What color is #5EBEC3?

#5EBEC3 is a medium cyan. In RGB it is rgb(94, 190, 195), and in HSL hsl(183, 46%, 57%).

Is #5EBEC3 accessible as text?

On white, #5EBEC3 has a contrast ratio of 2.18:1 (fails WCAG AA for body text); on black it is 9.63:1 (passes). For text placed on #5EBEC3, use black for the best readability.

What is the closest Tailwind color to #5EBEC3?

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

What colors go well with #5EBEC3?

#5EBEC3 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #C4645F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5EBEC3 below.

Is #5EBEC3 good for buttons?

#5EBEC3 works well for buttons and highlights, but use black text on #5EBEC3 — white text only reaches 2.18:1, below the 4.5:1 needed for normal-size labels.

Is #5EBEC3 the same as CSS darkturquoise?

No — #5EBEC3 is not the CSS named color darkturquoise, but darkturquoise (#00CED1) is the closest CSS named color.

#5EBEC3 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5EBEC3

Not just a swatch — here's how #5EBEC3 works with other colors. Named schemes with #5EBEC3 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #5EBEC3 Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 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.

Japanese Sand Base · 5 colors

Base #5EBEC3 Surface #EDEADC Highlight #F5F2E7 Secondary #B4B19F Ink #2A2723

Lagoon Blue sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Coastal Morning Lead · 5 colors

Lead #5EBEC3 Accent #A6C4BD Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Lagoon Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #5EBEC3 Secondary #C2E0E1 Support #979286 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.

Tech Product Signal · 5 colors

Signal #5EBEC3 Surface #14161A Highlight #F4F6F8 Secondary #596771 Accent #90E3E8

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.

Build a working theme in the generator →

Color Lab

How #5EBEC3 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 27/100

Cool

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

Softness 63/100

High

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

Depth 25/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 11/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 33/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 35/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 40/100

Moderate

Workable accent with care around contrast.

Surface fit 48/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 76/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #5EBEC3

For UI

For branding

For interior

For fashion

People also use #5EBEC3 with

Medium Aquamarine Glaucous Indian Red 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 8.5:1. Use

Subtle surface Use #E2F0F0 for cards and hover fills. Tint 80

Avoid beside #5F9DC4 — 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 #5EBEC3 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: #5EBEC3;
  --color-base-rgb: 94 190 195;
  --color-base-oklch: oklch(74.5% 0.091 199.9);
  --color-50: #F3FBFB;
  --color-100: #E1F4F5;
  --color-200: #C4E7E9;
  --color-300: #9AD2D5;
  --color-400: #73BBBF;
  --color-500: #529FA3;
  --color-600: #447B7E;
  --color-700: #35585A;
  --color-800: #253A3C;
  --color-900: #182425;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  lagoon-blue: {
    50: '#F3FBFB',
    100: '#E1F4F5',
    200: '#C4E7E9',
    300: '#9AD2D5',
    400: '#73BBBF',
    500: '#529FA3',
    600: '#447B7E',
    700: '#35585A',
    800: '#253A3C',
    900: '#182425',
  },
}

$base: #5EBEC3;
$base-ink: #141310;
$base-50: #F3FBFB;
$base-100: #E1F4F5;
$base-200: #C4E7E9;
$base-300: #9AD2D5;
$base-400: #73BBBF;
$base-500: #529FA3;
$base-600: #447B7E;
$base-700: #35585A;
$base-800: #253A3C;
$base-900: #182425;
$base-hover: #3FA4AA;
$base-subtle: #D3E8EA;

{
    "color": {
        "base": {
            "value": "#5EBEC3",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FBFB",
                "type": "color"
            },
            "100": {
                "value": "#E1F4F5",
                "type": "color"
            },
            "200": {
                "value": "#C4E7E9",
                "type": "color"
            },
            "300": {
                "value": "#9AD2D5",
                "type": "color"
            },
            "400": {
                "value": "#73BBBF",
                "type": "color"
            },
            "500": {
                "value": "#529FA3",
                "type": "color"
            },
            "600": {
                "value": "#447B7E",
                "type": "color"
            },
            "700": {
                "value": "#35585A",
                "type": "color"
            },
            "800": {
                "value": "#253A3C",
                "type": "color"
            },
            "900": {
                "value": "#182425",
                "type": "color"
            }
        }
    }
}

Palettes built on #5EBEC3

Color Lab

Pairs with #5EBEC3

UI roles & guardrails

In real applications

Scales

Every model

Export