What color is #129D75?

#129D75 is a dark, vivid teal-green. In RGB it is rgb(18, 157, 117), and in HSL hsl(163, 79%, 34%).

Is #129D75 accessible as text?

On white, #129D75 has a contrast ratio of 3.44:1 (fails WCAG AA for body text); on black it is 6.11:1 (passes). For text placed on #129D75, use black for the best readability.

What is the closest Tailwind color to #129D75?

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

What colors go well with #129D75?

#129D75 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #9B1239. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #129D75 below.

Is #129D75 good for buttons?

#129D75 works well for buttons and highlights, but use black text on #129D75 — white text only reaches 3.44:1, below the 4.5:1 needed for normal-size labels.

Is #129D75 the same as CSS seagreen?

No — #129D75 is not the CSS named color seagreen, but seagreen (#2E8B57) is the closest CSS named color.

#129D75 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #129D75

Not just a swatch — here's how #129D75 works with other colors. Named schemes with #129D75 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #129D75 Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3548

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 #129D75 Secondary #744F1A 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.

Modern Café Dominant · 5 colors

Dominant #129D75 Anchor #382B1E Surface #ECE4D0 Accent #849C6F Secondary #3A3833

Shamrock Green anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Berry & Cream Lead · 5 colors

Lead #129D75 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 #129D75 Secondary #97BAAB 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.

Build a working theme in the generator →

Color Lab

How #129D75 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 34/100

Cool

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

Softness 49/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 39/100

Low

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

Naturalness 66/100

High

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

Vintage feel 52/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 45/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 34/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 86/100

Very high

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

Surface fit 26/100

Low

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

Print safety 76/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #129D75

For UI

For branding

For interior

For fashion

People also use #129D75 with

Kelly Green Teal 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 5.4:1. Use

Subtle surface Use #CAF0E6 for cards and hover fills. Tint 80

Avoid beside #12949B — 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 #129D75 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: #129D75;
  --color-base-rgb: 18 157 117;
  --color-base-oklch: oklch(61.9% 0.124 166.4);
  --color-50: #F1FEFA;
  --color-100: #DAFCF2;
  --color-200: #B6F6E4;
  --color-300: #85EBCE;
  --color-400: #58DAB5;
  --color-500: #35C099;
  --color-600: #309276;
  --color-700: #286755;
  --color-800: #1D4339;
  --color-900: #142923;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  shamrock-green: {
    50: '#F1FEFA',
    100: '#DAFCF2',
    200: '#B6F6E4',
    300: '#85EBCE',
    400: '#58DAB5',
    500: '#35C099',
    600: '#309276',
    700: '#286755',
    800: '#1D4339',
    900: '#142923',
  },
}

$base: #129D75;
$base-ink: #141310;
$base-50: #F1FEFA;
$base-100: #DAFCF2;
$base-200: #B6F6E4;
$base-300: #85EBCE;
$base-400: #58DAB5;
$base-500: #35C099;
$base-600: #309276;
$base-700: #286755;
$base-800: #1D4339;
$base-900: #142923;
$base-hover: #0F7C5D;
$base-subtle: #AEEBDA;

{
    "color": {
        "base": {
            "value": "#129D75",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEFA",
                "type": "color"
            },
            "100": {
                "value": "#DAFCF2",
                "type": "color"
            },
            "200": {
                "value": "#B6F6E4",
                "type": "color"
            },
            "300": {
                "value": "#85EBCE",
                "type": "color"
            },
            "400": {
                "value": "#58DAB5",
                "type": "color"
            },
            "500": {
                "value": "#35C099",
                "type": "color"
            },
            "600": {
                "value": "#309276",
                "type": "color"
            },
            "700": {
                "value": "#286755",
                "type": "color"
            },
            "800": {
                "value": "#1D4339",
                "type": "color"
            },
            "900": {
                "value": "#142923",
                "type": "color"
            }
        }
    }
}

Palettes built on #129D75

Color Lab

Pairs with #129D75

UI roles & guardrails

In real applications

Scales

Every model

Export