#199D40 is a mid-toned, temperate teal-green. On the Color Lab it reads organic and grounded. It carries a legible label as a UI accent and sits well as a supporting tone.
Not just a swatch — here's how #199D40 works with other colors. Named schemes with #199D40 in its natural role, and a note on why the supporting colors balance it.
Shamrock Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Shamrock Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.
Shamrock Green plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Shamrock Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Shamrock Green is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Shamrock Green carrying the quiet middle.
How #199D40 actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.
Not a swatch to memorise — a color to build with. Here is #199D40 at work across the surfaces designers actually ship.
:root {
--color-base: #199D40;
--color-base-rgb: 25 157 64;
--color-base-oklch: oklch(61.0% 0.171 147.5);
--color-50: #F1FDF5;
--color-100: #DBFAE4;
--color-200: #B9F4CA;
--color-300: #88E7A5;
--color-400: #5DD581;
--color-500: #3ABB61;
--color-600: #338E4F;
--color-700: #2A653C;
--color-800: #1F4229;
--color-900: #15281B;
--color-on-base: #141310;
}
// tailwind.config.js
colors: {
shamrock-green: {
50: '#F1FDF5',
100: '#DBFAE4',
200: '#B9F4CA',
300: '#88E7A5',
400: '#5DD581',
500: '#3ABB61',
600: '#338E4F',
700: '#2A653C',
800: '#1F4229',
900: '#15281B',
},
}
$base: #199D40; $base-ink: #141310; $base-50: #F1FDF5; $base-100: #DBFAE4; $base-200: #B9F4CA; $base-300: #88E7A5; $base-400: #5DD581; $base-500: #3ABB61; $base-600: #338E4F; $base-700: #2A653C; $base-800: #1F4229; $base-900: #15281B; $base-hover: #147F34; $base-subtle: #B3E9C3;
{
"color": {
"base": {
"value": "#199D40",
"type": "color"
},
"onBase": {
"value": "#141310",
"type": "color"
},
"scale": {
"50": {
"value": "#F1FDF5",
"type": "color"
},
"100": {
"value": "#DBFAE4",
"type": "color"
},
"200": {
"value": "#B9F4CA",
"type": "color"
},
"300": {
"value": "#88E7A5",
"type": "color"
},
"400": {
"value": "#5DD581",
"type": "color"
},
"500": {
"value": "#3ABB61",
"type": "color"
},
"600": {
"value": "#338E4F",
"type": "color"
},
"700": {
"value": "#2A653C",
"type": "color"
},
"800": {
"value": "#1F4229",
"type": "color"
},
"900": {
"value": "#15281B",
"type": "color"
}
}
}
}