Celtic

#18281E

General Information about #18281E

The hexadecimal color code #18281E, often referred to as 'Celtic,' is a dark, muted shade of green. It belongs to the broader category of earth tones and is characterized by its low saturation and luminance. In the RGB color model, #18281E consists of 9.41% red, 15.69% green, and 11.76% blue. This composition gives it a subtle, natural appearance, reminiscent of deep forests and shaded landscapes. Colors like #18281E are often associated with feelings of tranquility, stability, and sophistication. In color psychology, dark greens can symbolize growth, renewal, and harmony, making them suitable for designs aiming to evoke these emotions. This particular shade is not very common in mainstream applications due to its darkness, often requiring careful consideration in design to ensure readability and contrast.

The color #18281E, also known as Celtic, presents some accessibility challenges, especially when used for text. Its low luminance value of approximately 5.4 cd/m² means that it requires careful consideration of contrast ratios. According to WCAG guidelines, a contrast ratio of at least 4.5:1 is required for normal-sized text and 3:1 for large text (14pt bold or 18pt regular) to ensure readability for users with moderate visual impairments. When pairing #18281E with lighter colors, such as off-whites or light greens, a sufficient contrast ratio may be achieved. However, using it with darker colors is strongly discouraged due to the likelihood of failing accessibility standards. To ensure inclusivity, web developers should use contrast checking tools to verify that their color combinations meet WCAG requirements. Additionally, providing alternative text or visual cues can further enhance accessibility for all users.

Shades

Digital Color Formats

RGB
24 40 30
RGB24 40 30
Red
Green
Blue
HSL
142.5deg 25% 12.55%
142.52512.55HSL
Hue
Saturation
Lightness
HWB
142.5deg 9.41% 84.31%
142.59.4184.31HWB
Hue
Whiteness
Blackness
hex#18281E
rgb24 40 30
hsl142.5deg 25% 12.55%
cmyk40% 0% 25% 84.31%
hwb142.5deg 9.41% 84.31%
xyz-d650.01 0.02 0.02
oklch0.2589 0.0287 156.4
oklab0.2589 -0.03 0.01
CMYK
40% 0% 25% 84.31%
4002584.31CMYK
Cyan
Magenta
Yellow
Key
XYZ-d65
0.01 0.02 0.02
0.010.020.02XYZ
X
Y
Z
OKLCH
0.2589 0.0287 156.4
0.25890.0287156.4LCH
Lightness
Chroma
Hue
OKLAB
0.2589 -0.03 0.01
0.2589-0.030.01LAB
Lightness
Green-Red
Blue-Yellow

Alternative colors

Applications

Complementary color

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