What color is #42E9AE?

#42E9AE is a medium, vivid teal-green. In RGB it is rgb(66, 233, 174), and in HSL hsl(159, 79%, 59%).

Is #42E9AE accessible as text?

On white, #42E9AE has a contrast ratio of 1.56:1 (fails WCAG AA for body text); on black it is 13.50:1 (passes). For text placed on #42E9AE, use black for the best readability.

What is the closest Tailwind color to #42E9AE?

The nearest Tailwind CSS token is emerald-300 (#5EE9B5).

What colors go well with #42E9AE?

#42E9AE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #E9447E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #42E9AE below.

Is #42E9AE good for buttons?

#42E9AE works well for buttons and highlights, but use black text on #42E9AE — white text only reaches 1.56:1, below the 4.5:1 needed for normal-size labels.

Is #42E9AE the same as CSS turquoise?

No — #42E9AE is not the CSS named color turquoise, but turquoise (#40E0D0) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#42E9AE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #42E9AE

Not just a swatch — here's how #42E9AE works with other colors. Named schemes with #42E9AE in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #42E9AE Secondary #496C3E Accent #AB6D00 Surface #EEEAD6 Anchor #3C2F20

Turquoise 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 #42E9AE Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3548

Turquoise 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 #42E9AE Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

Turquoise 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 #42E9AE Secondary #AB6D00 Accent #657C4E Surface #F1EDDD Anchor #392B1E

This palette keeps Turquoise 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 #42E9AE Secondary #D5FFED Support #989286 Ink #17140F

Turquoise 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 Turquoise carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #42E9AE 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 30/100

Cool

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

Softness 58/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 17/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 52/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 25/100

Low

A faint retro warmth without tipping into sepia.

Luxury 22/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 62/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 20/100

Very low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 39/100

Low

Usable as a tinted surface in measured doses.

Print safety 69/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #42E9AE

For UI

For branding

For interior

For fashion

People also use #42E9AE with

Medium Spring Green Lagoon Blue Blush Pink 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 11.9:1. Use

Subtle surface Use #DEF6EE for cards and hover fills. Tint 80

Avoid beside #44E9E6 — 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 #42E9AE 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: #42E9AE;
  --color-base-rgb: 66 233 174;
  --color-base-oklch: oklch(83.5% 0.159 164.5);
  --color-50: #F1FEF9;
  --color-100: #DAFCF0;
  --color-200: #B6F6E0;
  --color-300: #85EBC7;
  --color-400: #58DAAD;
  --color-500: #35C08F;
  --color-600: #309270;
  --color-700: #286751;
  --color-800: #1D4336;
  --color-900: #142922;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  turquoise: {
    50: '#F1FEF9',
    100: '#DAFCF0',
    200: '#B6F6E0',
    300: '#85EBC7',
    400: '#58DAAD',
    500: '#35C08F',
    600: '#309270',
    700: '#286751',
    800: '#1D4336',
    900: '#142922',
  },
}

$base: #42E9AE;
$base-ink: #141310;
$base-50: #F1FEF9;
$base-100: #DAFCF0;
$base-200: #B6F6E0;
$base-300: #85EBC7;
$base-400: #58DAAD;
$base-500: #35C08F;
$base-600: #309270;
$base-700: #286751;
$base-800: #1D4336;
$base-900: #142922;
$base-hover: #19D795;
$base-subtle: #CDF2E5;

{
    "color": {
        "base": {
            "value": "#42E9AE",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF9",
                "type": "color"
            },
            "100": {
                "value": "#DAFCF0",
                "type": "color"
            },
            "200": {
                "value": "#B6F6E0",
                "type": "color"
            },
            "300": {
                "value": "#85EBC7",
                "type": "color"
            },
            "400": {
                "value": "#58DAAD",
                "type": "color"
            },
            "500": {
                "value": "#35C08F",
                "type": "color"
            },
            "600": {
                "value": "#309270",
                "type": "color"
            },
            "700": {
                "value": "#286751",
                "type": "color"
            },
            "800": {
                "value": "#1D4336",
                "type": "color"
            },
            "900": {
                "value": "#142922",
                "type": "color"
            }
        }
    }
}