What color is #C6DFD3?

#C6DFD3 is a pale low-chroma cool gray with a subtle cool cast. In RGB it is rgb(198, 223, 211), and in HSL hsl(151, 28%, 83%).

Is #C6DFD3 accessible as text?

On white, #C6DFD3 has a contrast ratio of 1.41:1 (fails WCAG AA for body text); on black it is 14.90:1 (passes). For text placed on #C6DFD3, use black for the best readability.

What is the closest Tailwind color to #C6DFD3?

The nearest Tailwind CSS token is neutral-300 (#D4D4D4).

What colors go well with #C6DFD3?

As a neutral, #C6DFD3 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 #C6DFD3 the same as CSS gainsboro?

No — #C6DFD3 is not the CSS named color gainsboro, but gainsboro (#DCDCDC) is the closest CSS named color.

#C6DFD3 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #C6DFD3

Not just a swatch — here's how #C6DFD3 works with other colors. Named schemes with #C6DFD3 in its natural role, and a note on why the supporting colors balance it.

Japanese Sand Base · 5 colors

Base #C6DFD3 Surface #EDEADC Highlight #F5F1E7 Secondary #B6B09F Ink #2A2723

Seafoam 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 #C6DFD3 Accent #A7C4BB Surface #E1D9BE Secondary #9AA0A0 Anchor #1B3548

Seafoam 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 #C6DFD3 Secondary #ADB4B7 Surface #F1F2F0 Support #7895A3 Anchor #2D3236

Seafoam 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 #C6DFD3 Secondary #F4FDF8 Support #989286 Ink #17140F

Seafoam 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 Seafoam carrying the quiet middle.

Tech Product Signal · 5 colors

Signal #C6DFD3 Surface #13161A Highlight #F4F6F8 Secondary #586771 Accent #EAFFF5

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

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Color Lab

How #C6DFD3 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 84/100

Very high

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

Depth 11/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 29/100

Low

Loosely natural — an earthy edge without being rustic.

Vintage feel 25/100

Low

Clean and current — no dusty, aged cast.

Luxury 16/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 12/100

Very low

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

UI accent fit 7/100

Very low

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

Surface fit 79/100

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 #C6DFD3

For UI

For branding

For interior

For fashion

People also use #C6DFD3 with

Greige Gainsboro Thistle 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 13.2:1. Use

Subtle surface Use #F5F8F6 for cards and hover fills. Tint 80

Avoid beside #C8E0DC — 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 #C6DFD3 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: #C6DFD3;
  --color-base-rgb: 198 223 211;
  --color-base-oklch: oklch(88.2% 0.031 165.2);
  --color-50: #F5FAF7;
  --color-100: #E5F1EB;
  --color-200: #CBE2D7;
  --color-300: #A6CAB8;
  --color-400: #82B09A;
  --color-500: #62937B;
  --color-600: #4F7261;
  --color-700: #3C5348;
  --color-800: #2A3731;
  --color-900: #1B221F;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  seafoam: {
    50: '#F5FAF7',
    100: '#E5F1EB',
    200: '#CBE2D7',
    300: '#A6CAB8',
    400: '#82B09A',
    500: '#62937B',
    600: '#4F7261',
    700: '#3C5348',
    800: '#2A3731',
    900: '#1B221F',
  },
}

$base: #C6DFD3;
$base-ink: #141310;
$base-50: #F5FAF7;
$base-100: #E5F1EB;
$base-200: #CBE2D7;
$base-300: #A6CAB8;
$base-400: #82B09A;
$base-500: #62937B;
$base-600: #4F7261;
$base-700: #3C5348;
$base-800: #2A3731;
$base-900: #1B221F;
$base-hover: #91C1AA;
$base-subtle: #EFF5F2;

{
    "color": {
        "base": {
            "value": "#C6DFD3",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5FAF7",
                "type": "color"
            },
            "100": {
                "value": "#E5F1EB",
                "type": "color"
            },
            "200": {
                "value": "#CBE2D7",
                "type": "color"
            },
            "300": {
                "value": "#A6CAB8",
                "type": "color"
            },
            "400": {
                "value": "#82B09A",
                "type": "color"
            },
            "500": {
                "value": "#62937B",
                "type": "color"
            },
            "600": {
                "value": "#4F7261",
                "type": "color"
            },
            "700": {
                "value": "#3C5348",
                "type": "color"
            },
            "800": {
                "value": "#2A3731",
                "type": "color"
            },
            "900": {
                "value": "#1B221F",
                "type": "color"
            }
        }
    }
}

Palettes built on #C6DFD3

Color Lab

Pairs with #C6DFD3

UI roles & guardrails

In real applications

Scales

Every model

Export