What color is #63AE01?

#63AE01 is a dark, vivid green. In RGB it is rgb(99, 174, 1), and in HSL hsl(86, 99%, 34%).

Is #63AE01 accessible as text?

On white, #63AE01 has a contrast ratio of 2.77:1 (fails WCAG AA for body text); on black it is 7.59:1 (passes). For text placed on #63AE01, use black for the best readability.

What is the closest Tailwind color to #63AE01?

The nearest Tailwind CSS token is lime-600 (#5EA500).

What colors go well with #63AE01?

#63AE01 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #4B01AD. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #63AE01 below.

Is #63AE01 good for buttons?

#63AE01 works well for buttons and highlights, but use black text on #63AE01 — white text only reaches 2.77:1, below the 4.5:1 needed for normal-size labels.

Is #63AE01 the same as CSS mediumseagreen?

No — #63AE01 is not the CSS named color mediumseagreen, but mediumseagreen (#3CB371) is the closest CSS named color.

#63AE01 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #63AE01

Not just a swatch — here's how #63AE01 works with other colors. Named schemes with #63AE01 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #63AE01 Secondary #AE6B00 Accent #6A7B4B Surface #F2ECDD Anchor #3A2B1E

This palette keeps Kelly Green as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Botanical Studio Lead · 5 colors

Lead #63AE01 Secondary #4E6B3A Accent #AE6B00 Surface #EFE9D6 Anchor #3D2F21

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

Sunset Warmth Glow · 5 colors

Glow #63AE01 Secondary #E27632 Accent #DBA524 Anchor #5F3949 Surface #F2EAD6

Kelly Green glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Japanese Sand Base · 5 colors

Base #63AE01 Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Kelly Green 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #63AE01 Secondary #B2CDA0 Support #999286 Ink #17140F

Kelly 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 Kelly Green carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #63AE01 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 56/100

Neutral

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

Softness 43/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 35/100

Low

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

Naturalness 47/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 30/100

Low

A faint retro warmth without tipping into sepia.

Luxury 37/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 74/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 63/100

High

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

Surface fit 24/100

Low

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

Print safety 58/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #63AE01

For UI

For branding

For interior

For fashion

People also use #63AE01 with

Mustard Yellow Kelly Green Indigo Platinum Army Green

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 Only on dark surfaces. Avoid

Background Pair with #141310 text at 6.7:1. Use

Subtle surface Use #E1F5C5 for cards and hover fills. Tint 80

Avoid beside #29AD01 — 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 #63AE01 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

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Export

:root {
  --color-base: #63AE01;
  --color-base-rgb: 99 174 1;
  --color-base-oklch: oklch(67.5% 0.191 133.4);
  --color-50: #F8FEF0;
  --color-100: #EDFDD8;
  --color-200: #DBFCB1;
  --color-300: #C0F778;
  --color-400: #A4EB47;
  --color-500: #86D223;
  --color-600: #699F23;
  --color-700: #4D6F1F;
  --color-800: #344819;
  --color-900: #202C11;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  kelly-green: {
    50: '#F8FEF0',
    100: '#EDFDD8',
    200: '#DBFCB1',
    300: '#C0F778',
    400: '#A4EB47',
    500: '#86D223',
    600: '#699F23',
    700: '#4D6F1F',
    800: '#344819',
    900: '#202C11',
  },
}

$base: #63AE01;
$base-ink: #141310;
$base-50: #F8FEF0;
$base-100: #EDFDD8;
$base-200: #DBFCB1;
$base-300: #C0F778;
$base-400: #A4EB47;
$base-500: #86D223;
$base-600: #699F23;
$base-700: #4D6F1F;
$base-800: #344819;
$base-900: #202C11;
$base-hover: #4F8A01;
$base-subtle: #D2F2A7;

{
    "color": {
        "base": {
            "value": "#63AE01",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8FEF0",
                "type": "color"
            },
            "100": {
                "value": "#EDFDD8",
                "type": "color"
            },
            "200": {
                "value": "#DBFCB1",
                "type": "color"
            },
            "300": {
                "value": "#C0F778",
                "type": "color"
            },
            "400": {
                "value": "#A4EB47",
                "type": "color"
            },
            "500": {
                "value": "#86D223",
                "type": "color"
            },
            "600": {
                "value": "#699F23",
                "type": "color"
            },
            "700": {
                "value": "#4D6F1F",
                "type": "color"
            },
            "800": {
                "value": "#344819",
                "type": "color"
            },
            "900": {
                "value": "#202C11",
                "type": "color"
            }
        }
    }
}

Palettes built on #63AE01

Color Lab

Pairs with #63AE01

UI roles & guardrails

In real applications

Scales

Every model

Export