What color is #1BB319?

#1BB319 is a medium, vivid green. In RGB it is rgb(27, 179, 25), and in HSL hsl(119, 75%, 40%).

Is #1BB319 accessible as text?

On white, #1BB319 has a contrast ratio of 2.80:1 (fails WCAG AA for body text); on black it is 7.51:1 (passes). For text placed on #1BB319, use black for the best readability.

What is the closest Tailwind color to #1BB319?

The nearest Tailwind CSS token is lime-600 (#5EA500).

What colors go well with #1BB319?

#1BB319 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #B01AB3. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1BB319 below.

Is #1BB319 good for buttons?

#1BB319 works well for buttons and highlights, but use black text on #1BB319 — white text only reaches 2.80:1, below the 4.5:1 needed for normal-size labels.

Is #1BB319 the same as CSS limegreen?

No — #1BB319 is not the CSS named color limegreen, but limegreen (#32CD32) is the closest CSS named color.

#1BB319 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1BB319

Not just a swatch — here's how #1BB319 works with other colors. Named schemes with #1BB319 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #1BB319 Surface #13161A Highlight #F4F6F8 Secondary #576770 Accent #62D85C

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 #1BB319 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 #1BB319 Secondary #4D6B3B Accent #AD6B00 Surface #EEEAD6 Anchor #3C2F21

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 #1BB319 Secondary #A4CDA0 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 #1BB319 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 #1BB319 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 48/100

Neutral

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

Softness 39/100

Low

Middle-weight — neither delicate nor heavy.

Depth 36/100

Low

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

Naturalness 23/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 20/100

Very low

Clean and current — no dusty, aged cast.

Luxury 36/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 84/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 57/100

Moderate

Workable accent with care around contrast.

Surface fit 23/100

Low

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

Print safety 52/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #1BB319

For UI

For branding

For interior

For fashion

People also use #1BB319 with

Yellow Green Medium Sea Green Byzantine 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 Only on dark surfaces. Avoid

Background Pair with #141310 text at 6.6:1. Use

Subtle surface Use #D0F1D0 for cards and hover fills. Tint 80

Avoid beside #1AB34A — 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 #1BB319 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: #1BB319;
  --color-base-rgb: 27 179 25;
  --color-base-oklch: oklch(66.7% 0.218 142.6);
  --color-50: #F1FEF1;
  --color-100: #DBFBDA;
  --color-200: #B9F5B8;
  --color-300: #89E887;
  --color-400: #5DD75B;
  --color-500: #3BBC38;
  --color-600: #349032;
  --color-700: #2A6629;
  --color-800: #1F421E;
  --color-900: #152914;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  kelly-green: {
    50: '#F1FEF1',
    100: '#DBFBDA',
    200: '#B9F5B8',
    300: '#89E887',
    400: '#5DD75B',
    500: '#3BBC38',
    600: '#349032',
    700: '#2A6629',
    800: '#1F421E',
    900: '#152914',
  },
}

$base: #1BB319;
$base-ink: #141310;
$base-50: #F1FEF1;
$base-100: #DBFBDA;
$base-200: #B9F5B8;
$base-300: #89E887;
$base-400: #5DD75B;
$base-500: #3BBC38;
$base-600: #349032;
$base-700: #2A6629;
$base-800: #1F421E;
$base-900: #152914;
$base-hover: #168F14;
$base-subtle: #B8EBB7;

{
    "color": {
        "base": {
            "value": "#1BB319",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF1",
                "type": "color"
            },
            "100": {
                "value": "#DBFBDA",
                "type": "color"
            },
            "200": {
                "value": "#B9F5B8",
                "type": "color"
            },
            "300": {
                "value": "#89E887",
                "type": "color"
            },
            "400": {
                "value": "#5DD75B",
                "type": "color"
            },
            "500": {
                "value": "#3BBC38",
                "type": "color"
            },
            "600": {
                "value": "#349032",
                "type": "color"
            },
            "700": {
                "value": "#2A6629",
                "type": "color"
            },
            "800": {
                "value": "#1F421E",
                "type": "color"
            },
            "900": {
                "value": "#152914",
                "type": "color"
            }
        }
    }
}