What color is #C3CDEC?

#C3CDEC is a pale, soft blue. In RGB it is rgb(195, 205, 236), and in HSL hsl(225, 52%, 85%).

Is #C3CDEC accessible as text?

On white, #C3CDEC has a contrast ratio of 1.58:1 (fails WCAG AA for body text); on black it is 13.26:1 (passes). For text placed on #C3CDEC, use black for the best readability.

What is the closest Tailwind color to #C3CDEC?

The nearest Tailwind CSS token is indigo-200 (#C6D2FF).

What colors go well with #C3CDEC?

#C3CDEC pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EDE3C5. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #C3CDEC below.

Is #C3CDEC good for buttons?

#C3CDEC works well for buttons and highlights, but use black text on #C3CDEC — white text only reaches 1.58:1, below the 4.5:1 needed for normal-size labels.

Is #C3CDEC the same as CSS lightsteelblue?

No — #C3CDEC is not the CSS named color lightsteelblue, but lightsteelblue (#B0C4DE) is the closest CSS named color.

#C3CDEC Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #C3CDEC

Not just a swatch — here's how #C3CDEC works with other colors. Named schemes with #C3CDEC in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #C3CDEC Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Periwinkle 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 #C3CDEC Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Periwinkle 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 #C3CDEC Surface #F2E8DD Highlight #F8F0E7 Secondary #BEACA2 Ink #2C2724

Periwinkle 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 #C3CDEC Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #EBF5FF

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #C3CDEC Secondary #F6FAFF Support #9D8F88 Ink #18140F

Periwinkle 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 Periwinkle carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #C3CDEC 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 40/100

Neutral

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

Softness 79/100

High

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

Depth 14/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 27/100

Low

A faint retro warmth without tipping into sepia.

Luxury 20/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 17/100

Very low

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

UI accent fit 12/100

Very low

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

Surface fit 72/100

High

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

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #C3CDEC

For UI

For branding

For interior

For fashion

People also use #C3CDEC with

Pale Turquoise Periwinkle Pearl Gainsboro 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 11.7:1. Use

Subtle surface Use #F4F6FA for cards and hover fills. Tint 80

Avoid beside #C8C5ED — 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 #C3CDEC at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

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: #C3CDEC;
  --color-base-rgb: 195 205 236;
  --color-base-oklch: oklch(85.1% 0.045 271.3);
  --color-50: #F3F5FC;
  --color-100: #DFE5F6;
  --color-200: #C1CCEB;
  --color-300: #96A7D9;
  --color-400: #6E83C4;
  --color-500: #4D64A8;
  --color-600: #415181;
  --color-700: #323D5C;
  --color-800: #242A3D;
  --color-900: #181B26;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  periwinkle: {
    50: '#F3F5FC',
    100: '#DFE5F6',
    200: '#C1CCEB',
    300: '#96A7D9',
    400: '#6E83C4',
    500: '#4D64A8',
    600: '#415181',
    700: '#323D5C',
    800: '#242A3D',
    900: '#181B26',
  },
}

$base: #C3CDEC;
$base-ink: #141310;
$base-50: #F3F5FC;
$base-100: #DFE5F6;
$base-200: #C1CCEB;
$base-300: #96A7D9;
$base-400: #6E83C4;
$base-500: #4D64A8;
$base-600: #415181;
$base-700: #323D5C;
$base-800: #242A3D;
$base-900: #181B26;
$base-hover: #8398D8;
$base-subtle: #EFF1F8;

{
    "color": {
        "base": {
            "value": "#C3CDEC",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3F5FC",
                "type": "color"
            },
            "100": {
                "value": "#DFE5F6",
                "type": "color"
            },
            "200": {
                "value": "#C1CCEB",
                "type": "color"
            },
            "300": {
                "value": "#96A7D9",
                "type": "color"
            },
            "400": {
                "value": "#6E83C4",
                "type": "color"
            },
            "500": {
                "value": "#4D64A8",
                "type": "color"
            },
            "600": {
                "value": "#415181",
                "type": "color"
            },
            "700": {
                "value": "#323D5C",
                "type": "color"
            },
            "800": {
                "value": "#242A3D",
                "type": "color"
            },
            "900": {
                "value": "#181B26",
                "type": "color"
            }
        }
    }
}

Palettes built on #C3CDEC

Color Lab

Pairs with #C3CDEC

UI roles & guardrails

In real applications

Scales

Every model

Export