What color is #A3EE2B?

#A3EE2B is a medium, vivid green. In RGB it is rgb(163, 238, 43), and in HSL hsl(83, 85%, 55%).

Is #A3EE2B accessible as text?

On white, #A3EE2B has a contrast ratio of 1.42:1 (fails WCAG AA for body text); on black it is 14.82:1 (passes). For text placed on #A3EE2B, use black for the best readability.

What is the closest Tailwind color to #A3EE2B?

The nearest Tailwind CSS token is lime-400 (#9AE600).

What colors go well with #A3EE2B?

#A3EE2B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #752BEE. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #A3EE2B below.

Is #A3EE2B good for buttons?

#A3EE2B works well for buttons and highlights, but use black text on #A3EE2B — white text only reaches 1.42:1, below the 4.5:1 needed for normal-size labels.

Is #A3EE2B the same as CSS greenyellow?

No — #A3EE2B is not the CSS named color greenyellow, but greenyellow (#ADFF2F) is the closest CSS named color.

#A3EE2B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #A3EE2B

Not just a swatch — here's how #A3EE2B works with other colors. Named schemes with #A3EE2B in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #A3EE2B Secondary #E27534 Accent #DCA525 Anchor #5F394A Surface #F2EAD6

Green Yellow glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Japanese Sand Base · 5 colors

Base #A3EE2B Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Green Yellow 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.

Warm Autumn Interior Dominant · 5 colors

Dominant #A3EE2B Secondary #AF6A00 Accent #6A7B4B Surface #F2ECDD Anchor #3A2B1E

This palette keeps Green Yellow as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #A3EE2B Secondary #E9FFCE Support #999286 Ink #17140F

Green Yellow 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 Yellow carrying the quiet middle.

Luxury Packaging Feature · 5 colors

Feature #A3EE2B Anchor #141210 Accent #C3A54B Secondary #262B21 Surface #F2EDE3

Green Yellow carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Build a working theme in the generator →

Color Lab

How #A3EE2B 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 59/100

Neutral

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

Softness 49/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 14/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 21/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 13/100

Very low

Clean and current — no dusty, aged cast.

Luxury 17/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 85/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 11/100

Very low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 42/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 52/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #A3EE2B

For UI

For branding

For interior

For fashion

People also use #A3EE2B with

Naples Yellow Neon Green Blue Violet Platinum Army 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 13.1:1. Use

Subtle surface Use #EBF6DA for cards and hover fills. Tint 80

Avoid beside #62EE2B — 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 #A3EE2B 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: #A3EE2B;
  --color-base-rgb: 163 238 43;
  --color-base-oklch: oklch(86.8% 0.221 129.7);
  --color-50: #F9FEF0;
  --color-100: #EFFDD8;
  --color-200: #DEF9B4;
  --color-300: #C4EE81;
  --color-400: #A9DF53;
  --color-500: #8CC530;
  --color-600: #6D962C;
  --color-700: #4F6A25;
  --color-800: #35451C;
  --color-900: #212A13;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  green-yellow: {
    50: '#F9FEF0',
    100: '#EFFDD8',
    200: '#DEF9B4',
    300: '#C4EE81',
    400: '#A9DF53',
    500: '#8CC530',
    600: '#6D962C',
    700: '#4F6A25',
    800: '#35451C',
    900: '#212A13',
  },
}

$base: #A3EE2B;
$base-ink: #141310;
$base-50: #F9FEF0;
$base-100: #EFFDD8;
$base-200: #DEF9B4;
$base-300: #C4EE81;
$base-400: #A9DF53;
$base-500: #8CC530;
$base-600: #6D962C;
$base-700: #4F6A25;
$base-800: #35451C;
$base-900: #212A13;
$base-hover: #86D011;
$base-subtle: #E2F3C6;

{
    "color": {
        "base": {
            "value": "#A3EE2B",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F9FEF0",
                "type": "color"
            },
            "100": {
                "value": "#EFFDD8",
                "type": "color"
            },
            "200": {
                "value": "#DEF9B4",
                "type": "color"
            },
            "300": {
                "value": "#C4EE81",
                "type": "color"
            },
            "400": {
                "value": "#A9DF53",
                "type": "color"
            },
            "500": {
                "value": "#8CC530",
                "type": "color"
            },
            "600": {
                "value": "#6D962C",
                "type": "color"
            },
            "700": {
                "value": "#4F6A25",
                "type": "color"
            },
            "800": {
                "value": "#35451C",
                "type": "color"
            },
            "900": {
                "value": "#212A13",
                "type": "color"
            }
        }
    }
}

Palettes built on #A3EE2B

Color Lab

Pairs with #A3EE2B

UI roles & guardrails

In real applications

Scales

Every model

Export