What color is #C3D009?

#C3D009 is a medium, vivid yellow. In RGB it is rgb(195, 208, 9), and in HSL hsl(64, 92%, 43%).

Is #C3D009 accessible as text?

On white, #C3D009 has a contrast ratio of 1.70:1 (fails WCAG AA for body text); on black it is 12.35:1 (passes). For text placed on #C3D009, use black for the best readability.

What is the closest Tailwind color to #C3D009?

The nearest Tailwind CSS token is lime-400 (#9AE600).

What colors go well with #C3D009?

#C3D009 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1609D3. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #C3D009 below.

Is #C3D009 good for buttons?

#C3D009 works well for buttons and highlights, but use black text on #C3D009 — white text only reaches 1.70:1, below the 4.5:1 needed for normal-size labels.

Is #C3D009 the same as CSS yellowgreen?

No — #C3D009 is not the CSS named color yellowgreen, but yellowgreen (#9ACD32) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#C3D009 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #C3D009

Not just a swatch — here's how #C3D009 works with other colors. Named schemes with #C3D009 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #C3D009 Secondary #B06906 Accent #6C7B49 Surface #F2ECDD Anchor #3A2B1F

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

Modern Café Dominant · 5 colors

Dominant #C3D009 Anchor #392B1F Surface #EEE3D0 Accent #8B9A6A Secondary #3B3833

Citrine anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Coastal Morning Lead · 5 colors

Lead #C3D009 Accent #A9C4B8 Surface #E3D8BE Secondary #9AA09F Anchor #183647

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

Japanese Sand Base · 5 colors

Base #C3D009 Surface #EEE9DC Highlight #F6F1E7 Secondary #B8B09F Ink #2B2723

Citrine 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 #C3D009 Secondary #F0F7C6 Support #999186 Ink #17140F

Citrine 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 Citrine carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #C3D009 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 72/100

Warm

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

Softness 53/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 19/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 44/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 26/100

Low

A faint retro warmth without tipping into sepia.

Luxury 23/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 71/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 22/100

Low

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

Surface fit 38/100

Low

Usable as a tinted surface in measured doses.

Print safety 65/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #C3D009

For UI

For branding

For interior

For fashion

People also use #C3D009 with

Tangerine Malachite Egyptian Blue 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 10.9:1. Use

Subtle surface Use #F3F5CF for cards and hover fills. Tint 80

Avoid beside #82D309 — 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 #C3D009 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: #C3D009;
  --color-base-rgb: 195 208 9;
  --color-base-oklch: oklch(82.0% 0.183 114.3);
  --color-50: #FDFEF0;
  --color-100: #FBFDD8;
  --color-200: #F7FCB1;
  --color-300: #EBF37C;
  --color-400: #DBE54D;
  --color-500: #C1CB29;
  --color-600: #939A28;
  --color-700: #686D22;
  --color-800: #44471A;
  --color-900: #292B12;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  citrine: {
    50: '#FDFEF0',
    100: '#FBFDD8',
    200: '#F7FCB1',
    300: '#EBF37C',
    400: '#DBE54D',
    500: '#C1CB29',
    600: '#939A28',
    700: '#686D22',
    800: '#44471A',
    900: '#292B12',
  },
}

$base: #C3D009;
$base-ink: #141310;
$base-50: #FDFEF0;
$base-100: #FBFDD8;
$base-200: #F7FCB1;
$base-300: #EBF37C;
$base-400: #DBE54D;
$base-500: #C1CB29;
$base-600: #939A28;
$base-700: #686D22;
$base-800: #44471A;
$base-900: #292B12;
$base-hover: #9EA807;
$base-subtle: #EEF2B5;

{
    "color": {
        "base": {
            "value": "#C3D009",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FDFEF0",
                "type": "color"
            },
            "100": {
                "value": "#FBFDD8",
                "type": "color"
            },
            "200": {
                "value": "#F7FCB1",
                "type": "color"
            },
            "300": {
                "value": "#EBF37C",
                "type": "color"
            },
            "400": {
                "value": "#DBE54D",
                "type": "color"
            },
            "500": {
                "value": "#C1CB29",
                "type": "color"
            },
            "600": {
                "value": "#939A28",
                "type": "color"
            },
            "700": {
                "value": "#686D22",
                "type": "color"
            },
            "800": {
                "value": "#44471A",
                "type": "color"
            },
            "900": {
                "value": "#292B12",
                "type": "color"
            }
        }
    }
}