What color is #4BE9FA?

#4BE9FA is a light, vivid cyan. In RGB it is rgb(75, 233, 250), and in HSL hsl(186, 95%, 64%).

Is #4BE9FA accessible as text?

On white, #4BE9FA has a contrast ratio of 1.46:1 (fails WCAG AA for body text); on black it is 14.34:1 (passes). For text placed on #4BE9FA, use black for the best readability.

What is the closest Tailwind color to #4BE9FA?

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

What colors go well with #4BE9FA?

#4BE9FA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #FA5D4C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #4BE9FA below.

Is #4BE9FA good for buttons?

#4BE9FA works well for buttons and highlights, but use black text on #4BE9FA — white text only reaches 1.46:1, below the 4.5:1 needed for normal-size labels.

Is #4BE9FA the same as CSS aqua?

No — #4BE9FA is not the CSS named color aqua, but aqua (#00FFFF) is the closest CSS named color.

#4BE9FA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #4BE9FA

Not just a swatch — here's how #4BE9FA works with other colors. Named schemes with #4BE9FA in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #4BE9FA Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Electric 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 #4BE9FA Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Electric 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 #4BE9FA Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #8EFFFF

Electric 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 Electric Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #4BE9FA Secondary #D8FFFF Support #979286 Ink #16140F

Electric 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 Electric Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #4BE9FA Anchor #372C1D Surface #EBE5D0 Accent #7F9D73 Secondary #3A3933

Electric 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 #4BE9FA 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 14/100

Very low

Airy and open — recedes, leaves the composition light.

Naturalness 7/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 26/100

Low

A faint retro warmth without tipping into sepia.

Luxury 20/100

Low

Playful and accessible rather than exclusive.

Brand distinctiveness 50/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 15/100

Very low

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

Surface fit 47/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 66/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #4BE9FA

For UI

For branding

For interior

For fashion

People also use #4BE9FA with

Aquamarine Dodger Blue Terracotta 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 12.7:1. Use

Subtle surface Use #E0F7F9 for cards and hover fills. Tint 80

Avoid beside #4CAFFA — 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 #4BE9FA 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: #4BE9FA;
  --color-base-rgb: 75 233 250;
  --color-base-oklch: oklch(86.0% 0.130 205.6);
  --color-50: #F0FDFE;
  --color-100: #D8FAFD;
  --color-200: #B1F4FC;
  --color-300: #7AE9F5;
  --color-400: #4AD8E8;
  --color-500: #27BDCE;
  --color-600: #26909C;
  --color-700: #21666E;
  --color-800: #1A4347;
  --color-900: #12292B;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  electric-blue: {
    50: '#F0FDFE',
    100: '#D8FAFD',
    200: '#B1F4FC',
    300: '#7AE9F5',
    400: '#4AD8E8',
    500: '#27BDCE',
    600: '#26909C',
    700: '#21666E',
    800: '#1A4347',
    900: '#12292B',
  },
}

$base: #4BE9FA;
$base-ink: #141310;
$base-50: #F0FDFE;
$base-100: #D8FAFD;
$base-200: #B1F4FC;
$base-300: #7AE9F5;
$base-400: #4AD8E8;
$base-500: #27BDCE;
$base-600: #26909C;
$base-700: #21666E;
$base-800: #1A4347;
$base-900: #12292B;
$base-hover: #0CE1F9;
$base-subtle: #D0F3F7;

{
    "color": {
        "base": {
            "value": "#4BE9FA",
            "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": "#7AE9F5",
                "type": "color"
            },
            "400": {
                "value": "#4AD8E8",
                "type": "color"
            },
            "500": {
                "value": "#27BDCE",
                "type": "color"
            },
            "600": {
                "value": "#26909C",
                "type": "color"
            },
            "700": {
                "value": "#21666E",
                "type": "color"
            },
            "800": {
                "value": "#1A4347",
                "type": "color"
            },
            "900": {
                "value": "#12292B",
                "type": "color"
            }
        }
    }
}

Palettes built on #4BE9FA

Color Lab

Pairs with #4BE9FA

UI roles & guardrails

In real applications

Scales

Every model

Export