What color is #00A666?

#00A666 is a dark, vivid teal-green. In RGB it is rgb(0, 166, 102), and in HSL hsl(157, 100%, 33%).

Is #00A666 accessible as text?

On white, #00A666 has a contrast ratio of 3.16:1 (fails WCAG AA for body text); on black it is 6.65:1 (passes). For text placed on #00A666, use black for the best readability.

What is the closest Tailwind color to #00A666?

The nearest Tailwind CSS token is emerald-600 (#009966).

What colors go well with #00A666?

#00A666 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #A80041. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #00A666 below.

Is #00A666 good for buttons?

#00A666 works well for buttons and highlights, but use black text on #00A666 — white text only reaches 3.16:1, below the 4.5:1 needed for normal-size labels.

Is #00A666 the same as CSS mediumseagreen?

No — #00A666 is not the CSS named color mediumseagreen, but mediumseagreen (#3CB371) is the closest CSS named color.

#00A666 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #00A666

Not just a swatch — here's how #00A666 works with other colors. Named schemes with #00A666 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #00A666 Secondary #4A6C3D Accent #AC6C00 Surface #EEEAD6 Anchor #3C2F20

Jade Green 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 #00A666 Accent #A8C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1A3648

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

Nordic Calm Accent · 5 colors

Accent #00A666 Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

Jade Green keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Warm Autumn Interior Dominant · 5 colors

Dominant #00A666 Secondary #AC6C00 Accent #667C4D Surface #F1EDDD Anchor #392B1E

This palette keeps Jade 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 #00A666 Secondary #9CC2AA Support #989286 Ink #17140F

Jade 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 Jade Green carrying the quiet middle.

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Color Lab

How #00A666 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 37/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 46/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 37/100

Low

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

Naturalness 71/100

High

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

Vintage feel 43/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 42/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 58/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 81/100

Very high

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

Surface fit 21/100

Low

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

Print safety 69/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #00A666

For UI

For branding

For interior

For fashion

People also use #00A666 with

Lime Green Bondi Blue Cranberry Platinum Dark Slate Gray

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 Fine for headings 24px+ on white. Pass

Background Pair with #141310 text at 5.9:1. Use

Subtle surface Use #C4F5E3 for cards and hover fills. Tint 80

Avoid beside #00A8A0 — 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 #00A666 at work across the surfaces designers actually ship.

Website / UI

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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: #00A666;
  --color-base-rgb: 0 166 102;
  --color-base-oklch: oklch(63.8% 0.151 157.4);
  --color-50: #F0FEF9;
  --color-100: #D8FDEF;
  --color-200: #B1FCDF;
  --color-300: #77F8C7;
  --color-400: #46ECAC;
  --color-500: #22D28F;
  --color-600: #239F6F;
  --color-700: #1F7051;
  --color-800: #184836;
  --color-900: #112C22;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  jade-green: {
    50: '#F0FEF9',
    100: '#D8FDEF',
    200: '#B1FCDF',
    300: '#77F8C7',
    400: '#46ECAC',
    500: '#22D28F',
    600: '#239F6F',
    700: '#1F7051',
    800: '#184836',
    900: '#112C22',
  },
}

$base: #00A666;
$base-ink: #141310;
$base-50: #F0FEF9;
$base-100: #D8FDEF;
$base-200: #B1FCDF;
$base-300: #77F8C7;
$base-400: #46ECAC;
$base-500: #22D28F;
$base-600: #239F6F;
$base-700: #1F7051;
$base-800: #184836;
$base-900: #112C22;
$base-hover: #008753;
$base-subtle: #A5F3D5;

{
    "color": {
        "base": {
            "value": "#00A666",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEF9",
                "type": "color"
            },
            "100": {
                "value": "#D8FDEF",
                "type": "color"
            },
            "200": {
                "value": "#B1FCDF",
                "type": "color"
            },
            "300": {
                "value": "#77F8C7",
                "type": "color"
            },
            "400": {
                "value": "#46ECAC",
                "type": "color"
            },
            "500": {
                "value": "#22D28F",
                "type": "color"
            },
            "600": {
                "value": "#239F6F",
                "type": "color"
            },
            "700": {
                "value": "#1F7051",
                "type": "color"
            },
            "800": {
                "value": "#184836",
                "type": "color"
            },
            "900": {
                "value": "#112C22",
                "type": "color"
            }
        }
    }
}

Palettes built on #00A666

Color Lab

Pairs with #00A666

UI roles & guardrails

In real applications

Scales

Every model

Export