What color is #A4DB19?

#A4DB19 is a medium, vivid lime green. In RGB it is rgb(164, 219, 25), and in HSL hsl(77, 80%, 48%).

Is #A4DB19 accessible as text?

On white, #A4DB19 has a contrast ratio of 1.65:1 (fails WCAG AA for body text); on black it is 12.73:1 (passes). For text placed on #A4DB19, use black for the best readability.

What is the closest Tailwind color to #A4DB19?

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

What colors go well with #A4DB19?

#A4DB19 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #5018DC. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #A4DB19 below.

Is #A4DB19 good for buttons?

#A4DB19 works well for buttons and highlights, but use black text on #A4DB19 — white text only reaches 1.65:1, below the 4.5:1 needed for normal-size labels.

Is #A4DB19 the same as CSS yellowgreen?

No — #A4DB19 is not the CSS named color yellowgreen, but yellowgreen (#9ACD32) is the closest CSS named color.

#A4DB19 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #A4DB19

Not just a swatch — here's how #A4DB19 works with other colors. Named schemes with #A4DB19 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #A4DB19 Secondary #E37535 Accent #DCA525 Anchor #5F394A Surface #F2EAD6

Yellow Green 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 #A4DB19 Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Yellow 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.

Warm Autumn Interior Dominant · 5 colors

Dominant #A4DB19 Secondary #AF6A00 Accent #6B7B4A Surface #F2ECDD Anchor #3A2B1E

This palette keeps Yellow Green 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 #A4DB19 Secondary #E7FCC8 Support #999286 Ink #17140F

Yellow 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 Yellow Green carrying the quiet middle.

Luxury Packaging Feature · 5 colors

Feature #A4DB19 Anchor #141210 Accent #C3A54B Secondary #262B20 Surface #F2EDE3

Yellow Green 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.

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Color Lab

How #A4DB19 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 62/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 49/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 19/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 32/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 19/100

Very low

Clean and current — no dusty, aged cast.

Luxury 22/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 79/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 19/100

Very low

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

Surface fit 38/100

Low

Usable as a tinted surface in measured doses.

Print safety 57/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #A4DB19

For UI

For branding

For interior

For fashion

People also use #A4DB19 with

Honey Malachite Han Purple 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 11.3:1. Use

Subtle surface Use #EBF4D5 for cards and hover fills. Tint 80

Avoid beside #64DC18 — 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 #A4DB19 at work across the surfaces designers actually ship.

Website / UI

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Build faster.

A working theme, generated in seconds.

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: #A4DB19;
  --color-base-rgb: 164 219 25;
  --color-base-oklch: oklch(82.3% 0.205 126.0);
  --color-50: #FAFEF1;
  --color-100: #F2FCD9;
  --color-200: #E4F7B6;
  --color-300: #CEEB84;
  --color-400: #B6DB57;
  --color-500: #99C134;
  --color-600: #76932F;
  --color-700: #556827;
  --color-800: #39441D;
  --color-900: #232914;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  yellow-green: {
    50: '#FAFEF1',
    100: '#F2FCD9',
    200: '#E4F7B6',
    300: '#CEEB84',
    400: '#B6DB57',
    500: '#99C134',
    600: '#76932F',
    700: '#556827',
    800: '#39441D',
    900: '#232914',
  },
}

$base: #A4DB19;
$base-ink: #141310;
$base-50: #FAFEF1;
$base-100: #F2FCD9;
$base-200: #E4F7B6;
$base-300: #CEEB84;
$base-400: #B6DB57;
$base-500: #99C134;
$base-600: #76932F;
$base-700: #556827;
$base-800: #39441D;
$base-900: #232914;
$base-hover: #84B014;
$base-subtle: #E2EFBF;

{
    "color": {
        "base": {
            "value": "#A4DB19",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FAFEF1",
                "type": "color"
            },
            "100": {
                "value": "#F2FCD9",
                "type": "color"
            },
            "200": {
                "value": "#E4F7B6",
                "type": "color"
            },
            "300": {
                "value": "#CEEB84",
                "type": "color"
            },
            "400": {
                "value": "#B6DB57",
                "type": "color"
            },
            "500": {
                "value": "#99C134",
                "type": "color"
            },
            "600": {
                "value": "#76932F",
                "type": "color"
            },
            "700": {
                "value": "#556827",
                "type": "color"
            },
            "800": {
                "value": "#39441D",
                "type": "color"
            },
            "900": {
                "value": "#232914",
                "type": "color"
            }
        }
    }
}

Palettes built on #A4DB19

Color Lab

Pairs with #A4DB19

UI roles & guardrails

In real applications

Scales

Every model

Export