What color is #DEF4F7?

#DEF4F7 is a pale low-chroma cool gray with a subtle cool cast. In RGB it is rgb(222, 244, 247), and in HSL hsl(187, 61%, 92%).

Is #DEF4F7 accessible as text?

On white, #DEF4F7 has a contrast ratio of 1.14:1 (fails WCAG AA for body text); on black it is 18.39:1 (passes). For text placed on #DEF4F7, use black for the best readability.

What is the closest Tailwind color to #DEF4F7?

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

What colors go well with #DEF4F7?

As a neutral, #DEF4F7 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 #DEF4F7 the same as CSS lightcyan?

No — #DEF4F7 is not the CSS named color lightcyan, but lightcyan (#E0FFFF) is the closest CSS named color.

#DEF4F7 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #DEF4F7

Not just a swatch — here's how #DEF4F7 works with other colors. Named schemes with #DEF4F7 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #DEF4F7 Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

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

Coastal Morning Lead · 5 colors

Lead #DEF4F7 Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

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

Japanese Sand Base · 5 colors

Base #DEF4F7 Surface #EDEADC Highlight #F4F2E7 Secondary #B4B19F Ink #2A2723

Cool White 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.

Tech Product Signal · 5 colors

Signal #DEF4F7 Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #EBFFFF

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #DEF4F7 Secondary #F4FCFD Support #979286 Ink #16140F

Cool White 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 Cool White carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #DEF4F7 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 44/100

Neutral

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

Softness 91/100

Very high

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

Depth 5/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 2/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 16/100

Very low

Clean and current — no dusty, aged cast.

Luxury 8/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 9/100

Very low

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

UI accent fit 3/100

Very low

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

Surface fit 88/100

Very high

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

Print safety 94/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #DEF4F7

For UI

For branding

For interior

For fashion

People also use #DEF4F7 with

Seafoam Lavender Misty Rose 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 16.3:1. Use

Subtle surface Use #F9FCFD for cards and hover fills. Tint 80

Avoid beside #DEECF7 — 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 #DEF4F7 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: #DEF4F7;
  --color-base-rgb: 222 244 247;
  --color-base-oklch: oklch(95.2% 0.023 206.6);
  --color-50: #F2FBFC;
  --color-100: #DDF5F8;
  --color-200: #BDE9EF;
  --color-300: #90D6DF;
  --color-400: #67C0CB;
  --color-500: #45A4B0;
  --color-600: #3B7E87;
  --color-700: #2F5A60;
  --color-800: #223C3F;
  --color-900: #162527;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cool-white: {
    50: '#F2FBFC',
    100: '#DDF5F8',
    200: '#BDE9EF',
    300: '#90D6DF',
    400: '#67C0CB',
    500: '#45A4B0',
    600: '#3B7E87',
    700: '#2F5A60',
    800: '#223C3F',
    900: '#162527',
  },
}

$base: #DEF4F7;
$base-ink: #141310;
$base-50: #F2FBFC;
$base-100: #DDF5F8;
$base-200: #BDE9EF;
$base-300: #90D6DF;
$base-400: #67C0CB;
$base-500: #45A4B0;
$base-600: #3B7E87;
$base-700: #2F5A60;
$base-800: #223C3F;
$base-900: #162527;
$base-hover: #93DBE5;
$base-subtle: #F6FBFC;

{
    "color": {
        "base": {
            "value": "#DEF4F7",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2FBFC",
                "type": "color"
            },
            "100": {
                "value": "#DDF5F8",
                "type": "color"
            },
            "200": {
                "value": "#BDE9EF",
                "type": "color"
            },
            "300": {
                "value": "#90D6DF",
                "type": "color"
            },
            "400": {
                "value": "#67C0CB",
                "type": "color"
            },
            "500": {
                "value": "#45A4B0",
                "type": "color"
            },
            "600": {
                "value": "#3B7E87",
                "type": "color"
            },
            "700": {
                "value": "#2F5A60",
                "type": "color"
            },
            "800": {
                "value": "#223C3F",
                "type": "color"
            },
            "900": {
                "value": "#162527",
                "type": "color"
            }
        }
    }
}

Palettes built on #DEF4F7

Color Lab

Pairs with #DEF4F7

UI roles & guardrails

In real applications

Scales

Every model

Export