What color is #64DFEB?

#64DFEB is a light, vivid cyan. In RGB it is rgb(100, 223, 235), and in HSL hsl(185, 77%, 66%).

Is #64DFEB accessible as text?

On white, #64DFEB has a contrast ratio of 1.58:1 (fails WCAG AA for body text); on black it is 13.30:1 (passes). For text placed on #64DFEB, use black for the best readability.

What is the closest Tailwind color to #64DFEB?

The nearest Tailwind CSS token is cyan-300 (#53EAFD).

What colors go well with #64DFEB?

#64DFEB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EB7166. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #64DFEB below.

Is #64DFEB good for buttons?

#64DFEB works well for buttons and highlights, but use black text on #64DFEB — white text only reaches 1.58:1, below the 4.5:1 needed for normal-size labels.

Is #64DFEB the same as CSS turquoise?

No — #64DFEB is not the CSS named color turquoise, but turquoise (#40E0D0) is the closest CSS named color.

#64DFEB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #64DFEB

Not just a swatch — here's how #64DFEB works with other colors. Named schemes with #64DFEB in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #64DFEB Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Turquoise 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 #64DFEB Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Turquoise 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 #64DFEB Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #9CFFFF

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #64DFEB Secondary #DBFFFF Support #979286 Ink #16140F

Turquoise 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 Turquoise carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #64DFEB Anchor #372C1D Surface #EBE5D0 Accent #7F9D73 Secondary #3A3933

Turquoise 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 #64DFEB 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 21/100

Cool

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

Softness 66/100

High

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

Depth 16/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 8/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 31/100

Low

A faint retro warmth without tipping into sepia.

Luxury 23/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 43/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 19/100

Very low

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

Surface fit 51/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 71/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #64DFEB

For UI

For branding

For interior

For fashion

People also use #64DFEB with

Seafoam Green Cornflower Blue Terracotta 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 11.8:1. Use

Subtle surface Use #E4F6F7 for cards and hover fills. Tint 80

Avoid beside #66B3EB — 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 #64DFEB 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: #64DFEB;
  --color-base-rgb: 100 223 235;
  --color-base-oklch: oklch(83.9% 0.110 204.0);
  --color-50: #F1FDFE;
  --color-100: #DAF8FB;
  --color-200: #B7F0F5;
  --color-300: #86E1E9;
  --color-400: #59CED9;
  --color-500: #37B3BE;
  --color-600: #318991;
  --color-700: #286166;
  --color-800: #1E4043;
  --color-900: #142729;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  turquoise: {
    50: '#F1FDFE',
    100: '#DAF8FB',
    200: '#B7F0F5',
    300: '#86E1E9',
    400: '#59CED9',
    500: '#37B3BE',
    600: '#318991',
    700: '#286166',
    800: '#1E4043',
    900: '#142729',
  },
}

$base: #64DFEB;
$base-ink: #141310;
$base-50: #F1FDFE;
$base-100: #DAF8FB;
$base-200: #B7F0F5;
$base-300: #86E1E9;
$base-400: #59CED9;
$base-500: #37B3BE;
$base-600: #318991;
$base-700: #286166;
$base-800: #1E4043;
$base-900: #142729;
$base-hover: #2AD4E3;
$base-subtle: #D6F2F4;

{
    "color": {
        "base": {
            "value": "#64DFEB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FDFE",
                "type": "color"
            },
            "100": {
                "value": "#DAF8FB",
                "type": "color"
            },
            "200": {
                "value": "#B7F0F5",
                "type": "color"
            },
            "300": {
                "value": "#86E1E9",
                "type": "color"
            },
            "400": {
                "value": "#59CED9",
                "type": "color"
            },
            "500": {
                "value": "#37B3BE",
                "type": "color"
            },
            "600": {
                "value": "#318991",
                "type": "color"
            },
            "700": {
                "value": "#286166",
                "type": "color"
            },
            "800": {
                "value": "#1E4043",
                "type": "color"
            },
            "900": {
                "value": "#142729",
                "type": "color"
            }
        }
    }
}

Palettes built on #64DFEB

Color Lab

Pairs with #64DFEB

UI roles & guardrails

In real applications

Scales

Every model

Export