What color is #12A91C?

#12A91C is a dark, vivid green. In RGB it is rgb(18, 169, 28), and in HSL hsl(124, 81%, 37%).

Is #12A91C accessible as text?

On white, #12A91C has a contrast ratio of 3.13:1 (fails WCAG AA for body text); on black it is 6.72:1 (passes). For text placed on #12A91C, use black for the best readability.

What is the closest Tailwind color to #12A91C?

The nearest Tailwind CSS token is green-600 (#00A63E).

What colors go well with #12A91C?

#12A91C pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #AB12A1. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #12A91C below.

Is #12A91C good for buttons?

#12A91C works well for buttons and highlights, but use black text on #12A91C — white text only reaches 3.13:1, below the 4.5:1 needed for normal-size labels.

Is #12A91C the same as CSS mediumseagreen?

No — #12A91C is not the CSS named color mediumseagreen, but mediumseagreen (#3CB371) is the closest CSS named color.

#12A91C Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #12A91C

Not just a swatch — here's how #12A91C works with other colors. Named schemes with #12A91C in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #12A91C Surface #13161A Highlight #F4F6F8 Secondary #576770 Accent #5CCE5A

Kelly Green is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Kelly Green.

Japanese Sand Base · 5 colors

Base #12A91C Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Kelly Green sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Botanical Studio Lead · 5 colors

Lead #12A91C Secondary #4C6B3B Accent #AD6B00 Surface #EEEAD6 Anchor #3C2F20

Kelly Green leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #12A91C Secondary #9CC499 Support #989286 Ink #17140F

Kelly 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 Kelly Green carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #12A91C Accent #A8C4BA Surface #E2D9BE Secondary #9AA09F Anchor #193648

Kelly Green opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Build a working theme in the generator →

Color Lab

How #12A91C 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.

Warmth 47/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 39/100

Low

Middle-weight — neither delicate nor heavy.

Depth 39/100

Low

Mid depth — usable as an accent or a muted ground.

Naturalness 30/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 39/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 80/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 68/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 21/100

Low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 54/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #12A91C

For UI

For branding

For interior

For fashion

People also use #12A91C with

Malachite Jade Green Mauveine Platinum Hunter Green

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

Body text Do not use for body copy on light surfaces. Avoid

Large display Fine for headings 24px+ on white. Pass

Background Pair with #141310 text at 5.9:1. Use

Subtle surface Use #CCF2CF for cards and hover fills. Tint 80

Avoid beside #12AB4F — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #12A91C at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #12A91C;
  --color-base-rgb: 18 169 28;
  --color-base-oklch: oklch(63.9% 0.208 143.1);
  --color-50: #F1FEF1;
  --color-100: #D9FCDB;
  --color-200: #B5F7BA;
  --color-300: #83EC8A;
  --color-400: #56DC5F;
  --color-500: #33C23D;
  --color-600: #2E9335;
  --color-700: #27682B;
  --color-800: #1D4420;
  --color-900: #142A15;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  kelly-green: {
    50: '#F1FEF1',
    100: '#D9FCDB',
    200: '#B5F7BA',
    300: '#83EC8A',
    400: '#56DC5F',
    500: '#33C23D',
    600: '#2E9335',
    700: '#27682B',
    800: '#1D4420',
    900: '#142A15',
  },
}

$base: #12A91C;
$base-ink: #141310;
$base-50: #F1FEF1;
$base-100: #D9FCDB;
$base-200: #B5F7BA;
$base-300: #83EC8A;
$base-400: #56DC5F;
$base-500: #33C23D;
$base-600: #2E9335;
$base-700: #27682B;
$base-800: #1D4420;
$base-900: #142A15;
$base-hover: #0E8916;
$base-subtle: #B1ECB5;

{
    "color": {
        "base": {
            "value": "#12A91C",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF1",
                "type": "color"
            },
            "100": {
                "value": "#D9FCDB",
                "type": "color"
            },
            "200": {
                "value": "#B5F7BA",
                "type": "color"
            },
            "300": {
                "value": "#83EC8A",
                "type": "color"
            },
            "400": {
                "value": "#56DC5F",
                "type": "color"
            },
            "500": {
                "value": "#33C23D",
                "type": "color"
            },
            "600": {
                "value": "#2E9335",
                "type": "color"
            },
            "700": {
                "value": "#27682B",
                "type": "color"
            },
            "800": {
                "value": "#1D4420",
                "type": "color"
            },
            "900": {
                "value": "#142A15",
                "type": "color"
            }
        }
    }
}