What color is #40C729?

#40C729 is a medium green. In RGB it is rgb(64, 199, 41), and in HSL hsl(111, 66%, 47%).

Is #40C729 accessible as text?

On white, #40C729 has a contrast ratio of 2.23:1 (fails WCAG AA for body text); on black it is 9.42:1 (passes). For text placed on #40C729, use black for the best readability.

What is the closest Tailwind color to #40C729?

The nearest Tailwind CSS token is green-500 (#00C950).

What colors go well with #40C729?

#40C729 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #AF29C7. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #40C729 below.

Is #40C729 good for buttons?

#40C729 works well for buttons and highlights, but use black text on #40C729 — white text only reaches 2.23:1, below the 4.5:1 needed for normal-size labels.

Is #40C729 the same as CSS limegreen?

No — #40C729 is not the CSS named color limegreen, but limegreen (#32CD32) is the closest CSS named color.

#40C729 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #40C729

Not just a swatch — here's how #40C729 works with other colors. Named schemes with #40C729 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #40C729 Surface #13161A Highlight #F4F6F8 Secondary #576770 Accent #7AEC69

Lime 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 Lime Green.

Japanese Sand Base · 5 colors

Base #40C729 Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Lime 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 #40C729 Secondary #4D6B3B Accent #AE6B00 Surface #EFEAD6 Anchor #3C2F21

Lime 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 #40C729 Secondary #B8E1B1 Support #989286 Ink #17140F

Lime 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 Lime Green carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #40C729 Accent #A8C4BA Surface #E2D9BE Secondary #9AA09F Anchor #193648

Lime 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 #40C729 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 49/100

Neutral

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

Softness 41/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 30/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 20/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 16/100

Very low

Clean and current — no dusty, aged cast.

Luxury 30/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 86/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 38/100

Low

Workable accent with care around contrast.

Surface fit 29/100

Low

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

Print safety 51/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #40C729

For UI

For branding

For interior

For fashion

People also use #40C729 with

Yellow Green Emerald Green Dark Orchid Platinum Hunter Green

UI roles & guardrails

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

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

Large display Only on dark surfaces. Avoid

Background Pair with #141310 text at 8.3:1. Use

Subtle surface Use #DBF1D7 for cards and hover fills. Tint 80

Avoid beside #29C746 — 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 #40C729 at work across the surfaces designers actually ship.

Website / UI

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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: #40C729;
  --color-base-rgb: 64 199 41;
  --color-base-oklch: oklch(72.9% 0.223 141.2);
  --color-50: #F3FDF2;
  --color-100: #E1F9DC;
  --color-200: #C3F1BB;
  --color-300: #9AE28D;
  --color-400: #73D062;
  --color-500: #52B540;
  --color-600: #448A38;
  --color-700: #35622D;
  --color-800: #254021;
  --color-900: #182816;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  lime-green: {
    50: '#F3FDF2',
    100: '#E1F9DC',
    200: '#C3F1BB',
    300: '#9AE28D',
    400: '#73D062',
    500: '#52B540',
    600: '#448A38',
    700: '#35622D',
    800: '#254021',
    900: '#182816',
  },
}

$base: #40C729;
$base-ink: #141310;
$base-50: #F3FDF2;
$base-100: #E1F9DC;
$base-200: #C3F1BB;
$base-300: #9AE28D;
$base-400: #73D062;
$base-500: #52B540;
$base-600: #448A38;
$base-700: #35622D;
$base-800: #254021;
$base-900: #182816;
$base-hover: #349F21;
$base-subtle: #C8EBC2;

{
    "color": {
        "base": {
            "value": "#40C729",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FDF2",
                "type": "color"
            },
            "100": {
                "value": "#E1F9DC",
                "type": "color"
            },
            "200": {
                "value": "#C3F1BB",
                "type": "color"
            },
            "300": {
                "value": "#9AE28D",
                "type": "color"
            },
            "400": {
                "value": "#73D062",
                "type": "color"
            },
            "500": {
                "value": "#52B540",
                "type": "color"
            },
            "600": {
                "value": "#448A38",
                "type": "color"
            },
            "700": {
                "value": "#35622D",
                "type": "color"
            },
            "800": {
                "value": "#254021",
                "type": "color"
            },
            "900": {
                "value": "#182816",
                "type": "color"
            }
        }
    }
}