What color is #CFCF18?

#CFCF18 is a medium, vivid yellow. In RGB it is rgb(207, 207, 24), and in HSL hsl(60, 79%, 45%).

Is #CFCF18 accessible as text?

On white, #CFCF18 has a contrast ratio of 1.67:1 (fails WCAG AA for body text); on black it is 12.59:1 (passes). For text placed on #CFCF18, use black for the best readability.

What is the closest Tailwind color to #CFCF18?

The nearest Tailwind CSS token is yellow-400 (#FDC700).

What colors go well with #CFCF18?

#CFCF18 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1818CD. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #CFCF18 below.

Is #CFCF18 good for buttons?

#CFCF18 works well for buttons and highlights, but use black text on #CFCF18 — white text only reaches 1.67:1, below the 4.5:1 needed for normal-size labels.

Is #CFCF18 the same as CSS yellowgreen?

No — #CFCF18 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.

#CFCF18 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #CFCF18

Not just a swatch — here's how #CFCF18 works with other colors. Named schemes with #CFCF18 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #CFCF18 Secondary #B16908 Accent #6D7A49 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 #CFCF18 Anchor #392B1F Surface #EEE3D0 Accent #8C996A 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 #CFCF18 Accent #A9C4B8 Surface #E3D8BE Secondary #9AA09F Anchor #173647

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 #CFCF18 Surface #EFE9DC Highlight #F6F1E7 Secondary #B8AF9F 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 #CFCF18 Secondary #F6F9C9 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 #CFCF18 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 75/100

Warm

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

Softness 54/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 18/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 45/100

Moderate

Loosely natural — an earthy edge without being rustic.

Vintage feel 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 23/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 68/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 21/100

Low

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

Surface fit 39/100

Low

Usable as a tinted surface in measured doses.

Print safety 67/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #CFCF18

For UI

For branding

For interior

For fashion

People also use #CFCF18 with

Princeton Orange Lime Green Medium 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 11.1:1. Use

Subtle surface Use #F3F3D3 for cards and hover fills. Tint 80

Avoid beside #91CD18 — 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 #CFCF18 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: #CFCF18;
  --color-base-rgb: 207 207 24;
  --color-base-oklch: oklch(82.8% 0.176 109.7);
  --color-50: #FEFEF1;
  --color-100: #FCFCDA;
  --color-200: #F6F6B6;
  --color-300: #EBEB85;
  --color-400: #DADA58;
  --color-500: #C0C035;
  --color-600: #929230;
  --color-700: #676728;
  --color-800: #43431D;
  --color-900: #292914;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  citrine: {
    50: '#FEFEF1',
    100: '#FCFCDA',
    200: '#F6F6B6',
    300: '#EBEB85',
    400: '#DADA58',
    500: '#C0C035',
    600: '#929230',
    700: '#676728',
    800: '#43431D',
    900: '#292914',
  },
}

$base: #CFCF18;
$base-ink: #141310;
$base-50: #FEFEF1;
$base-100: #FCFCDA;
$base-200: #F6F6B6;
$base-300: #EBEB85;
$base-400: #DADA58;
$base-500: #C0C035;
$base-600: #929230;
$base-700: #676728;
$base-800: #43431D;
$base-900: #292914;
$base-hover: #A4A413;
$base-subtle: #EEEEBC;

{
    "color": {
        "base": {
            "value": "#CFCF18",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEFEF1",
                "type": "color"
            },
            "100": {
                "value": "#FCFCDA",
                "type": "color"
            },
            "200": {
                "value": "#F6F6B6",
                "type": "color"
            },
            "300": {
                "value": "#EBEB85",
                "type": "color"
            },
            "400": {
                "value": "#DADA58",
                "type": "color"
            },
            "500": {
                "value": "#C0C035",
                "type": "color"
            },
            "600": {
                "value": "#929230",
                "type": "color"
            },
            "700": {
                "value": "#676728",
                "type": "color"
            },
            "800": {
                "value": "#43431D",
                "type": "color"
            },
            "900": {
                "value": "#292914",
                "type": "color"
            }
        }
    }
}