What color is #2DFDF9?

#2DFDF9 is a medium, vivid cyan. In RGB it is rgb(45, 253, 249), and in HSL hsl(179, 98%, 58%).

Is #2DFDF9 accessible as text?

On white, #2DFDF9 has a contrast ratio of 1.27:1 (fails WCAG AA for body text); on black it is 16.53:1 (passes). For text placed on #2DFDF9, use black for the best readability.

What is the closest Tailwind color to #2DFDF9?

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

What colors go well with #2DFDF9?

#2DFDF9 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #FD2B2E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #2DFDF9 below.

Is #2DFDF9 good for buttons?

#2DFDF9 works well for buttons and highlights, but use black text on #2DFDF9 — white text only reaches 1.27:1, below the 4.5:1 needed for normal-size labels.

Is #2DFDF9 the same as CSS aqua?

No — #2DFDF9 is not the CSS named color aqua, but aqua (#00FFFF) is the closest CSS named color.

#2DFDF9 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #2DFDF9

Not just a swatch — here's how #2DFDF9 works with other colors. Named schemes with #2DFDF9 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #2DFDF9 Accent #A7C4BD Surface #E0DABE Secondary #9AA0A0 Anchor #1C3549

Cyan 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 #2DFDF9 Secondary #AEB4B8 Surface #F1F2F0 Support #7994A4 Anchor #2E3236

Cyan keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #2DFDF9 Secondary #D3FFFF Support #979286 Ink #16140F

Cyan 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 Cyan carrying the quiet middle.

Tech Product Signal · 5 colors

Signal #2DFDF9 Surface #14161A Highlight #F4F6F8 Secondary #596771 Accent #78FFFF

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

Modern Café Dominant · 5 colors

Dominant #2DFDF9 Anchor #382B1E Surface #ECE4D0 Accent #819C72 Secondary #3A3933

Cyan 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 #2DFDF9 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 15/100

Cool

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

Softness 64/100

High

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

Depth 10/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 15/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 20/100

Low

Clean and current — no dusty, aged cast.

Luxury 15/100

Very low

Playful and accessible rather than exclusive.

Brand distinctiveness 57/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 9/100

Very low

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

Surface fit 46/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 63/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #2DFDF9

For UI

For branding

For interior

For fashion

People also use #2DFDF9 with

Medium Spring Green Dodger Blue Vermilion 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 14.6:1. Use

Subtle surface Use #DAF9F8 for cards and hover fills. Tint 80

Avoid beside #2BBAFD — 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 #2DFDF9 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: #2DFDF9;
  --color-base-rgb: 45 253 249;
  --color-base-oklch: oklch(90.2% 0.149 192.7);
  --color-50: #F0FEFE;
  --color-100: #D8FDFD;
  --color-200: #B1FCFA;
  --color-300: #78F7F5;
  --color-400: #48EAE7;
  --color-500: #24D1CE;
  --color-600: #249E9C;
  --color-700: #206F6E;
  --color-800: #194847;
  --color-900: #112C2B;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cyan: {
    50: '#F0FEFE',
    100: '#D8FDFD',
    200: '#B1FCFA',
    300: '#78F7F5',
    400: '#48EAE7',
    500: '#24D1CE',
    600: '#249E9C',
    700: '#206F6E',
    800: '#194847',
    900: '#112C2B',
  },
}

$base: #2DFDF9;
$base-ink: #141310;
$base-50: #F0FEFE;
$base-100: #D8FDFD;
$base-200: #B1FCFA;
$base-300: #78F7F5;
$base-400: #48EAE7;
$base-500: #24D1CE;
$base-600: #249E9C;
$base-700: #206F6E;
$base-800: #194847;
$base-900: #112C2B;
$base-hover: #02EAE6;
$base-subtle: #C7F7F6;

{
    "color": {
        "base": {
            "value": "#2DFDF9",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FEFE",
                "type": "color"
            },
            "100": {
                "value": "#D8FDFD",
                "type": "color"
            },
            "200": {
                "value": "#B1FCFA",
                "type": "color"
            },
            "300": {
                "value": "#78F7F5",
                "type": "color"
            },
            "400": {
                "value": "#48EAE7",
                "type": "color"
            },
            "500": {
                "value": "#24D1CE",
                "type": "color"
            },
            "600": {
                "value": "#249E9C",
                "type": "color"
            },
            "700": {
                "value": "#206F6E",
                "type": "color"
            },
            "800": {
                "value": "#194847",
                "type": "color"
            },
            "900": {
                "value": "#112C2B",
                "type": "color"
            }
        }
    }
}

Palettes built on #2DFDF9

Color Lab

Pairs with #2DFDF9

UI roles & guardrails

In real applications

Scales

Every model

Export