What color is #EFF669?

#EFF669 is a light, vivid yellow. In RGB it is rgb(239, 246, 105), and in HSL hsl(63, 89%, 69%).

Is #EFF669 accessible as text?

On white, #EFF669 has a contrast ratio of 1.16:1 (fails WCAG AA for body text); on black it is 18.06:1 (passes). For text placed on #EFF669, use black for the best readability.

What is the closest Tailwind color to #EFF669?

The nearest Tailwind CSS token is yellow-200 (#FFF085).

What colors go well with #EFF669?

#EFF669 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #716AF6. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #EFF669 below.

Is #EFF669 good for buttons?

#EFF669 works well for buttons and highlights, but use black text on #EFF669 — white text only reaches 1.16:1, below the 4.5:1 needed for normal-size labels.

Is #EFF669 the same as CSS yellow?

No — #EFF669 is not the CSS named color yellow, but yellow (#FFFF00) is the closest CSS named color.

#EFF669 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #EFF669

Not just a swatch — here's how #EFF669 works with other colors. Named schemes with #EFF669 in its natural role, and a note on why the supporting colors balance it.

Warm Autumn Interior Dominant · 5 colors

Dominant #EFF669 Secondary #B06907 Accent #6D7B49 Surface #F2ECDD Anchor #3A2B1F

This palette keeps Lemon Yellow 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 #EFF669 Secondary #516A37 Accent #B06907 Surface #EFE9D6 Anchor #3D2F21

Lemon Yellow 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 #EFF669 Surface #DFD0A8 Secondary #AD7C50 Accent #8F9A71 Anchor #3D2D1F

Lemon Yellow 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 #EFF669 Accent #A9C4B8 Surface #E3D8BE Secondary #9AA09F Anchor #183647

Lemon Yellow 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 #EFF669 Secondary #FBFFD3 Support #999186 Ink #17140F

Lemon Yellow 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 Lemon Yellow carrying the quiet middle.

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Color Lab

How #EFF669 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 73/100

Warm

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

Softness 63/100

High

Soft and easy on the eye — gentle backdrops, calm surfaces.

Depth 6/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 60/100

Moderate

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

Vintage feel 22/100

Low

Clean and current — no dusty, aged cast.

Luxury 10/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 63/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 5/100

Very low

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

Surface fit 49/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 69/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #EFF669

For UI

For branding

For interior

For fashion

People also use #EFF669 with

Peach Fuzz Mint Green Medium 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 16.0:1. Use

Subtle surface Use #F8F9E5 for cards and hover fills. Tint 80

Avoid beside #C0F66A — 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 #EFF669 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: #EFF669;
  --color-base-rgb: 239 246 105;
  --color-base-oklch: oklch(94.1% 0.163 111.8);
  --color-50: #FEFEF0;
  --color-100: #FBFDD8;
  --color-200: #F7FAB2;
  --color-300: #EBF17E;
  --color-400: #DBE34F;
  --color-500: #C1C92C;
  --color-600: #93982A;
  --color-700: #686B23;
  --color-800: #44461B;
  --color-900: #292B13;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  lemon-yellow: {
    50: '#FEFEF0',
    100: '#FBFDD8',
    200: '#F7FAB2',
    300: '#EBF17E',
    400: '#DBE34F',
    500: '#C1C92C',
    600: '#93982A',
    700: '#686B23',
    800: '#44461B',
    900: '#292B13',
  },
}

$base: #EFF669;
$base-ink: #141310;
$base-50: #FEFEF0;
$base-100: #FBFDD8;
$base-200: #F7FAB2;
$base-300: #EBF17E;
$base-400: #DBE34F;
$base-500: #C1C92C;
$base-600: #93982A;
$base-700: #686B23;
$base-800: #44461B;
$base-900: #292B13;
$base-hover: #E8F227;
$base-subtle: #F6F7D7;

{
    "color": {
        "base": {
            "value": "#EFF669",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEFEF0",
                "type": "color"
            },
            "100": {
                "value": "#FBFDD8",
                "type": "color"
            },
            "200": {
                "value": "#F7FAB2",
                "type": "color"
            },
            "300": {
                "value": "#EBF17E",
                "type": "color"
            },
            "400": {
                "value": "#DBE34F",
                "type": "color"
            },
            "500": {
                "value": "#C1C92C",
                "type": "color"
            },
            "600": {
                "value": "#93982A",
                "type": "color"
            },
            "700": {
                "value": "#686B23",
                "type": "color"
            },
            "800": {
                "value": "#44461B",
                "type": "color"
            },
            "900": {
                "value": "#292B13",
                "type": "color"
            }
        }
    }
}

Palettes built on #EFF669

Color Lab

Pairs with #EFF669

UI roles & guardrails

In real applications

Scales

Every model

Export