What color is #F5F5FB?

#F5F5FB is a pale low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(245, 245, 251), and in HSL hsl(240, 43%, 97%).

Is #F5F5FB accessible as text?

On white, #F5F5FB has a contrast ratio of 1.09:1 (fails WCAG AA for body text); on black it is 19.34:1 (passes). For text placed on #F5F5FB, use black for the best readability.

What is the closest Tailwind color to #F5F5FB?

The nearest Tailwind CSS token is slate-100 (#F1F5F9).

What colors go well with #F5F5FB?

As a neutral, #F5F5FB 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 #F5F5FB the same as CSS whitesmoke?

No — #F5F5FB is not the CSS named color whitesmoke, but whitesmoke (#F5F5F5) is the closest CSS named color.

#F5F5FB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #F5F5FB

Not just a swatch — here's how #F5F5FB works with other colors. Named schemes with #F5F5FB in its natural role, and a note on why the supporting colors balance it.

Japanese Sand Base · 5 colors

Base #F5F5FB Surface #F2E8DD Highlight #F8F0E7 Secondary #BEADA2 Ink #2C2724

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 #F5F5FB Accent #A5C4C3 Surface #E9D5BF Secondary #9AA0A1 Anchor #22334A

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 #F5F5FB Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #F9F9FF

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 #F5F5FB Secondary #AFB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

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 #F8F4EF Accent #F5F5FB Secondary #FAFAFC Support #9D9088 Ink #18140F

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.

Build a working theme in the generator →

Color Lab

How #F5F5FB 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 49/100

Neutral

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

Softness 96/100

Very high

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

Depth 3/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 14/100

Very low

Clean and current — no dusty, aged cast.

Luxury 5/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 3/100

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 95/100

Very high

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

Print safety 99/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #F5F5FB

For UI

For branding

For interior

For fashion

People also use #F5F5FB with

Gainsboro Ghost White Floral White Prussian Blue

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 17.1:1. Use

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

Avoid beside #F6F4FB — 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 #F5F5FB 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: #F5F5FB;
  --color-base-rgb: 245 245 251;
  --color-base-oklch: oklch(97.2% 0.008 286.3);
  --color-50: #F4F4FB;
  --color-100: #E1E1F4;
  --color-200: #C5C5E8;
  --color-300: #9C9CD3;
  --color-400: #7575BD;
  --color-500: #5555A0;
  --color-600: #46467C;
  --color-700: #363659;
  --color-800: #26263B;
  --color-900: #191924;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  white-smoke: {
    50: '#F4F4FB',
    100: '#E1E1F4',
    200: '#C5C5E8',
    300: '#9C9CD3',
    400: '#7575BD',
    500: '#5555A0',
    600: '#46467C',
    700: '#363659',
    800: '#26263B',
    900: '#191924',
  },
}

$base: #F5F5FB;
$base-ink: #141310;
$base-50: #F4F4FB;
$base-100: #E1E1F4;
$base-200: #C5C5E8;
$base-300: #9C9CD3;
$base-400: #7575BD;
$base-500: #5555A0;
$base-600: #46467C;
$base-700: #363659;
$base-800: #26263B;
$base-900: #191924;
$base-hover: #ADADDE;
$base-subtle: #FCFCFD;

{
    "color": {
        "base": {
            "value": "#F5F5FB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F4FB",
                "type": "color"
            },
            "100": {
                "value": "#E1E1F4",
                "type": "color"
            },
            "200": {
                "value": "#C5C5E8",
                "type": "color"
            },
            "300": {
                "value": "#9C9CD3",
                "type": "color"
            },
            "400": {
                "value": "#7575BD",
                "type": "color"
            },
            "500": {
                "value": "#5555A0",
                "type": "color"
            },
            "600": {
                "value": "#46467C",
                "type": "color"
            },
            "700": {
                "value": "#363659",
                "type": "color"
            },
            "800": {
                "value": "#26263B",
                "type": "color"
            },
            "900": {
                "value": "#191924",
                "type": "color"
            }
        }
    }
}

Palettes built on #F5F5FB

Color Lab

Pairs with #F5F5FB

UI roles & guardrails

In real applications

Scales

Every model

Export