What color is #009966?

#009966 is a dark, vivid teal-green. In RGB it is rgb(0, 153, 102), and in HSL hsl(160, 100%, 30%).

Is #009966 accessible as text?

On white, #009966 has a contrast ratio of 3.65:1 (fails WCAG AA for body text); on black it is 5.75:1 (passes). For text placed on #009966, use black for the best readability.

What is the closest Tailwind color to #009966?

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

What colors go well with #009966?

#009966 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #990033. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #009966 below.

Is #009966 good for buttons?

#009966 works well for buttons and highlights, but use black text on #009966 — white text only reaches 3.65:1, below the 4.5:1 needed for normal-size labels.

Is #009966 the same as CSS seagreen?

No — #009966 is not the CSS named color seagreen, but seagreen (#2E8B57) is the closest CSS named color.

#009966 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #009966

Not just a swatch — here's how #009966 works with other colors. Named schemes with #009966 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #009966 Secondary #4A6C3E Accent #AC6D00 Surface #EEEAD6 Anchor #3C2F20

Shamrock 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 #009966 Accent #A8C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1A3648

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

Vintage Leather Lead · 5 colors

Lead #009966 Secondary #744E1A Surface #E5DBC0 Accent #3B5141 Anchor #5B2320

Shamrock Green plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Berry & Cream Lead · 5 colors

Lead #009966 Surface #F0E8D6 Anchor #612027 Accent #E5C4B9 Secondary #342B2C

Shamrock Green sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #009966 Secondary #92B5A2 Support #989286 Ink #17140F

Shamrock 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 Shamrock Green carrying the quiet middle.

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Color Lab

How #009966 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 36/100

Cool

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

Softness 46/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 41/100

Moderate

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

Naturalness 75/100

High

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

Vintage feel 51/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 46/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 36/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 91/100

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 73/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #009966

For UI

For branding

For interior

For fashion

People also use #009966 with

Kelly Green Teal Blue Burgundy 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 5.1:1. Use

Subtle surface Use #C2F5E4 for cards and hover fills. Tint 80

Avoid beside #009999 — 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 #009966 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: #009966;
  --color-base-rgb: 0 153 102;
  --color-base-oklch: oklch(60.3% 0.134 160.9);
  --color-50: #F0FEFA;
  --color-100: #D8FDF1;
  --color-200: #B1FCE3;
  --color-300: #77F8CD;
  --color-400: #46ECB5;
  --color-500: #22D298;
  --color-600: #239F76;
  --color-700: #1F7055;
  --color-800: #184838;
  --color-900: #112C23;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  shamrock-green: {
    50: '#F0FEFA',
    100: '#D8FDF1',
    200: '#B1FCE3',
    300: '#77F8CD',
    400: '#46ECB5',
    500: '#22D298',
    600: '#239F76',
    700: '#1F7055',
    800: '#184838',
    900: '#112C23',
  },
}

$base: #009966;
$base-ink: #141310;
$base-50: #F0FEFA;
$base-100: #D8FDF1;
$base-200: #B1FCE3;
$base-300: #77F8CD;
$base-400: #46ECB5;
$base-500: #22D298;
$base-600: #239F76;
$base-700: #1F7055;
$base-800: #184838;
$base-900: #112C23;
$base-hover: #007A52;
$base-subtle: #A1F2D7;

{
    "color": {
        "base": {
            "value": "#009966",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEFA",
                "type": "color"
            },
            "100": {
                "value": "#D8FDF1",
                "type": "color"
            },
            "200": {
                "value": "#B1FCE3",
                "type": "color"
            },
            "300": {
                "value": "#77F8CD",
                "type": "color"
            },
            "400": {
                "value": "#46ECB5",
                "type": "color"
            },
            "500": {
                "value": "#22D298",
                "type": "color"
            },
            "600": {
                "value": "#239F76",
                "type": "color"
            },
            "700": {
                "value": "#1F7055",
                "type": "color"
            },
            "800": {
                "value": "#184838",
                "type": "color"
            },
            "900": {
                "value": "#112C23",
                "type": "color"
            }
        }
    }
}

Palettes built on #009966

Color Lab

Pairs with #009966

UI roles & guardrails

In real applications

Scales

Every model

Export