What color is #A1BF09?

#A1BF09 is a dark, vivid lime green. In RGB it is rgb(161, 191, 9), and in HSL hsl(70, 91%, 39%).

Is #A1BF09 accessible as text?

On white, #A1BF09 has a contrast ratio of 2.11:1 (fails WCAG AA for body text); on black it is 9.97:1 (passes). For text placed on #A1BF09, use black for the best readability.

What is the closest Tailwind color to #A1BF09?

The nearest Tailwind CSS token is lime-500 (#7CCF00).

What colors go well with #A1BF09?

#A1BF09 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2709BE. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #A1BF09 below.

Is #A1BF09 good for buttons?

#A1BF09 works well for buttons and highlights, but use black text on #A1BF09 — white text only reaches 2.11:1, below the 4.5:1 needed for normal-size labels.

Is #A1BF09 the same as CSS yellowgreen?

No — #A1BF09 is not the CSS named color yellowgreen, but yellowgreen (#9ACD32) is the closest CSS named color.

#A1BF09 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #A1BF09

Not just a swatch — here's how #A1BF09 works with other colors. Named schemes with #A1BF09 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #A1BF09 Secondary #B06A03 Accent #6B7B4A Surface #F2ECDD Anchor #3A2B1F

This palette keeps Peridot 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 #A1BF09 Secondary #506B38 Accent #B06A03 Surface #EFE9D6 Anchor #3D2F21

Peridot 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 #A1BF09 Surface #DED0A8 Secondary #AC7D4F Accent #8E9A72 Anchor #3D2D1F

Peridot 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 #A1BF09 Accent #A9C4B8 Surface #E3D9BE Secondary #9AA09F Anchor #183647

Peridot 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 #A1BF09 Secondary #D6E3B5 Support #999186 Ink #17140F

Peridot 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 Peridot carrying the quiet middle.

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Color Lab

How #A1BF09 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 67/100

Warm

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

Softness 50/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 26/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 55/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 31/100

Low

A faint retro warmth without tipping into sepia.

Luxury 30/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 69/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 39/100

Low

Workable accent with care around contrast.

Surface fit 32/100

Low

Usable as a tinted surface in measured doses.

Print safety 64/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #A1BF09

For UI

For branding

For interior

For fashion

People also use #A1BF09 with

Carrot Kelly Green 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 8.8:1. Use

Subtle surface Use #EDF4CC for cards and hover fills. Tint 80

Avoid beside #63BE09 — 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 #A1BF09 at work across the surfaces designers actually ship.

Website / UI

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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: #A1BF09;
  --color-base-rgb: 161 191 9;
  --color-base-oklch: oklch(75.5% 0.179 120.4);
  --color-50: #FCFEF0;
  --color-100: #F7FDD8;
  --color-200: #EFFBB1;
  --color-300: #DFF27D;
  --color-400: #CBE44E;
  --color-500: #B0CB2A;
  --color-600: #879A28;
  --color-700: #606C23;
  --color-800: #3F461B;
  --color-900: #272B12;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  peridot: {
    50: '#FCFEF0',
    100: '#F7FDD8',
    200: '#EFFBB1',
    300: '#DFF27D',
    400: '#CBE44E',
    500: '#B0CB2A',
    600: '#879A28',
    700: '#606C23',
    800: '#3F461B',
    900: '#272B12',
  },
}

$base: #A1BF09;
$base-ink: #141310;
$base-50: #FCFEF0;
$base-100: #F7FDD8;
$base-200: #EFFBB1;
$base-300: #DFF27D;
$base-400: #CBE44E;
$base-500: #B0CB2A;
$base-600: #879A28;
$base-700: #606C23;
$base-800: #3F461B;
$base-900: #272B12;
$base-hover: #809807;
$base-subtle: #E6F1B0;

{
    "color": {
        "base": {
            "value": "#A1BF09",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FCFEF0",
                "type": "color"
            },
            "100": {
                "value": "#F7FDD8",
                "type": "color"
            },
            "200": {
                "value": "#EFFBB1",
                "type": "color"
            },
            "300": {
                "value": "#DFF27D",
                "type": "color"
            },
            "400": {
                "value": "#CBE44E",
                "type": "color"
            },
            "500": {
                "value": "#B0CB2A",
                "type": "color"
            },
            "600": {
                "value": "#879A28",
                "type": "color"
            },
            "700": {
                "value": "#606C23",
                "type": "color"
            },
            "800": {
                "value": "#3F461B",
                "type": "color"
            },
            "900": {
                "value": "#272B12",
                "type": "color"
            }
        }
    }
}