What color is #4FBFEB?

#4FBFEB is a light, vivid cyan-blue. In RGB it is rgb(79, 191, 235), and in HSL hsl(197, 80%, 62%).

Is #4FBFEB accessible as text?

On white, #4FBFEB has a contrast ratio of 2.10:1 (fails WCAG AA for body text); on black it is 9.98:1 (passes). For text placed on #4FBFEB, use black for the best readability.

What is the closest Tailwind color to #4FBFEB?

The nearest Tailwind CSS token is sky-400 (#00BCFF).

What colors go well with #4FBFEB?

#4FBFEB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EC7D51. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #4FBFEB below.

Is #4FBFEB good for buttons?

#4FBFEB works well for buttons and highlights, but use black text on #4FBFEB — white text only reaches 2.10:1, below the 4.5:1 needed for normal-size labels.

Is #4FBFEB the same as CSS deepskyblue?

No — #4FBFEB is not the CSS named color deepskyblue, but deepskyblue (#00BFFF) is the closest CSS named color.

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

Palettes built on #4FBFEB

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

Coastal Morning Lead · 5 colors

Lead #4FBFEB Accent #A6C4BF Surface #DEDABF Secondary #9AA0A0 Anchor #1F344A

Lagoon 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 #4FBFEB Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A6 Anchor #2E3236

Lagoon 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 #4FBFEB Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #86E5FF

Lagoon 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 Lagoon Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #4FBFEB Secondary #C2E4F3 Support #969386 Ink #16140F

Lagoon 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 Lagoon Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #4FBFEB Anchor #372C1D Surface #EBE5D0 Accent #7C9D75 Secondary #393933

Lagoon 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 #4FBFEB 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 59/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 24/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 32/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 46/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 40/100

Low

Workable accent with care around contrast.

Surface fit 41/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 69/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #4FBFEB

For UI

For branding

For interior

For fashion

People also use #4FBFEB with

Seafoam Green Royal Blue Burnt Sienna Platinum Charcoal

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 8.8:1. Use

Subtle surface Use #E0F0F7 for cards and hover fills. Tint 80

Avoid beside #518CEC — 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 #4FBFEB at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

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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: #4FBFEB;
  --color-base-rgb: 79 191 235;
  --color-base-oklch: oklch(75.8% 0.118 227.5);
  --color-50: #F1FAFE;
  --color-100: #D9F2FC;
  --color-200: #B6E4F7;
  --color-300: #84CEEB;
  --color-400: #57B6DB;
  --color-500: #3499C1;
  --color-600: #2F7693;
  --color-700: #275568;
  --color-800: #1D3944;
  --color-900: #142329;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  lagoon-blue: {
    50: '#F1FAFE',
    100: '#D9F2FC',
    200: '#B6E4F7',
    300: '#84CEEB',
    400: '#57B6DB',
    500: '#3499C1',
    600: '#2F7693',
    700: '#275568',
    800: '#1D3944',
    900: '#142329',
  },
}

$base: #4FBFEB;
$base-ink: #141310;
$base-50: #F1FAFE;
$base-100: #D9F2FC;
$base-200: #B6E4F7;
$base-300: #84CEEB;
$base-400: #57B6DB;
$base-500: #3499C1;
$base-600: #2F7693;
$base-700: #275568;
$base-800: #1D3944;
$base-900: #142329;
$base-hover: #19AAE4;
$base-subtle: #D0EAF4;

{
    "color": {
        "base": {
            "value": "#4FBFEB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1FAFE",
                "type": "color"
            },
            "100": {
                "value": "#D9F2FC",
                "type": "color"
            },
            "200": {
                "value": "#B6E4F7",
                "type": "color"
            },
            "300": {
                "value": "#84CEEB",
                "type": "color"
            },
            "400": {
                "value": "#57B6DB",
                "type": "color"
            },
            "500": {
                "value": "#3499C1",
                "type": "color"
            },
            "600": {
                "value": "#2F7693",
                "type": "color"
            },
            "700": {
                "value": "#275568",
                "type": "color"
            },
            "800": {
                "value": "#1D3944",
                "type": "color"
            },
            "900": {
                "value": "#142329",
                "type": "color"
            }
        }
    }
}

Palettes built on #4FBFEB

Color Lab

Pairs with #4FBFEB

UI roles & guardrails

In real applications

Scales

Every model

Export