#428103 is a mid-toned, temperate 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 #428103 works with other colors. Named schemes with #428103 in its natural role, and a note on why the supporting colors balance it.
Avocado leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.
Avocado plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.
Avocado 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.
Avocado sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.
Avocado 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 Avocado carrying the quiet middle.
How #428103 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 #428103 at work across the surfaces designers actually ship.
:root {
--color-base: #428103;
--color-base-rgb: 66 129 3;
--color-base-oklch: oklch(53.9% 0.156 135.0);
--color-50: #F7FEF0;
--color-100: #EBFDD8;
--color-200: #D6FCB1;
--color-300: #B8F57A;
--color-400: #99E84A;
--color-500: #7ACE27;
--color-600: #619C26;
--color-700: #476E21;
--color-800: #30471A;
--color-900: #1F2B12;
--color-on-base: #FFFFFF;
}
// tailwind.config.js
colors: {
avocado: {
50: '#F7FEF0',
100: '#EBFDD8',
200: '#D6FCB1',
300: '#B8F57A',
400: '#99E84A',
500: '#7ACE27',
600: '#619C26',
700: '#476E21',
800: '#30471A',
900: '#1F2B12',
},
}
$base: #428103; $base-ink: #FFFFFF; $base-50: #F7FEF0; $base-100: #EBFDD8; $base-200: #D6FCB1; $base-300: #B8F57A; $base-400: #99E84A; $base-500: #7ACE27; $base-600: #619C26; $base-700: #476E21; $base-800: #30471A; $base-900: #1F2B12; $base-hover: #356703; $base-subtle: #C6EF9E;
{
"color": {
"base": {
"value": "#428103",
"type": "color"
},
"onBase": {
"value": "#FFFFFF",
"type": "color"
},
"scale": {
"50": {
"value": "#F7FEF0",
"type": "color"
},
"100": {
"value": "#EBFDD8",
"type": "color"
},
"200": {
"value": "#D6FCB1",
"type": "color"
},
"300": {
"value": "#B8F57A",
"type": "color"
},
"400": {
"value": "#99E84A",
"type": "color"
},
"500": {
"value": "#7ACE27",
"type": "color"
},
"600": {
"value": "#619C26",
"type": "color"
},
"700": {
"value": "#476E21",
"type": "color"
},
"800": {
"value": "#30471A",
"type": "color"
},
"900": {
"value": "#1F2B12",
"type": "color"
}
}
}
}