What color is #18DB91?

#18DB91 is a medium, vivid teal-green. In RGB it is rgb(24, 219, 145), and in HSL hsl(157, 80%, 48%).

Is #18DB91 accessible as text?

On white, #18DB91 has a contrast ratio of 1.81:1 (fails WCAG AA for body text); on black it is 11.58:1 (passes). For text placed on #18DB91, use black for the best readability.

What is the closest Tailwind color to #18DB91?

The nearest Tailwind CSS token is emerald-400 (#00D492).

What colors go well with #18DB91?

#18DB91 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #DC1864. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #18DB91 below.

Is #18DB91 good for buttons?

#18DB91 works well for buttons and highlights, but use black text on #18DB91 — white text only reaches 1.81:1, below the 4.5:1 needed for normal-size labels.

Is #18DB91 the same as CSS mediumaquamarine?

No — #18DB91 is not the CSS named color mediumaquamarine, but mediumaquamarine (#66CDAA) is the closest CSS named color.

#18DB91 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #18DB91

Not just a swatch — here's how #18DB91 works with other colors. Named schemes with #18DB91 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #18DB91 Secondary #4A6C3D Accent #AC6D00 Surface #EEEAD6 Anchor #3C2F20

Emerald 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 #18DB91 Accent #A8C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1A3648

Emerald 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 #18DB91 Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

Emerald 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 #18DB91 Secondary #AC6D00 Accent #667C4E Surface #F1EDDD Anchor #392B1E

This palette keeps Emerald 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 #18DB91 Secondary #C5F4D9 Support #989286 Ink #17140F

Emerald 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 Emerald Green carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #18DB91 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 33/100

Cool

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

Softness 52/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 22/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 46/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 25/100

Low

Clean and current — no dusty, aged cast.

Luxury 27/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 68/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 30/100

Low

Workable accent with care around contrast.

Surface fit 35/100

Low

Usable as a tinted surface in measured doses.

Print safety 64/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #18DB91

For UI

For branding

For interior

For fashion

People also use #18DB91 with

Malachite Picton Blue Ruby Red Platinum Dark Slate Gray

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 10.2:1. Use

Subtle surface Use #D5F4E8 for cards and hover fills. Tint 80

Avoid beside #18DCD3 — 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 #18DB91 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: #18DB91;
  --color-base-rgb: 24 219 145;
  --color-base-oklch: oklch(78.8% 0.176 159.6);
  --color-50: #F1FEF9;
  --color-100: #D9FCEF;
  --color-200: #B6F7DE;
  --color-300: #84EBC4;
  --color-400: #57DBA8;
  --color-500: #34C18B;
  --color-600: #2F936D;
  --color-700: #27684F;
  --color-800: #1D4435;
  --color-900: #142921;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  emerald-green: {
    50: '#F1FEF9',
    100: '#D9FCEF',
    200: '#B6F7DE',
    300: '#84EBC4',
    400: '#57DBA8',
    500: '#34C18B',
    600: '#2F936D',
    700: '#27684F',
    800: '#1D4435',
    900: '#142921',
  },
}

$base: #18DB91;
$base-ink: #141310;
$base-50: #F1FEF9;
$base-100: #D9FCEF;
$base-200: #B6F7DE;
$base-300: #84EBC4;
$base-400: #57DBA8;
$base-500: #34C18B;
$base-600: #2F936D;
$base-700: #27684F;
$base-800: #1D4435;
$base-900: #142921;
$base-hover: #14B074;
$base-subtle: #BFEFDD;

{
    "color": {
        "base": {
            "value": "#18DB91",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF9",
                "type": "color"
            },
            "100": {
                "value": "#D9FCEF",
                "type": "color"
            },
            "200": {
                "value": "#B6F7DE",
                "type": "color"
            },
            "300": {
                "value": "#84EBC4",
                "type": "color"
            },
            "400": {
                "value": "#57DBA8",
                "type": "color"
            },
            "500": {
                "value": "#34C18B",
                "type": "color"
            },
            "600": {
                "value": "#2F936D",
                "type": "color"
            },
            "700": {
                "value": "#27684F",
                "type": "color"
            },
            "800": {
                "value": "#1D4435",
                "type": "color"
            },
            "900": {
                "value": "#142921",
                "type": "color"
            }
        }
    }
}