What color is #C9D651?

#C9D651 is a medium lime green. In RGB it is rgb(201, 214, 81), and in HSL hsl(66, 62%, 58%).

Is #C9D651 accessible as text?

On white, #C9D651 has a contrast ratio of 1.59:1 (fails WCAG AA for body text); on black it is 13.22:1 (passes). For text placed on #C9D651, use black for the best readability.

What is the closest Tailwind color to #C9D651?

The nearest Tailwind CSS token is amber-300 (#FFD230).

What colors go well with #C9D651?

#C9D651 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #5F51D6. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #C9D651 below.

Is #C9D651 good for buttons?

#C9D651 works well for buttons and highlights, but use black text on #C9D651 — white text only reaches 1.59:1, below the 4.5:1 needed for normal-size labels.

Is #C9D651 the same as CSS yellowgreen?

No — #C9D651 is not the CSS named color yellowgreen, but yellowgreen (#9ACD32) is the closest CSS named color.

#C9D651 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #C9D651

Not just a swatch — here's how #C9D651 works with other colors. Named schemes with #C9D651 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #C9D651 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.

Botanical Studio Lead · 5 colors

Lead #C9D651 Secondary #516A38 Accent #B06906 Surface #EFE9D6 Anchor #3D2F21

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

Desert Clay Center · 5 colors

Center #C9D651 Surface #DED0A8 Secondary #AC7D50 Accent #8F9A72 Anchor #3D2D1F

Citrine holds the warm center of this desert palette with sand and clay beside it, a muted-sage accent and a dark-brown anchor.

Coastal Morning Lead · 5 colors

Lead #C9D651 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.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #C9D651 Secondary #F7FED4 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 #C9D651 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 70/100

Warm

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

Softness 59/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 16/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 70/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 22/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 60/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 19/100

Very low

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

Surface fit 40/100

Low

Usable as a tinted surface in measured doses.

Print safety 70/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #C9D651

For UI

For branding

For interior

For fashion

People also use #C9D651 with

Fawn Yellow Green Slate 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 11.7:1. Use

Subtle surface Use #F1F3E0 for cards and hover fills. Tint 80

Avoid beside #9DD651 — 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 #C9D651 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: #C9D651;
  --color-base-rgb: 201 214 81;
  --color-base-oklch: oklch(84.1% 0.156 114.5);
  --color-50: #FCFDF2;
  --color-100: #F5F8DD;
  --color-200: #EAEFBD;
  --color-300: #D8E090;
  --color-400: #C2CC66;
  --color-500: #A6B144;
  --color-600: #80873A;
  --color-700: #5B602E;
  --color-800: #3C3F22;
  --color-900: #252716;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  citrine: {
    50: '#FCFDF2',
    100: '#F5F8DD',
    200: '#EAEFBD',
    300: '#D8E090',
    400: '#C2CC66',
    500: '#A6B144',
    600: '#80873A',
    700: '#5B602E',
    800: '#3C3F22',
    900: '#252716',
  },
}

$base: #C9D651;
$base-ink: #141310;
$base-50: #FCFDF2;
$base-100: #F5F8DD;
$base-200: #EAEFBD;
$base-300: #D8E090;
$base-400: #C2CC66;
$base-500: #A6B144;
$base-600: #80873A;
$base-700: #5B602E;
$base-800: #3C3F22;
$base-900: #252716;
$base-hover: #B1C02D;
$base-subtle: #EBEED0;

{
    "color": {
        "base": {
            "value": "#C9D651",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FCFDF2",
                "type": "color"
            },
            "100": {
                "value": "#F5F8DD",
                "type": "color"
            },
            "200": {
                "value": "#EAEFBD",
                "type": "color"
            },
            "300": {
                "value": "#D8E090",
                "type": "color"
            },
            "400": {
                "value": "#C2CC66",
                "type": "color"
            },
            "500": {
                "value": "#A6B144",
                "type": "color"
            },
            "600": {
                "value": "#80873A",
                "type": "color"
            },
            "700": {
                "value": "#5B602E",
                "type": "color"
            },
            "800": {
                "value": "#3C3F22",
                "type": "color"
            },
            "900": {
                "value": "#252716",
                "type": "color"
            }
        }
    }
}

Palettes built on #C9D651

Color Lab

Pairs with #C9D651

UI roles & guardrails

In real applications

Scales

Every model

Export