What color is #66BCED?

#66BCED is a light, vivid cyan-blue. In RGB it is rgb(102, 188, 237), and in HSL hsl(202, 79%, 66%).

Is #66BCED accessible as text?

On white, #66BCED has a contrast ratio of 2.10:1 (fails WCAG AA for body text); on black it is 9.98:1 (passes). For text placed on #66BCED, use black for the best readability.

What is the closest Tailwind color to #66BCED?

The nearest Tailwind CSS token is sky-400 (#00BCFF).

What colors go well with #66BCED?

#66BCED pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #ED9664. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #66BCED below.

Is #66BCED good for buttons?

#66BCED works well for buttons and highlights, but use black text on #66BCED — white text only reaches 2.10:1, below the 4.5:1 needed for normal-size labels.

Is #66BCED the same as CSS deepskyblue?

No — #66BCED is not the CSS named color deepskyblue, but deepskyblue (#00BFFF) is the closest CSS named color.

#66BCED Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #66BCED

Not just a swatch — here's how #66BCED works with other colors. Named schemes with #66BCED in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #66BCED Accent #A6C4C0 Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

Maya Blue 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 #66BCED Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

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

Tech Product Signal · 5 colors

Signal #66BCED Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #96E2FF

Maya 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 Maya Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #66BCED Secondary #C7E3F4 Support #969386 Ink #16140F

Maya 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 Maya Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #66BCED Anchor #3C2925 Surface #EAE5D0 Accent #7B9E76 Secondary #393933

Maya Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Build a working theme in the generator →

Color Lab

How #66BCED 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 18/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 61/100

High

Middle-weight — neither delicate nor heavy.

Depth 24/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 37/100

Low

A faint retro warmth without tipping into sepia.

Luxury 32/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 42/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 38/100

Low

Workable accent with care around contrast.

Surface fit 44/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 73/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #66BCED

For UI

For branding

For interior

For fashion

People also use #66BCED with

Seafoam Green Medium Slate Blue Dark Salmon Platinum 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 8.8:1. Use

Subtle surface Use #E4F0F8 for cards and hover fills. Tint 80

Avoid beside #648DED — 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 #66BCED 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: #66BCED;
  --color-base-rgb: 102 188 237;
  --color-base-oklch: oklch(76.0% 0.109 235.6);
  --color-50: #F1F9FE;
  --color-100: #DAEFFC;
  --color-200: #B6DFF6;
  --color-300: #85C5EB;
  --color-400: #58AADA;
  --color-500: #358DC0;
  --color-600: #306E92;
  --color-700: #285067;
  --color-800: #1D3643;
  --color-900: #142129;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  maya-blue: {
    50: '#F1F9FE',
    100: '#DAEFFC',
    200: '#B6DFF6',
    300: '#85C5EB',
    400: '#58AADA',
    500: '#358DC0',
    600: '#306E92',
    700: '#285067',
    800: '#1D3643',
    900: '#142129',
  },
}

$base: #66BCED;
$base-ink: #141310;
$base-50: #F1F9FE;
$base-100: #DAEFFC;
$base-200: #B6DFF6;
$base-300: #85C5EB;
$base-400: #58AADA;
$base-500: #358DC0;
$base-600: #306E92;
$base-700: #285067;
$base-800: #1D3643;
$base-900: #142129;
$base-hover: #28A0E6;
$base-subtle: #D5E9F5;

{
    "color": {
        "base": {
            "value": "#66BCED",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F9FE",
                "type": "color"
            },
            "100": {
                "value": "#DAEFFC",
                "type": "color"
            },
            "200": {
                "value": "#B6DFF6",
                "type": "color"
            },
            "300": {
                "value": "#85C5EB",
                "type": "color"
            },
            "400": {
                "value": "#58AADA",
                "type": "color"
            },
            "500": {
                "value": "#358DC0",
                "type": "color"
            },
            "600": {
                "value": "#306E92",
                "type": "color"
            },
            "700": {
                "value": "#285067",
                "type": "color"
            },
            "800": {
                "value": "#1D3643",
                "type": "color"
            },
            "900": {
                "value": "#142129",
                "type": "color"
            }
        }
    }
}