What color is #C4F511?

#C4F511 is a medium, vivid lime green. In RGB it is rgb(196, 245, 17), and in HSL hsl(73, 92%, 51%).

Is #C4F511 accessible as text?

On white, #C4F511 has a contrast ratio of 1.28:1 (fails WCAG AA for body text); on black it is 16.42:1 (passes). For text placed on #C4F511, use black for the best readability.

What is the closest Tailwind color to #C4F511?

The nearest Tailwind CSS token is lime-300 (#BBF451).

What colors go well with #C4F511?

#C4F511 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #410FF5. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #C4F511 below.

Is #C4F511 good for buttons?

#C4F511 works well for buttons and highlights, but use black text on #C4F511 — white text only reaches 1.28:1, below the 4.5:1 needed for normal-size labels.

Is #C4F511 the same as CSS greenyellow?

No — #C4F511 is not the CSS named color greenyellow, but greenyellow (#ADFF2F) is the closest CSS named color.

#C4F511 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #C4F511

Not just a swatch — here's how #C4F511 works with other colors. Named schemes with #C4F511 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #C4F511 Secondary #E37536 Accent #DDA425 Anchor #5F394A Surface #F2E9D6

Electric Lime 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 #C4F511 Surface #EEE9DC Highlight #F6F1E7 Secondary #B7B09F Ink #2B2723

Electric Lime 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.

Warm Autumn Interior Dominant · 5 colors

Dominant #C4F511 Secondary #AF6A01 Accent #6B7B4A Surface #F2ECDD Anchor #3A2B1E

This palette keeps Electric Lime 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 #C4F511 Secondary #F0FFCA Support #999286 Ink #17140F

Electric Lime 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 Electric Lime carrying the quiet middle.

Luxury Packaging Feature · 5 colors

Feature #C4F511 Anchor #141210 Accent #C4A54B Secondary #272B20 Surface #F2EDE3

Electric Lime carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Build a working theme in the generator →

Color Lab

How #C4F511 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 64/100

Warm

Reads warm and advancing — inviting, energetic, draws the eye forward.

Softness 51/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 11/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 20/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 12/100

Very low

Clean and current — no dusty, aged cast.

Luxury 13/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 85/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 7/100

Very low

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

Surface fit 46/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 54/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #C4F511

For UI

For branding

For interior

For fashion

People also use #C4F511 with

Honey Neon Green Han Purple Platinum Army 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 14.5:1. Use

Subtle surface Use #EFF7D5 for cards and hover fills. Tint 80

Avoid beside #77F50F — 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 #C4F511 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: #C4F511;
  --color-base-rgb: 196 245 17;
  --color-base-oklch: oklch(90.3% 0.220 123.2);
  --color-50: #FBFEF0;
  --color-100: #F5FDD8;
  --color-200: #EBFCB1;
  --color-300: #D9F37C;
  --color-400: #C4E54D;
  --color-500: #A8CB29;
  --color-600: #819A28;
  --color-700: #5C6D22;
  --color-800: #3D471A;
  --color-900: #262B12;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  electric-lime: {
    50: '#FBFEF0',
    100: '#F5FDD8',
    200: '#EBFCB1',
    300: '#D9F37C',
    400: '#C4E54D',
    500: '#A8CB29',
    600: '#819A28',
    700: '#5C6D22',
    800: '#3D471A',
    900: '#262B12',
  },
}

$base: #C4F511;
$base-ink: #141310;
$base-50: #FBFEF0;
$base-100: #F5FDD8;
$base-200: #EBFCB1;
$base-300: #D9F37C;
$base-400: #C4E54D;
$base-500: #A8CB29;
$base-600: #819A28;
$base-700: #5C6D22;
$base-800: #3D471A;
$base-900: #262B12;
$base-hover: #9EC808;
$base-subtle: #E8F4BF;

{
    "color": {
        "base": {
            "value": "#C4F511",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FBFEF0",
                "type": "color"
            },
            "100": {
                "value": "#F5FDD8",
                "type": "color"
            },
            "200": {
                "value": "#EBFCB1",
                "type": "color"
            },
            "300": {
                "value": "#D9F37C",
                "type": "color"
            },
            "400": {
                "value": "#C4E54D",
                "type": "color"
            },
            "500": {
                "value": "#A8CB29",
                "type": "color"
            },
            "600": {
                "value": "#819A28",
                "type": "color"
            },
            "700": {
                "value": "#5C6D22",
                "type": "color"
            },
            "800": {
                "value": "#3D471A",
                "type": "color"
            },
            "900": {
                "value": "#262B12",
                "type": "color"
            }
        }
    }
}

Palettes built on #C4F511

Color Lab

Pairs with #C4F511

UI roles & guardrails

In real applications

Scales

Every model

Export