What color is #09B9CD?

#09B9CD is a medium, vivid cyan. In RGB it is rgb(9, 185, 205), and in HSL hsl(186, 92%, 42%).

Is #09B9CD accessible as text?

On white, #09B9CD has a contrast ratio of 2.38:1 (fails WCAG AA for body text); on black it is 8.83:1 (passes). For text placed on #09B9CD, use black for the best readability.

What is the closest Tailwind color to #09B9CD?

The nearest Tailwind CSS token is cyan-500 (#00B8DB).

What colors go well with #09B9CD?

#09B9CD pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CE1C09. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #09B9CD below.

Is #09B9CD good for buttons?

#09B9CD works well for buttons and highlights, but use black text on #09B9CD — white text only reaches 2.38:1, below the 4.5:1 needed for normal-size labels.

Is #09B9CD the same as CSS lightseagreen?

No — #09B9CD is not the CSS named color lightseagreen, but lightseagreen (#20B2AA) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#09B9CD Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #09B9CD

Not just a swatch — here's how #09B9CD works with other colors. Named schemes with #09B9CD in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #09B9CD Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Tiffany 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 #09B9CD Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Tiffany 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 #09B9CD Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #65DEF0

Tiffany 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 Tiffany Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #09B9CD Secondary #B1D9E0 Support #979286 Ink #16140F

Tiffany 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 Tiffany Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #09B9CD Anchor #372C1D Surface #EBE5D0 Accent #7F9D73 Secondary #3A3933

Tiffany 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 #09B9CD 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 16/100

Cool

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

Softness 56/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 28/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 6/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 37/100

Low

A faint retro warmth without tipping into sepia.

Luxury 36/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 47/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 53/100

Moderate

Workable accent with care around contrast.

Surface fit 36/100

Low

Usable as a tinted surface in measured doses.

Print safety 67/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #09B9CD

For UI

For branding

For interior

For fashion

People also use #09B9CD with

Medium Spring Green Sapphire Blue Firebrick 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 7.8:1. Use

Subtle surface Use #CEF1F5 for cards and hover fills. Tint 80

Avoid beside #0978CE — 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 #09B9CD 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: #09B9CD;
  --color-base-rgb: 9 185 205;
  --color-base-oklch: oklch(71.9% 0.123 208.5);
  --color-50: #F0FDFE;
  --color-100: #D8FAFD;
  --color-200: #B1F4FC;
  --color-300: #7CE7F3;
  --color-400: #4DD6E5;
  --color-500: #29BBCB;
  --color-600: #288F9A;
  --color-700: #22656D;
  --color-800: #1A4247;
  --color-900: #12292B;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  tiffany-blue: {
    50: '#F0FDFE',
    100: '#D8FAFD',
    200: '#B1F4FC',
    300: '#7CE7F3',
    400: '#4DD6E5',
    500: '#29BBCB',
    600: '#288F9A',
    700: '#22656D',
    800: '#1A4247',
    900: '#12292B',
  },
}

$base: #09B9CD;
$base-ink: #141310;
$base-50: #F0FDFE;
$base-100: #D8FAFD;
$base-200: #B1F4FC;
$base-300: #7CE7F3;
$base-400: #4DD6E5;
$base-500: #29BBCB;
$base-600: #288F9A;
$base-700: #22656D;
$base-800: #1A4247;
$base-900: #12292B;
$base-hover: #0795A5;
$base-subtle: #B4EBF2;

{
    "color": {
        "base": {
            "value": "#09B9CD",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FDFE",
                "type": "color"
            },
            "100": {
                "value": "#D8FAFD",
                "type": "color"
            },
            "200": {
                "value": "#B1F4FC",
                "type": "color"
            },
            "300": {
                "value": "#7CE7F3",
                "type": "color"
            },
            "400": {
                "value": "#4DD6E5",
                "type": "color"
            },
            "500": {
                "value": "#29BBCB",
                "type": "color"
            },
            "600": {
                "value": "#288F9A",
                "type": "color"
            },
            "700": {
                "value": "#22656D",
                "type": "color"
            },
            "800": {
                "value": "#1A4247",
                "type": "color"
            },
            "900": {
                "value": "#12292B",
                "type": "color"
            }
        }
    }
}

Palettes built on #09B9CD

Color Lab

Pairs with #09B9CD

UI roles & guardrails

In real applications

Scales

Every model

Export