What color is #E3F7EF?

#E3F7EF is a pale low-chroma cool gray with a subtle cool cast. In RGB it is rgb(227, 247, 239), and in HSL hsl(156, 56%, 93%).

Is #E3F7EF accessible as text?

On white, #E3F7EF has a contrast ratio of 1.12:1 (fails WCAG AA for body text); on black it is 18.82:1 (passes). For text placed on #E3F7EF, use black for the best readability.

What is the closest Tailwind color to #E3F7EF?

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

What colors go well with #E3F7EF?

As a neutral, #E3F7EF 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 #E3F7EF the same as CSS lightcyan?

No — #E3F7EF is not the CSS named color lightcyan, but lightcyan (#E0FFFF) is the closest CSS named color.

#E3F7EF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #E3F7EF

Not just a swatch — here's how #E3F7EF works with other colors. Named schemes with #E3F7EF in its natural role, and a note on why the supporting colors balance it.

Japanese Sand Base · 5 colors

Base #E3F7EF Surface #EDEADC Highlight #F5F1E7 Secondary #B5B09F 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.

Coastal Morning Lead · 5 colors

Lead #E3F7EF Accent #A7C4BC Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3549

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

Nordic Calm Accent · 5 colors

Accent #E3F7EF Secondary #ADB4B7 Surface #F1F2F0 Support #7994A4 Anchor #2D3236

Cool White 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 #E3F7EF Secondary #F5FCF9 Support #989286 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.

Tech Product Signal · 5 colors

Signal #E3F7EF Surface #14161A Highlight #F4F6F8 Secondary #586771 Accent #EDFFF8

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.

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Color Lab

How #E3F7EF 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 47/100

Neutral

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

Softness 92/100

Very high

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

Depth 4/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 20/100

Low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 17/100

Very low

Clean and current — no dusty, aged cast.

Luxury 7/100

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 2/100

Very low

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

Surface fit 89/100

Very high

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

Print safety 95/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #E3F7EF

For UI

For branding

For interior

For fashion

People also use #E3F7EF with

Tea Green Cool White 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 16.6:1. Use

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

Avoid beside #E3F7F6 — 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 #E3F7EF 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: #E3F7EF;
  --color-base-rgb: 227 247 239;
  --color-base-oklch: oklch(95.9% 0.024 169.9);
  --color-50: #F3FCF8;
  --color-100: #DFF7ED;
  --color-200: #BFEDDB;
  --color-300: #93DCBF;
  --color-400: #6BC7A2;
  --color-500: #49AC84;
  --color-600: #3E8468;
  --color-700: #315E4C;
  --color-800: #233E33;
  --color-900: #172620;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cool-white: {
    50: '#F3FCF8',
    100: '#DFF7ED',
    200: '#BFEDDB',
    300: '#93DCBF',
    400: '#6BC7A2',
    500: '#49AC84',
    600: '#3E8468',
    700: '#315E4C',
    800: '#233E33',
    900: '#172620',
  },
}

$base: #E3F7EF;
$base-ink: #141310;
$base-50: #F3FCF8;
$base-100: #DFF7ED;
$base-200: #BFEDDB;
$base-300: #93DCBF;
$base-400: #6BC7A2;
$base-500: #49AC84;
$base-600: #3E8468;
$base-700: #315E4C;
$base-800: #233E33;
$base-900: #172620;
$base-hover: #99E2C5;
$base-subtle: #F7FCFA;

{
    "color": {
        "base": {
            "value": "#E3F7EF",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FCF8",
                "type": "color"
            },
            "100": {
                "value": "#DFF7ED",
                "type": "color"
            },
            "200": {
                "value": "#BFEDDB",
                "type": "color"
            },
            "300": {
                "value": "#93DCBF",
                "type": "color"
            },
            "400": {
                "value": "#6BC7A2",
                "type": "color"
            },
            "500": {
                "value": "#49AC84",
                "type": "color"
            },
            "600": {
                "value": "#3E8468",
                "type": "color"
            },
            "700": {
                "value": "#315E4C",
                "type": "color"
            },
            "800": {
                "value": "#233E33",
                "type": "color"
            },
            "900": {
                "value": "#172620",
                "type": "color"
            }
        }
    }
}

Palettes built on #E3F7EF

Color Lab

Pairs with #E3F7EF

UI roles & guardrails

In real applications

Scales

Every model

Export