What color is #219DAE?

#219DAE is a medium cyan. In RGB it is rgb(33, 157, 174), and in HSL hsl(187, 68%, 41%).

Is #219DAE accessible as text?

On white, #219DAE has a contrast ratio of 3.23:1 (fails WCAG AA for body text); on black it is 6.50:1 (passes). For text placed on #219DAE, use black for the best readability.

What is the closest Tailwind color to #219DAE?

The nearest Tailwind CSS token is cyan-600 (#0092B8).

What colors go well with #219DAE?

#219DAE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #B03221. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #219DAE below.

Is #219DAE good for buttons?

#219DAE works well for buttons and highlights, but use black text on #219DAE — white text only reaches 3.23:1, below the 4.5:1 needed for normal-size labels.

Is #219DAE the same as CSS cadetblue?

No — #219DAE is not the CSS named color cadetblue, but cadetblue (#5F9EA0) is the closest CSS named color.

#219DAE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #219DAE

Not just a swatch — here's how #219DAE works with other colors. Named schemes with #219DAE in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #219DAE Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Bondi 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 #219DAE Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Bondi 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 #219DAE Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #61C2D1

Bondi 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 Bondi Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #219DAE Secondary #9EBEC4 Support #979286 Ink #16140F

Bondi 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 Bondi Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #219DAE Anchor #372C1D Surface #EBE5D0 Accent #7F9D73 Secondary #3A3933

Bondi 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 #219DAE 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 53/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 36/100

Low

Mid depth — usable as an accent or a muted ground.

Naturalness 5/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 49/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 44/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 40/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 77/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 72/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #219DAE

For UI

For branding

For interior

For fashion

People also use #219DAE with

Emerald Green Sapphire Blue Firebrick Platinum Dark Slate Gray

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

Body text Do not use for body copy on light surfaces. Avoid

Large display Fine for headings 24px+ on white. Pass

Background Pair with #141310 text at 5.7:1. Use

Subtle surface Use #D2ECF0 for cards and hover fills. Tint 80

Avoid beside #2170B0 — 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 #219DAE 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: #219DAE;
  --color-base-rgb: 33 157 174;
  --color-base-oklch: oklch(64.0% 0.104 209.2);
  --color-50: #F2FCFD;
  --color-100: #DCF6F9;
  --color-200: #BBEBF2;
  --color-300: #8CD9E3;
  --color-400: #61C4D1;
  --color-500: #3FA8B6;
  --color-600: #37818B;
  --color-700: #2C5C63;
  --color-800: #203D41;
  --color-900: #152628;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  bondi-blue: {
    50: '#F2FCFD',
    100: '#DCF6F9',
    200: '#BBEBF2',
    300: '#8CD9E3',
    400: '#61C4D1',
    500: '#3FA8B6',
    600: '#37818B',
    700: '#2C5C63',
    800: '#203D41',
    900: '#152628',
  },
}

$base: #219DAE;
$base-ink: #141310;
$base-50: #F2FCFD;
$base-100: #DCF6F9;
$base-200: #BBEBF2;
$base-300: #8CD9E3;
$base-400: #61C4D1;
$base-500: #3FA8B6;
$base-600: #37818B;
$base-700: #2C5C63;
$base-800: #203D41;
$base-900: #152628;
$base-hover: #1B7F8D;
$base-subtle: #BBE4E9;

{
    "color": {
        "base": {
            "value": "#219DAE",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2FCFD",
                "type": "color"
            },
            "100": {
                "value": "#DCF6F9",
                "type": "color"
            },
            "200": {
                "value": "#BBEBF2",
                "type": "color"
            },
            "300": {
                "value": "#8CD9E3",
                "type": "color"
            },
            "400": {
                "value": "#61C4D1",
                "type": "color"
            },
            "500": {
                "value": "#3FA8B6",
                "type": "color"
            },
            "600": {
                "value": "#37818B",
                "type": "color"
            },
            "700": {
                "value": "#2C5C63",
                "type": "color"
            },
            "800": {
                "value": "#203D41",
                "type": "color"
            },
            "900": {
                "value": "#152628",
                "type": "color"
            }
        }
    }
}

Palettes built on #219DAE

Color Lab

Pairs with #219DAE

UI roles & guardrails

In real applications

Scales

Every model

Export