What color is #ECF234?

#ECF234 is a medium, vivid yellow. In RGB it is rgb(236, 242, 52), and in HSL hsl(62, 88%, 58%).

Is #ECF234 accessible as text?

On white, #ECF234 has a contrast ratio of 1.21:1 (fails WCAG AA for body text); on black it is 17.32:1 (passes). For text placed on #ECF234, use black for the best readability.

What is the closest Tailwind color to #ECF234?

The nearest Tailwind CSS token is yellow-300 (#FFDF20).

What colors go well with #ECF234?

#ECF234 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #3C36F2. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #ECF234 below.

Is #ECF234 good for buttons?

#ECF234 works well for buttons and highlights, but use black text on #ECF234 — white text only reaches 1.21:1, below the 4.5:1 needed for normal-size labels.

Is #ECF234 the same as CSS yellow?

No — #ECF234 is not the CSS named color yellow, but yellow (#FFFF00) is the closest CSS named color.

#ECF234 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #ECF234

Not just a swatch — here's how #ECF234 works with other colors. Named schemes with #ECF234 in its natural role, and a note on why the supporting colors balance it.

Sunset Warmth Glow · 5 colors

Glow #ECF234 Secondary #E4743A Accent #DFA327 Anchor #5F394B Surface #F2E9D6

Canary Yellow glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Japanese Sand Base · 5 colors

Base #ECF234 Surface #EEE9DC Highlight #F6F1E7 Secondary #B8B09F Ink #2B2723

Canary Yellow 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.

Warm Autumn Interior Dominant · 5 colors

Dominant #ECF234 Secondary #B06907 Accent #6D7B49 Surface #F2ECDD Anchor #3A2B1F

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

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #ECF234 Secondary #FBFFCB Support #999186 Ink #17140F

Canary 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 Canary Yellow carrying the quiet middle.

Luxury Packaging Feature · 5 colors

Feature #ECF234 Anchor #141210 Accent #C5A44B Secondary #292A1F Surface #F2EDE3

Canary Yellow carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Build a working theme in the generator →

Color Lab

How #ECF234 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 74/100

Warm

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

Softness 57/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 8/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 34/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 17/100

Very low

Clean and current — no dusty, aged cast.

Luxury 11/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 74/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 6/100

Very low

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

Surface fit 48/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 64/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #ECF234

For UI

For branding

For interior

For fashion

People also use #ECF234 with

Sandy Brown Lawn Green Iris 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 15.3:1. Use

Subtle surface Use #F6F7DC for cards and hover fills. Tint 80

Avoid beside #ADF236 — 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 #ECF234 at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #ECF234;
  --color-base-rgb: 236 242 52;
  --color-base-oklch: oklch(92.7% 0.192 111.5);
  --color-50: #FEFEF0;
  --color-100: #FCFDD8;
  --color-200: #F8FAB2;
  --color-300: #EDF07F;
  --color-400: #DDE250;
  --color-500: #C3C82D;
  --color-600: #94982A;
  --color-700: #696B24;
  --color-800: #44461B;
  --color-900: #2A2B13;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  canary-yellow: {
    50: '#FEFEF0',
    100: '#FCFDD8',
    200: '#F8FAB2',
    300: '#EDF07F',
    400: '#DDE250',
    500: '#C3C82D',
    600: '#94982A',
    700: '#696B24',
    800: '#44461B',
    900: '#2A2B13',
  },
}

$base: #ECF234;
$base-ink: #141310;
$base-50: #FEFEF0;
$base-100: #FCFDD8;
$base-200: #F8FAB2;
$base-300: #EDF07F;
$base-400: #DDE250;
$base-500: #C3C82D;
$base-600: #94982A;
$base-700: #696B24;
$base-800: #44461B;
$base-900: #2A2B13;
$base-hover: #D8DE0E;
$base-subtle: #F3F4C9;

{
    "color": {
        "base": {
            "value": "#ECF234",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FEFEF0",
                "type": "color"
            },
            "100": {
                "value": "#FCFDD8",
                "type": "color"
            },
            "200": {
                "value": "#F8FAB2",
                "type": "color"
            },
            "300": {
                "value": "#EDF07F",
                "type": "color"
            },
            "400": {
                "value": "#DDE250",
                "type": "color"
            },
            "500": {
                "value": "#C3C82D",
                "type": "color"
            },
            "600": {
                "value": "#94982A",
                "type": "color"
            },
            "700": {
                "value": "#696B24",
                "type": "color"
            },
            "800": {
                "value": "#44461B",
                "type": "color"
            },
            "900": {
                "value": "#2A2B13",
                "type": "color"
            }
        }
    }
}

Palettes built on #ECF234

Color Lab

Pairs with #ECF234

UI roles & guardrails

In real applications

Scales

Every model

Export