What color is #42E63F?

#42E63F is a medium, vivid green. In RGB it is rgb(66, 230, 63), and in HSL hsl(119, 77%, 57%).

Is #42E63F accessible as text?

On white, #42E63F has a contrast ratio of 1.66:1 (fails WCAG AA for body text); on black it is 12.62:1 (passes). For text placed on #42E63F, use black for the best readability.

What is the closest Tailwind color to #42E63F?

The nearest Tailwind CSS token is green-400 (#05DF72).

What colors go well with #42E63F?

#42E63F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #E33DE6. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #42E63F below.

Is #42E63F good for buttons?

#42E63F works well for buttons and highlights, but use black text on #42E63F — white text only reaches 1.66:1, below the 4.5:1 needed for normal-size labels.

Is #42E63F the same as CSS limegreen?

No — #42E63F is not the CSS named color limegreen, but limegreen (#32CD32) is the closest CSS named color.

#42E63F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #42E63F

Not just a swatch — here's how #42E63F works with other colors. Named schemes with #42E63F in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #42E63F Surface #13161A Highlight #F4F6F8 Secondary #576770 Accent #84FF7D

Malachite is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Malachite.

Japanese Sand Base · 5 colors

Base #42E63F Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Malachite sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Botanical Studio Lead · 5 colors

Lead #42E63F Secondary #4D6B3B Accent #AD6B00 Surface #EEEAD6 Anchor #3C2F21

Malachite leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #42E63F Secondary #CEFECA Support #989286 Ink #17140F

Malachite 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 Malachite carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #42E63F Accent #A8C4BA Surface #E2D9BE Secondary #9AA09F Anchor #193648

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

Build a working theme in the generator →

Color Lab

How #42E63F 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 48/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 21/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 9/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 8/100

Very low

Clean and current — no dusty, aged cast.

Luxury 22/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 94/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 17/100

Very low

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

Surface fit 37/100

Low

Usable as a tinted surface in measured doses.

Print safety 46/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #42E63F

For UI

For branding

For interior

For fashion

People also use #42E63F with

Pear Medium Spring Green Medium Orchid Platinum Hunter Green

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 11.2:1. Use

Subtle surface Use #DDF5DD for cards and hover fills. Tint 80

Avoid beside #3DE672 — 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 #42E63F 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: #42E63F;
  --color-base-rgb: 66 230 63;
  --color-base-oklch: oklch(81.1% 0.244 142.7);
  --color-50: #F1FEF1;
  --color-100: #DBFBDA;
  --color-200: #B8F5B7;
  --color-300: #88E986;
  --color-400: #5BD959;
  --color-500: #39BE37;
  --color-600: #339131;
  --color-700: #296628;
  --color-800: #1F431E;
  --color-900: #152914;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  malachite: {
    50: '#F1FEF1',
    100: '#DBFBDA',
    200: '#B8F5B7',
    300: '#88E986',
    400: '#5BD959',
    500: '#39BE37',
    600: '#339131',
    700: '#296628',
    800: '#1F431E',
    900: '#152914',
  },
}

$base: #42E63F;
$base-ink: #141310;
$base-50: #F1FEF1;
$base-100: #DBFBDA;
$base-200: #B8F5B7;
$base-300: #88E986;
$base-400: #5BD959;
$base-500: #39BE37;
$base-600: #339131;
$base-700: #296628;
$base-800: #1F431E;
$base-900: #152914;
$base-hover: #1ECE1B;
$base-subtle: #CBF1CB;

{
    "color": {
        "base": {
            "value": "#42E63F",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FEF1",
                "type": "color"
            },
            "100": {
                "value": "#DBFBDA",
                "type": "color"
            },
            "200": {
                "value": "#B8F5B7",
                "type": "color"
            },
            "300": {
                "value": "#88E986",
                "type": "color"
            },
            "400": {
                "value": "#5BD959",
                "type": "color"
            },
            "500": {
                "value": "#39BE37",
                "type": "color"
            },
            "600": {
                "value": "#339131",
                "type": "color"
            },
            "700": {
                "value": "#296628",
                "type": "color"
            },
            "800": {
                "value": "#1F431E",
                "type": "color"
            },
            "900": {
                "value": "#152914",
                "type": "color"
            }
        }
    }
}

Palettes built on #42E63F

Color Lab

Pairs with #42E63F

UI roles & guardrails

In real applications

Scales

Every model

Export