What color is #33A3BC?

#33A3BC is a medium cyan. In RGB it is rgb(51, 163, 188), and in HSL hsl(191, 57%, 47%).

Is #33A3BC accessible as text?

On white, #33A3BC has a contrast ratio of 2.96:1 (fails WCAG AA for body text); on black it is 7.11:1 (passes). For text placed on #33A3BC, use black for the best readability.

What is the closest Tailwind color to #33A3BC?

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

What colors go well with #33A3BC?

#33A3BC pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #BC4D34. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #33A3BC below.

Is #33A3BC good for buttons?

#33A3BC works well for buttons and highlights, but use black text on #33A3BC — white text only reaches 2.96:1, below the 4.5:1 needed for normal-size labels.

Is #33A3BC the same as CSS cadetblue?

No — #33A3BC is not the CSS named color cadetblue, but cadetblue (#5F9EA0) is the closest CSS named color.

#33A3BC Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #33A3BC

Not just a swatch — here's how #33A3BC works with other colors. Named schemes with #33A3BC in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #33A3BC Accent #A6C4BF Surface #DFDABF Secondary #9AA0A0 Anchor #1E3549

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 #33A3BC Secondary #AEB4B8 Surface #F1F2F0 Support #7B94A5 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 #33A3BC Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #6CC8DF

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 #33A3BC Secondary #A6C5CE Support #969386 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 #33A3BC Anchor #372C1D Surface #EBE5D0 Accent #7E9D74 Secondary #393933

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 #33A3BC 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 20/100

Cool

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

Softness 55/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 34/100

Low

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

Naturalness 3/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 41/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 40/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 69/100

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 72/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #33A3BC

For UI

For branding

For interior

For fashion

People also use #33A3BC with

Medium Aquamarine Cerulean Mahogany 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 Only on dark surfaces. Avoid

Background Pair with #141310 text at 6.3:1. Use

Subtle surface Use #D9EBEF for cards and hover fills. Tint 80

Avoid beside #3476BC — 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 #33A3BC 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: #33A3BC;
  --color-base-rgb: 51 163 188;
  --color-base-oklch: oklch(66.4% 0.104 216.1);
  --color-50: #F3FAFC;
  --color-100: #DEF2F7;
  --color-200: #BFE5ED;
  --color-300: #93CFDC;
  --color-400: #6AB7C8;
  --color-500: #489AAD;
  --color-600: #3D7784;
  --color-700: #30565E;
  --color-800: #23393E;
  --color-900: #172326;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  bondi-blue: {
    50: '#F3FAFC',
    100: '#DEF2F7',
    200: '#BFE5ED',
    300: '#93CFDC',
    400: '#6AB7C8',
    500: '#489AAD',
    600: '#3D7784',
    700: '#30565E',
    800: '#23393E',
    900: '#172326',
  },
}

$base: #33A3BC;
$base-ink: #141310;
$base-50: #F3FAFC;
$base-100: #DEF2F7;
$base-200: #BFE5ED;
$base-300: #93CFDC;
$base-400: #6AB7C8;
$base-500: #489AAD;
$base-600: #3D7784;
$base-700: #30565E;
$base-800: #23393E;
$base-900: #172326;
$base-hover: #298297;
$base-subtle: #C5E2E8;

{
    "color": {
        "base": {
            "value": "#33A3BC",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FAFC",
                "type": "color"
            },
            "100": {
                "value": "#DEF2F7",
                "type": "color"
            },
            "200": {
                "value": "#BFE5ED",
                "type": "color"
            },
            "300": {
                "value": "#93CFDC",
                "type": "color"
            },
            "400": {
                "value": "#6AB7C8",
                "type": "color"
            },
            "500": {
                "value": "#489AAD",
                "type": "color"
            },
            "600": {
                "value": "#3D7784",
                "type": "color"
            },
            "700": {
                "value": "#30565E",
                "type": "color"
            },
            "800": {
                "value": "#23393E",
                "type": "color"
            },
            "900": {
                "value": "#172326",
                "type": "color"
            }
        }
    }
}

Palettes built on #33A3BC

Color Lab

Pairs with #33A3BC

UI roles & guardrails

In real applications

Scales

Every model

Export