What color is #339DAE?

#339DAE is a medium cyan. In RGB it is rgb(51, 157, 174), and in HSL hsl(188, 55%, 44%).

Is #339DAE accessible as text?

On white, #339DAE has a contrast ratio of 3.19:1 (fails WCAG AA for body text); on black it is 6.57:1 (passes). For text placed on #339DAE, use black for the best readability.

What is the closest Tailwind color to #339DAE?

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

What colors go well with #339DAE?

#339DAE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #AE4332. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #339DAE below.

Is #339DAE good for buttons?

#339DAE works well for buttons and highlights, but use black text on #339DAE — white text only reaches 3.19:1, below the 4.5:1 needed for normal-size labels.

Is #339DAE the same as CSS cadetblue?

No — #339DAE is not the CSS named color cadetblue, but cadetblue (#5F9EA0) is the closest CSS named color.

#339DAE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #339DAE

Not just a swatch — here's how #339DAE works with other colors. Named schemes with #339DAE in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #339DAE 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 #339DAE 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 #339DAE Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #6AC2D1

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 #339DAE Secondary #A1BFC5 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 #339DAE 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 #339DAE 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 23/100

Cool

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

Softness 54/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 35/100

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 50/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 43/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 37/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 74/100

High

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

Surface fit 37/100

Low

Usable as a tinted surface in measured doses.

Print safety 74/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #339DAE

For UI

For branding

For interior

For fashion

People also use #339DAE with

Emerald Green Cerulean Rust 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 5.8:1. Use

Subtle surface Use #D7EBEE for cards and hover fills. Tint 80

Avoid beside #3274AE — 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 #339DAE 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: #339DAE;
  --color-base-rgb: 51 157 174;
  --color-base-oklch: oklch(64.4% 0.097 210.4);
  --color-50: #F3FBFC;
  --color-100: #DFF3F6;
  --color-200: #C0E7ED;
  --color-300: #94D2DB;
  --color-400: #6BBAC7;
  --color-500: #4A9EAB;
  --color-600: #3F7A83;
  --color-700: #31585E;
  --color-800: #233A3E;
  --color-900: #172426;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  bondi-blue: {
    50: '#F3FBFC',
    100: '#DFF3F6',
    200: '#C0E7ED',
    300: '#94D2DB',
    400: '#6BBAC7',
    500: '#4A9EAB',
    600: '#3F7A83',
    700: '#31585E',
    800: '#233A3E',
    900: '#172426',
  },
}

$base: #339DAE;
$base-ink: #141310;
$base-50: #F3FBFC;
$base-100: #DFF3F6;
$base-200: #C0E7ED;
$base-300: #94D2DB;
$base-400: #6BBAC7;
$base-500: #4A9EAB;
$base-600: #3F7A83;
$base-700: #31585E;
$base-800: #233A3E;
$base-900: #172426;
$base-hover: #287E8B;
$base-subtle: #C2E1E6;

{
    "color": {
        "base": {
            "value": "#339DAE",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FBFC",
                "type": "color"
            },
            "100": {
                "value": "#DFF3F6",
                "type": "color"
            },
            "200": {
                "value": "#C0E7ED",
                "type": "color"
            },
            "300": {
                "value": "#94D2DB",
                "type": "color"
            },
            "400": {
                "value": "#6BBAC7",
                "type": "color"
            },
            "500": {
                "value": "#4A9EAB",
                "type": "color"
            },
            "600": {
                "value": "#3F7A83",
                "type": "color"
            },
            "700": {
                "value": "#31585E",
                "type": "color"
            },
            "800": {
                "value": "#233A3E",
                "type": "color"
            },
            "900": {
                "value": "#172426",
                "type": "color"
            }
        }
    }
}

Palettes built on #339DAE

Color Lab

Pairs with #339DAE

UI roles & guardrails

In real applications

Scales

Every model

Export