor contrast against common background colors like white, making it difficult for users with visual impairments to read text or distinguish interface elements. To improve accessibility, it is crucial to use this color sparingly and pair it with significantly lighter colors to achieve a contrast ratio that meets WCAG guidelines. A contrast ratio of at least 4.5:1 for normal text and 3:1 for large text is recommended. Avoid using #151703 for critical information or interactive elements without ensuring sufficient contrast. Consider providing alternative color schemes that offer better visibility for users with different visual needs. Furthermore, using tools to simulate how the color appears to individuals with color blindness can aid in making informed design decisions.

Shades

Digital Color Formats

RGB
21 23 3
RGB21 23 3
Red
Green
Blue
HSL
66deg 76.92% 5.1%
6676.925.1HSL
Hue
Saturation
Lightness
HWB
66deg 1.18% 90.98%
661.1890.98HWB
Hue
Whiteness
Blackness
hex#151703
rgb21 23 3
hsl66deg 76.92% 5.1%
cmyk8.7% 0% 86.96% 90.98%
hwb66deg 1.18% 90.98%
xyz-d650.01 0.01 0
oklch0.1965 0.0372 114.2
oklab0.1965 -0.02 0.03
CMYK
8.7% 0% 86.96% 90.98%
8.7086.9690.98CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0
0.010.010XYZ
X
Y
Z
OKLCH
0.1965 0.0372 114.2
0.19650.0372114.2LCH
Lightness
Chroma
Hue
OKLAB
0.1965 -0.02 0.03
0.1965-0.020.03LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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