What color is #ECFFF9?

#ECFFF9 is a pale low-chroma cool gray with a subtle cool cast. In RGB it is rgb(236, 255, 249), and in HSL hsl(161, 100%, 96%).

Is #ECFFF9 accessible as text?

On white, #ECFFF9 has a contrast ratio of 1.04:1 (fails WCAG AA for body text); on black it is 20.24:1 (passes). For text placed on #ECFFF9, use black for the best readability.

What is the closest Tailwind color to #ECFFF9?

The nearest Tailwind CSS token is slate-50 (#F8FAFC).

What colors go well with #ECFFF9?

As a neutral, #ECFFF9 pairs cleanly with charcoal, near-black and dark grays for text, and sits under accent hues like blue, violet, emerald or warm orange — use it as a soft background and let the accent carry the color.

Is #ECFFF9 the same as CSS azure?

No — #ECFFF9 is not the CSS named color azure, but azure (#F0FFFF) is the closest CSS named color.

#ECFFF9 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #ECFFF9

Not just a swatch — here's how #ECFFF9 works with other colors. Named schemes with #ECFFF9 in its natural role, and a note on why the supporting colors balance it.

Japanese Sand Base · 5 colors

Base #ECFFF9 Surface #EDEADC Highlight #F5F1E7 Secondary #B5B19F Ink #2A2723

Mint Cream 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.

Coastal Morning Lead · 5 colors

Lead #ECFFF9 Accent #A7C4BC Surface #E0D9BE Secondary #9AA0A0 Anchor #1B3549

Mint Cream opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Tech Product Signal · 5 colors

Signal #ECFFF9 Surface #14161A Highlight #F4F6F8 Secondary #586771 Accent #EEFFF9

Mint Cream is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Mint Cream.

Nordic Calm Accent · 5 colors

Accent #ECFFF9 Secondary #ADB4B7 Surface #F1F2F0 Support #7994A4 Anchor #2D3236

Mint Cream keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #ECFFF9 Secondary #F5FCFA Support #989286 Ink #16140F

Mint Cream 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 Mint Cream carrying the quiet middle.

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Color Lab

How #ECFFF9 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 46/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 94/100

Very high

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

Depth 1/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 15/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 15/100

Very low

Clean and current — no dusty, aged cast.

Luxury 3/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 8/100

Very low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 2/100

Very low

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

Surface fit 92/100

Very high

Calm enough for large fills — backgrounds, cards, sections.

Print safety 96/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #ECFFF9

For UI

For branding

For interior

For fashion

People also use #ECFFF9 with

Tea Green Alice Blue Lavender Blush Platinum Dark Slate Gray

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 17.9:1. Use

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

Avoid beside #EBFFFF — 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 #ECFFF9 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: #ECFFF9;
  --color-base-rgb: 236 255 249;
  --color-base-oklch: oklch(98.4% 0.021 175.0);
  --color-50: #F0FEFA;
  --color-100: #D8FDF1;
  --color-200: #B1FCE4;
  --color-300: #77F8CF;
  --color-400: #46ECB7;
  --color-500: #22D29B;
  --color-600: #239F78;
  --color-700: #1F7056;
  --color-800: #184839;
  --color-900: #112C24;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  mint-cream: {
    50: '#F0FEFA',
    100: '#D8FDF1',
    200: '#B1FCE4',
    300: '#77F8CF',
    400: '#46ECB7',
    500: '#22D29B',
    600: '#239F78',
    700: '#1F7056',
    800: '#184839',
    900: '#112C24',
  },
}

$base: #ECFFF9;
$base-ink: #141310;
$base-50: #F0FEFA;
$base-100: #D8FDF1;
$base-200: #B1FCE4;
$base-300: #77F8CF;
$base-400: #46ECB7;
$base-500: #22D29B;
$base-600: #239F78;
$base-700: #1F7056;
$base-800: #184839;
$base-900: #112C24;
$base-hover: #89FFDA;
$base-subtle: #FAFEFD;

{
    "color": {
        "base": {
            "value": "#ECFFF9",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEFA",
                "type": "color"
            },
            "100": {
                "value": "#D8FDF1",
                "type": "color"
            },
            "200": {
                "value": "#B1FCE4",
                "type": "color"
            },
            "300": {
                "value": "#77F8CF",
                "type": "color"
            },
            "400": {
                "value": "#46ECB7",
                "type": "color"
            },
            "500": {
                "value": "#22D29B",
                "type": "color"
            },
            "600": {
                "value": "#239F78",
                "type": "color"
            },
            "700": {
                "value": "#1F7056",
                "type": "color"
            },
            "800": {
                "value": "#184839",
                "type": "color"
            },
            "900": {
                "value": "#112C24",
                "type": "color"
            }
        }
    }
}

Palettes built on #ECFFF9

Color Lab

Pairs with #ECFFF9

UI roles & guardrails

In real applications

Scales

Every model

Export