What color is #6DD166?

#6DD166 is a medium green. In RGB it is rgb(109, 209, 102), and in HSL hsl(116, 54%, 61%).

Is #6DD166 accessible as text?

On white, #6DD166 has a contrast ratio of 1.92:1 (fails WCAG AA for body text); on black it is 10.96:1 (passes). For text placed on #6DD166, use black for the best readability.

What is the closest Tailwind color to #6DD166?

The nearest Tailwind CSS token is green-400 (#05DF72).

What colors go well with #6DD166?

#6DD166 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CA66D1. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #6DD166 below.

Is #6DD166 good for buttons?

#6DD166 works well for buttons and highlights, but use black text on #6DD166 — white text only reaches 1.92:1, below the 4.5:1 needed for normal-size labels.

Is #6DD166 the same as CSS yellowgreen?

No — #6DD166 is not the CSS named color yellowgreen, but yellowgreen (#9ACD32) is the closest CSS named color.

#6DD166 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #6DD166

Not just a swatch — here's how #6DD166 works with other colors. Named schemes with #6DD166 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #6DD166 Secondary #4D6B3B Accent #AD6B00 Surface #EEEAD6 Anchor #3C2F21

Mantis leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Coastal Morning Lead · 5 colors

Lead #6DD166 Accent #A8C4BA Surface #E2D9BE Secondary #9AA09F Anchor #193648

Mantis opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Japanese Sand Base · 5 colors

Base #6DD166 Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Mantis 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 #6DD166 Secondary #AD6B00 Accent #687C4C Surface #F2EDDD Anchor #3A2B1E

This palette keeps Mantis 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 #6DD166 Secondary #CDEEC9 Support #989286 Ink #17140F

Mantis 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 Mantis carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #6DD166 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 52/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 24/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 66/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 29/100

Low

A faint retro warmth without tipping into sepia.

Luxury 28/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 67/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 34/100

Low

Workable accent with care around contrast.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 62/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #6DD166

For UI

For branding

For interior

For fashion

People also use #6DD166 with

Celadon Medium Aquamarine 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 9.7:1. Use

Subtle surface Use #E4F3E3 for cards and hover fills. Tint 80

Avoid beside #66D182 — 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 #6DD166 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: #6DD166;
  --color-base-rgb: 109 209 102;
  --color-base-oklch: oklch(77.6% 0.173 142.4);
  --color-50: #F3FCF3;
  --color-100: #E1F6DF;
  --color-200: #C3ECC0;
  --color-300: #99DA95;
  --color-400: #72C66C;
  --color-500: #51AA4B;
  --color-600: #44833F;
  --color-700: #355D32;
  --color-800: #253D23;
  --color-900: #182617;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  mantis: {
    50: '#F3FCF3',
    100: '#E1F6DF',
    200: '#C3ECC0',
    300: '#99DA95',
    400: '#72C66C',
    500: '#51AA4B',
    600: '#44833F',
    700: '#355D32',
    800: '#253D23',
    900: '#182617',
  },
}

$base: #6DD166;
$base-ink: #141310;
$base-50: #F3FCF3;
$base-100: #E1F6DF;
$base-200: #C3ECC0;
$base-300: #99DA95;
$base-400: #72C66C;
$base-500: #51AA4B;
$base-600: #44833F;
$base-700: #355D32;
$base-800: #253D23;
$base-900: #182617;
$base-hover: #42C039;
$base-subtle: #D7EDD5;

{
    "color": {
        "base": {
            "value": "#6DD166",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FCF3",
                "type": "color"
            },
            "100": {
                "value": "#E1F6DF",
                "type": "color"
            },
            "200": {
                "value": "#C3ECC0",
                "type": "color"
            },
            "300": {
                "value": "#99DA95",
                "type": "color"
            },
            "400": {
                "value": "#72C66C",
                "type": "color"
            },
            "500": {
                "value": "#51AA4B",
                "type": "color"
            },
            "600": {
                "value": "#44833F",
                "type": "color"
            },
            "700": {
                "value": "#355D32",
                "type": "color"
            },
            "800": {
                "value": "#253D23",
                "type": "color"
            },
            "900": {
                "value": "#182617",
                "type": "color"
            }
        }
    }
}

Palettes built on #6DD166

Color Lab

Pairs with #6DD166

UI roles & guardrails

In real applications

Scales

Every model

Export