What color is #1BB13E?

#1BB13E is a medium, vivid green. In RGB it is rgb(27, 177, 62), and in HSL hsl(134, 74%, 40%).

Is #1BB13E accessible as text?

On white, #1BB13E has a contrast ratio of 2.84:1 (fails WCAG AA for body text); on black it is 7.41:1 (passes). For text placed on #1BB13E, use black for the best readability.

What is the closest Tailwind color to #1BB13E?

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

What colors go well with #1BB13E?

#1BB13E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #B11B8E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #1BB13E below.

Is #1BB13E good for buttons?

#1BB13E works well for buttons and highlights, but use black text on #1BB13E — white text only reaches 2.84:1, below the 4.5:1 needed for normal-size labels.

Is #1BB13E the same as CSS mediumseagreen?

No — #1BB13E is not the CSS named color mediumseagreen, but mediumseagreen (#3CB371) is the closest CSS named color.

#1BB13E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #1BB13E

Not just a swatch — here's how #1BB13E works with other colors. Named schemes with #1BB13E in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #1BB13E Surface #13161A Highlight #F4F6F8 Secondary #576770 Accent #62D670

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 #1BB13E Surface #EEE9DC Highlight #F5F1E7 Secondary #B6B09F 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 #1BB13E Secondary #4C6B3C Accent #AD6C00 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 #1BB13E Secondary #A3CBA5 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 #1BB13E Accent #A8C4BA Surface #E2D9BE Secondary #9AA09F Anchor #1A3648

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 #1BB13E 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 45/100

Neutral

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 36/100

Low

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

Naturalness 40/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 27/100

Low

A faint retro warmth without tipping into sepia.

Luxury 37/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 75/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 65/100

High

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

Surface fit 23/100

Low

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

Print safety 57/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #1BB13E

For UI

For branding

For interior

For fashion

People also use #1BB13E with

Malachite Jungle Green Fandango 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 #D0F1D8 for cards and hover fills. Tint 80

Avoid beside #1BB170 — 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 #1BB13E at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

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: #1BB13E;
  --color-base-rgb: 27 177 62;
  --color-base-oklch: oklch(66.4% 0.195 145.9);
  --color-50: #F1FEF4;
  --color-100: #DBFBE2;
  --color-200: #B8F4C6;
  --color-300: #88E79E;
  --color-400: #5CD678;
  --color-500: #39BC58;
  --color-600: #338F48;
  --color-700: #2A6537;
  --color-800: #1F4227;
  --color-900: #152919;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  kelly-green: {
    50: '#F1FEF4',
    100: '#DBFBE2',
    200: '#B8F4C6',
    300: '#88E79E',
    400: '#5CD678',
    500: '#39BC58',
    600: '#338F48',
    700: '#2A6537',
    800: '#1F4227',
    900: '#152919',
  },
}

$base: #1BB13E;
$base-ink: #141310;
$base-50: #F1FEF4;
$base-100: #DBFBE2;
$base-200: #B8F4C6;
$base-300: #88E79E;
$base-400: #5CD678;
$base-500: #39BC58;
$base-600: #338F48;
$base-700: #2A6537;
$base-800: #1F4227;
$base-900: #152919;
$base-hover: #158E31;
$base-subtle: #B7EBC3;

{
    "color": {
        "base": {
            "value": "#1BB13E",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF4",
                "type": "color"
            },
            "100": {
                "value": "#DBFBE2",
                "type": "color"
            },
            "200": {
                "value": "#B8F4C6",
                "type": "color"
            },
            "300": {
                "value": "#88E79E",
                "type": "color"
            },
            "400": {
                "value": "#5CD678",
                "type": "color"
            },
            "500": {
                "value": "#39BC58",
                "type": "color"
            },
            "600": {
                "value": "#338F48",
                "type": "color"
            },
            "700": {
                "value": "#2A6537",
                "type": "color"
            },
            "800": {
                "value": "#1F4227",
                "type": "color"
            },
            "900": {
                "value": "#152919",
                "type": "color"
            }
        }
    }
}