COLOR INTELLIGENCE
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COLOR ENCYCLOPEDIA
#1B8E2D is a dark vivid green color. Its RGB value is 27, 142, 45, and its HSL value is 129°, 68%, 33%. Use the values below to move the same color between web code, accessibility checks, palettes, and gradients.
#1B8E2Drgb(27, 142, 45)hsl(129 68% 33%)0.1977On #1B8E2D, black text provides the stronger black-or-white contrast. WCAG contrast still depends on the actual foreground, background, text size, and component being evaluated.
For WCAG 2.x, normal text uses 4.5:1 for AA and 7:1 for AAA. Qualifying large text uses 3:1 for AA and 4.5:1 for AAA.
These references are simple RGB mixes with white or black. They are useful starting points for exploration, not a substitute for perceptual palette tuning or contrast testing.
#3D9F4D#5FB06C#177926#136320HEX, RGB, and HSL represent the same encoded sRGB color in different notations. Choose the form that fits the code or design system you are working in.
color: #1B8E2D; background-color: #1B8E2D; --color-reference: #1B8E2D;
Relative luminance is the WCAG calculation used to derive contrast ratio. #1B8E2D has a relative luminance of 0.1977 on the 0-to-1 scale. That is why its contrast is 4.24:1 against white and 4.95:1 against black.
#1B8E2D is rgb(27, 142, 45).
#1B8E2D is hsl(129 68% 33%).
Black has the stronger contrast of the two: black is 4.95:1 and white is 4.24:1. Check the applicable WCAG target and the real interface context before finalizing the text color.