What color is #C6DDE6?

#C6DDE6 is a pale low-chroma blue-gray with a subtle blue cast. In RGB it is rgb(198, 221, 230), and in HSL hsl(197, 39%, 84%).

Is #C6DDE6 accessible as text?

On white, #C6DDE6 has a contrast ratio of 1.41:1 (fails WCAG AA for body text); on black it is 14.89:1 (passes). For text placed on #C6DDE6, use black for the best readability.

What is the closest Tailwind color to #C6DDE6?

The nearest Tailwind CSS token is slate-300 (#CAD5E2).

What colors go well with #C6DDE6?

As a neutral, #C6DDE6 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 #C6DDE6 the same as CSS powderblue?

No — #C6DDE6 is not the CSS named color powderblue, but powderblue (#B0E0E6) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#C6DDE6 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #C6DDE6

Not just a swatch — here's how #C6DDE6 works with other colors. Named schemes with #C6DDE6 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #C6DDE6 Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A5 Anchor #2E3236

Powder Blue 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 #C6DDE6 Accent #A6C4BF Surface #DEDABF Secondary #9AA0A0 Anchor #1E344A

Powder Blue 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 #C6DDE6 Surface #ECEADC Highlight #F4F2E7 Secondary #B3B19F Ink #2A2723

Powder Blue 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 #C6DDE6 Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #E9FEFF

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #C6DDE6 Secondary #F4FCFF Support #969386 Ink #16140F

Powder Blue 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 Powder Blue carrying the quiet middle.

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Color Lab

How #C6DDE6 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 42/100

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 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 20/100

Low

Clean and current — no dusty, aged cast.

Luxury 16/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 11/100

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 81/100

Very high

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

Print safety 93/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #C6DDE6

For UI

For branding

For interior

For fashion

People also use #C6DDE6 with

Platinum Lavender Gray Timberwolf Charcoal

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 #F5F8F9 for cards and hover fills. Tint 80

Avoid beside #C6D2E6 — 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 #C6DDE6 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: #C6DDE6;
  --color-base-rgb: 198 221 230;
  --color-base-oklch: oklch(88.3% 0.028 223.3);
  --color-50: #F4F9FB;
  --color-100: #E2EEF3;
  --color-200: #C6DDE6;
  --color-300: #9EC3D1;
  --color-400: #79A7B9;
  --color-500: #58899D;
  --color-600: #496B79;
  --color-700: #384E57;
  --color-800: #27353A;
  --color-900: #192124;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  powder-blue: {
    50: '#F4F9FB',
    100: '#E2EEF3',
    200: '#C6DDE6',
    300: '#9EC3D1',
    400: '#79A7B9',
    500: '#58899D',
    600: '#496B79',
    700: '#384E57',
    800: '#27353A',
    900: '#192124',
  },
}

$base: #C6DDE6;
$base-ink: #141310;
$base-50: #F4F9FB;
$base-100: #E2EEF3;
$base-200: #C6DDE6;
$base-300: #9EC3D1;
$base-400: #79A7B9;
$base-500: #58899D;
$base-600: #496B79;
$base-700: #384E57;
$base-800: #27353A;
$base-900: #192124;
$base-hover: #8BB9CC;
$base-subtle: #EFF4F6;

{
    "color": {
        "base": {
            "value": "#C6DDE6",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F4F9FB",
                "type": "color"
            },
            "100": {
                "value": "#E2EEF3",
                "type": "color"
            },
            "200": {
                "value": "#C6DDE6",
                "type": "color"
            },
            "300": {
                "value": "#9EC3D1",
                "type": "color"
            },
            "400": {
                "value": "#79A7B9",
                "type": "color"
            },
            "500": {
                "value": "#58899D",
                "type": "color"
            },
            "600": {
                "value": "#496B79",
                "type": "color"
            },
            "700": {
                "value": "#384E57",
                "type": "color"
            },
            "800": {
                "value": "#27353A",
                "type": "color"
            },
            "900": {
                "value": "#192124",
                "type": "color"
            }
        }
    }
}

Palettes built on #C6DDE6

Color Lab

Pairs with #C6DDE6

UI roles & guardrails

In real applications

Scales

Every model

Export