#178129 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 #178129 works with other colors. Named schemes with #178129 in its natural role, and a note on why the supporting colors balance it.
Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
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.
Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.
Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
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 Green carrying the quiet middle.
How #178129 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 #178129 at work across the surfaces designers actually ship.
:root {
--color-base: #178129;
--color-base-rgb: 23 129 41;
--color-base-oklch: oklch(52.8% 0.155 145.1);
--color-50: #F1FDF3;
--color-100: #DBFAE1;
--color-200: #BAF3C3;
--color-300: #8AE599;
--color-400: #5FD372;
--color-500: #3DB851;
--color-600: #358C44;
--color-700: #2B6435;
--color-800: #204125;
--color-900: #152818;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
green: {
50: '#F1FDF3',
100: '#DBFAE1',
200: '#BAF3C3',
300: '#8AE599',
400: '#5FD372',
500: '#3DB851',
600: '#358C44',
700: '#2B6435',
800: '#204125',
900: '#152818',
},
}
$base: #178129; $base-ink: #FFFFFF; $base-50: #F1FDF3; $base-100: #DBFAE1; $base-200: #BAF3C3; $base-300: #8AE599; $base-400: #5FD372; $base-500: #3DB851; $base-600: #358C44; $base-700: #2B6435; $base-800: #204125; $base-900: #152818; $base-hover: #126821; $base-subtle: #ADE6B6;
{
"color": {
"base": {
"value": "#178129",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F1FDF3",
"type": "color"
},
"100": {
"value": "#DBFAE1",
"type": "color"
},
"200": {
"value": "#BAF3C3",
"type": "color"
},
"300": {
"value": "#8AE599",
"type": "color"
},
"400": {
"value": "#5FD372",
"type": "color"
},
"500": {
"value": "#3DB851",
"type": "color"
},
"600": {
"value": "#358C44",
"type": "color"
},
"700": {
"value": "#2B6435",
"type": "color"
},
"800": {
"value": "#204125",
"type": "color"
},
"900": {
"value": "#152818",
"type": "color"
}
}
}
}