What color is #EFFAF5?

#EFFAF5 is a pale low-chroma cool gray with a subtle cool cast. In RGB it is rgb(239, 250, 245), and in HSL hsl(153, 52%, 96%).

Is #EFFAF5 accessible as text?

On white, #EFFAF5 has a contrast ratio of 1.07:1 (fails WCAG AA for body text); on black it is 19.66:1 (passes). For text placed on #EFFAF5, use black for the best readability.

What is the closest Tailwind color to #EFFAF5?

The nearest Tailwind CSS token is stone-100 (#F5F5F4).

What colors go well with #EFFAF5?

As a neutral, #EFFAF5 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 #EFFAF5 the same as CSS whitesmoke?

No — #EFFAF5 is not the CSS named color whitesmoke, but whitesmoke (#F5F5F5) is the closest CSS named color.

#EFFAF5 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #EFFAF5

Not just a swatch — here's how #EFFAF5 works with other colors. Named schemes with #EFFAF5 in its natural role, and a note on why the supporting colors balance it.

Japanese Sand Base · 5 colors

Base #EFFAF5 Surface #EDEADC Highlight #F5F1E7 Secondary #B5B09F Ink #2A2723

White Smoke 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 #EFFAF5 Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3549

White Smoke 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 #EFFAF5 Surface #13161A Highlight #F4F6F8 Secondary #586771 Accent #F3FDF8

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

Nordic Calm Accent · 5 colors

Accent #EFFAF5 Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

White Smoke 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 #EFFAF5 Secondary #F7FBF9 Support #989286 Ink #16140F

White Smoke 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 White Smoke carrying the quiet middle.

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Color Lab

How #EFFAF5 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 48/100

Neutral

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

Softness 95/100

Very high

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

Depth 2/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 17/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 15/100

Very low

Clean and current — no dusty, aged cast.

Luxury 5/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 5/100

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 94/100

Very high

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

Print safety 97/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #EFFAF5

For UI

For branding

For interior

For fashion

People also use #EFFAF5 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 17.4:1. Use

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

Avoid beside #EFFAF9 — 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 #EFFAF5 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: #EFFAF5;
  --color-base-rgb: 239 250 245;
  --color-base-oklch: oklch(97.6% 0.013 167.2);
  --color-50: #F3FCF8;
  --color-100: #DFF6EC;
  --color-200: #C1EBD8;
  --color-300: #96D9BB;
  --color-400: #6EC49D;
  --color-500: #4DA87F;
  --color-600: #418164;
  --color-700: #325C49;
  --color-800: #243D32;
  --color-900: #18261F;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  white-smoke: {
    50: '#F3FCF8',
    100: '#DFF6EC',
    200: '#C1EBD8',
    300: '#96D9BB',
    400: '#6EC49D',
    500: '#4DA87F',
    600: '#418164',
    700: '#325C49',
    800: '#243D32',
    900: '#18261F',
  },
}

$base: #EFFAF5;
$base-ink: #141310;
$base-50: #F3FCF8;
$base-100: #DFF6EC;
$base-200: #C1EBD8;
$base-300: #96D9BB;
$base-400: #6EC49D;
$base-500: #4DA87F;
$base-600: #418164;
$base-700: #325C49;
$base-800: #243D32;
$base-900: #18261F;
$base-hover: #A5E3C7;
$base-subtle: #FBFDFC;

{
    "color": {
        "base": {
            "value": "#EFFAF5",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FCF8",
                "type": "color"
            },
            "100": {
                "value": "#DFF6EC",
                "type": "color"
            },
            "200": {
                "value": "#C1EBD8",
                "type": "color"
            },
            "300": {
                "value": "#96D9BB",
                "type": "color"
            },
            "400": {
                "value": "#6EC49D",
                "type": "color"
            },
            "500": {
                "value": "#4DA87F",
                "type": "color"
            },
            "600": {
                "value": "#418164",
                "type": "color"
            },
            "700": {
                "value": "#325C49",
                "type": "color"
            },
            "800": {
                "value": "#243D32",
                "type": "color"
            },
            "900": {
                "value": "#18261F",
                "type": "color"
            }
        }
    }
}

Palettes built on #EFFAF5

Color Lab

Pairs with #EFFAF5

UI roles & guardrails

In real applications

Scales

Every model

Export