What color is #4FA91F?

#4FA91F is a dark green. In RGB it is rgb(79, 169, 31), and in HSL hsl(99, 69%, 39%).

Is #4FA91F accessible as text?

On white, #4FA91F has a contrast ratio of 2.99:1 (fails WCAG AA for body text); on black it is 7.03:1 (passes). For text placed on #4FA91F, use black for the best readability.

What is the closest Tailwind color to #4FA91F?

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

What colors go well with #4FA91F?

#4FA91F pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #781FA8. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #4FA91F below.

Is #4FA91F good for buttons?

#4FA91F works well for buttons and highlights, but use black text on #4FA91F — white text only reaches 2.99:1, below the 4.5:1 needed for normal-size labels.

Is #4FA91F the same as CSS mediumseagreen?

No — #4FA91F is not the CSS named color mediumseagreen, but mediumseagreen (#3CB371) is the closest CSS named color.

#4FA91F Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #4FA91F

Not just a swatch — here's how #4FA91F works with other colors. Named schemes with #4FA91F in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #4FA91F Secondary #4D6B3B Accent #AE6B00 Surface #EFEAD6 Anchor #3D2F21

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

Tech Product Signal · 5 colors

Signal #4FA91F Surface #13161A Highlight #F4F6F8 Secondary #576770 Accent #7DCE5D

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

Japanese Sand Base · 5 colors

Base #4FA91F 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 #4FA91F Secondary #A8C69D Support #989286 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.

Coastal Morning Lead · 5 colors

Lead #4FA91F Accent #A8C4B9 Surface #E2D9BE Secondary #9AA09F Anchor #193648

Kelly Green 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 #4FA91F 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 52/100

Neutral

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

Softness 42/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 37/100

Low

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

Naturalness 51/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 39/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 72/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 70/100

High

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

Surface fit 22/100

Low

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

Print safety 59/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #4FA91F

For UI

For branding

For interior

For fashion

People also use #4FA91F with

Yellow Green Jade Green Grape 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 6.2:1. Use

Subtle surface Use #DBEFD0 for cards and hover fills. Tint 80

Avoid beside #21A81F — 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 #4FA91F 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: #4FA91F;
  --color-base-rgb: 79 169 31;
  --color-base-oklch: oklch(65.4% 0.187 137.6);
  --color-50: #F6FDF2;
  --color-100: #E6F9DC;
  --color-200: #CEF2BA;
  --color-300: #AAE48B;
  --color-400: #88D260;
  --color-500: #68B73E;
  --color-600: #548C36;
  --color-700: #3F632C;
  --color-800: #2B4120;
  --color-900: #1C2815;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  kelly-green: {
    50: '#F6FDF2',
    100: '#E6F9DC',
    200: '#CEF2BA',
    300: '#AAE48B',
    400: '#88D260',
    500: '#68B73E',
    600: '#548C36',
    700: '#3F632C',
    800: '#2B4120',
    900: '#1C2815',
  },
}

$base: #4FA91F;
$base-ink: #141310;
$base-50: #F6FDF2;
$base-100: #E6F9DC;
$base-200: #CEF2BA;
$base-300: #AAE48B;
$base-400: #88D260;
$base-500: #68B73E;
$base-600: #548C36;
$base-700: #3F632C;
$base-800: #2B4120;
$base-900: #1C2815;
$base-hover: #3F8619;
$base-subtle: #C9E9B8;

{
    "color": {
        "base": {
            "value": "#4FA91F",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6FDF2",
                "type": "color"
            },
            "100": {
                "value": "#E6F9DC",
                "type": "color"
            },
            "200": {
                "value": "#CEF2BA",
                "type": "color"
            },
            "300": {
                "value": "#AAE48B",
                "type": "color"
            },
            "400": {
                "value": "#88D260",
                "type": "color"
            },
            "500": {
                "value": "#68B73E",
                "type": "color"
            },
            "600": {
                "value": "#548C36",
                "type": "color"
            },
            "700": {
                "value": "#3F632C",
                "type": "color"
            },
            "800": {
                "value": "#2B4120",
                "type": "color"
            },
            "900": {
                "value": "#1C2815",
                "type": "color"
            }
        }
    }
}

Palettes built on #4FA91F

Color Lab

Pairs with #4FA91F

UI roles & guardrails

In real applications

Scales

Every model

Export