Green Waterloo

#121803

General Information

The hex color code #121803, known as Green Waterloo, is a very dark shade of green, almost appearing black. It is composed of 7.1% red, 9.4% green, and 1.2% blue. In the RGB color space, it is represented as (18, 24, 3). This color has a low saturation and luminance, making it appear subdued and earthy. It is not a commonly used color due to its darkness, but it can be useful in specific design contexts where a very subtle, dark green is desired. Its CMYK values are C:25, M:0, Y:88, K:91. The #121803 hex color not suitable for use in text because of its darkness.

The color #121803, also known as Green Waterloo, presents significant accessibility challenges due to its low luminance value. Its dark nature makes it difficult to achieve sufficient contrast with lighter text or background elements, potentially causing readability issues for users, especially those with visual impairments. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is recommended for standard text and 3:1 for large text. Given the darkness of this color, careful consideration is needed to ensure compliance with these standards. Designers should use contrast checkers to verify adequate contrast levels and might need to opt for much lighter foreground colors or alternative, more accessible color choices to ensure a positive user experience. Thoughtful implementation is crucial to avoid excluding users with disabilities.

Shades

Digital Color Formats

RGB
18 24 3
RGB18 24 3
Red
Green
Blue
HSL
77.14deg 77.78% 5.29%
77.1477.785.29HSL
Hue
Saturation
Lightness
HWB
77.14deg 1.18% 90.59%
77.141.1890.59HWB
Hue
Whiteness
Blackness
hex#121803
rgb18 24 3
hsl77.14deg 77.78% 5.29%
cmyk25% 0% 87.5% 90.59%
hwb77.14deg 1.18% 90.59%
xyz-d650.01 0.01 0
oklch0.1965 0.0404 122.53
oklab0.1965 -0.02 0.03
CMYK
25% 0% 87.5% 90.59%
25087.590.59CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.01 0
0.010.010XYZ
X
Y
Z
OKLCH
0.1965 0.0404 122.53
0.19650.0404122.53LCH
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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