What color is #51CD64?

#51CD64 is a medium green. In RGB it is rgb(81, 205, 100), and in HSL hsl(129, 55%, 56%).

Is #51CD64 accessible as text?

On white, #51CD64 has a contrast ratio of 2.05:1 (fails WCAG AA for body text); on black it is 10.27:1 (passes). For text placed on #51CD64, use black for the best readability.

What is the closest Tailwind color to #51CD64?

The nearest Tailwind CSS token is green-500 (#00C950).

What colors go well with #51CD64?

#51CD64 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CD51BA. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #51CD64 below.

Is #51CD64 good for buttons?

#51CD64 works well for buttons and highlights, but use black text on #51CD64 — white text only reaches 2.05:1, below the 4.5:1 needed for normal-size labels.

Is #51CD64 the same as CSS limegreen?

No — #51CD64 is not the CSS named color limegreen, but limegreen (#32CD32) is the closest CSS named color.

#51CD64 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #51CD64

Not just a swatch — here's how #51CD64 works with other colors. Named schemes with #51CD64 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #51CD64 Secondary #4C6B3C Accent #AD6C00 Surface #EEEAD6 Anchor #3C2F20

Shamrock 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 #51CD64 Accent #A8C4BA Surface #E2D9BE Secondary #9AA09F Anchor #1A3648

Shamrock 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 #51CD64 Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

Shamrock 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 #51CD64 Secondary #AD6C00 Accent #687C4C Surface #F2EDDD Anchor #3A2B1E

This palette keeps Shamrock 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 #51CD64 Secondary #C2E8C4 Support #989286 Ink #17140F

Shamrock 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 carrying the quiet middle.

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Color Lab

How #51CD64 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 44/100

Neutral

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

Softness 49/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 26/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 53/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 27/100

Low

A faint retro warmth without tipping into sepia.

Luxury 30/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 70/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 39/100

Low

Workable accent with care around contrast.

Surface fit 32/100

Low

Usable as a tinted surface in measured doses.

Print safety 60/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #51CD64

For UI

For branding

For interior

For fashion

People also use #51CD64 with

Pistachio Medium Aquamarine 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 9.1:1. Use

Subtle surface Use #E0F1E2 for cards and hover fills. Tint 80

Avoid beside #51CD8D — 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 #51CD64 at work across the surfaces designers actually ship.

Website / UI

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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: #51CD64;
  --color-base-rgb: 81 205 100;
  --color-base-oklch: oklch(75.5% 0.182 146.3);
  --color-50: #F3FCF4;
  --color-100: #DFF6E2;
  --color-200: #C0EDC7;
  --color-300: #94DB9F;
  --color-400: #6BC779;
  --color-500: #4AAB59;
  --color-600: #3F8349;
  --color-700: #315E38;
  --color-800: #233E27;
  --color-900: #172619;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  shamrock: {
    50: '#F3FCF4',
    100: '#DFF6E2',
    200: '#C0EDC7',
    300: '#94DB9F',
    400: '#6BC779',
    500: '#4AAB59',
    600: '#3F8349',
    700: '#315E38',
    800: '#233E27',
    900: '#172619',
  },
}

$base: #51CD64;
$base-ink: #141310;
$base-50: #F3FCF4;
$base-100: #DFF6E2;
$base-200: #C0EDC7;
$base-300: #94DB9F;
$base-400: #6BC779;
$base-500: #4AAB59;
$base-600: #3F8349;
$base-700: #315E38;
$base-800: #233E27;
$base-900: #172619;
$base-hover: #33B146;
$base-subtle: #CFEBD3;

{
    "color": {
        "base": {
            "value": "#51CD64",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FCF4",
                "type": "color"
            },
            "100": {
                "value": "#DFF6E2",
                "type": "color"
            },
            "200": {
                "value": "#C0EDC7",
                "type": "color"
            },
            "300": {
                "value": "#94DB9F",
                "type": "color"
            },
            "400": {
                "value": "#6BC779",
                "type": "color"
            },
            "500": {
                "value": "#4AAB59",
                "type": "color"
            },
            "600": {
                "value": "#3F8349",
                "type": "color"
            },
            "700": {
                "value": "#315E38",
                "type": "color"
            },
            "800": {
                "value": "#233E27",
                "type": "color"
            },
            "900": {
                "value": "#172619",
                "type": "color"
            }
        }
    }
}

Palettes built on #51CD64

Color Lab

Pairs with #51CD64

UI roles & guardrails

In real applications

Scales

Every model

Export