What color is #5BB2CF?

#5BB2CF is a medium cyan. In RGB it is rgb(91, 178, 207), and in HSL hsl(195, 55%, 58%).

Is #5BB2CF accessible as text?

On white, #5BB2CF has a contrast ratio of 2.41:1 (fails WCAG AA for body text); on black it is 8.71:1 (passes). For text placed on #5BB2CF, use black for the best readability.

What is the closest Tailwind color to #5BB2CF?

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

What colors go well with #5BB2CF?

#5BB2CF pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #CF7659. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5BB2CF below.

Is #5BB2CF good for buttons?

#5BB2CF works well for buttons and highlights, but use black text on #5BB2CF — white text only reaches 2.41:1, below the 4.5:1 needed for normal-size labels.

Is #5BB2CF the same as CSS lightseagreen?

No — #5BB2CF 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.

#5BB2CF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5BB2CF

Not just a swatch — here's how #5BB2CF works with other colors. Named schemes with #5BB2CF in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #5BB2CF Accent #A6C4BF Surface #DFDABF Secondary #9AA0A0 Anchor #1E354A

Iceberg 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 #5BB2CF Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A5 Anchor #2E3236

Iceberg 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 #5BB2CF Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #8BD8F2

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #5BB2CF Secondary #BBD7E1 Support #969386 Ink #16140F

Iceberg 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 Iceberg carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #5BB2CF Anchor #372C1D Surface #EBE5D0 Accent #7D9D75 Secondary #393933

Iceberg 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 #5BB2CF 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 22/100

Cool

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

Softness 60/100

High

Middle-weight — neither delicate nor heavy.

Depth 28/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 2/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 44/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 35/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 36/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 49/100

Moderate

Workable accent with care around contrast.

Surface fit 45/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 75/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #5BB2CF

For UI

For branding

For interior

For fashion

People also use #5BB2CF with

Medium Aquamarine Royal 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 7.7:1. Use

Subtle surface Use #E1EEF2 for cards and hover fills. Tint 80

Avoid beside #598ACF — 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 #5BB2CF 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: #5BB2CF;
  --color-base-rgb: 91 178 207;
  --color-base-oklch: oklch(72.1% 0.094 222.3);
  --color-50: #F3FAFC;
  --color-100: #DFF1F6;
  --color-200: #C0E1ED;
  --color-300: #94C9DB;
  --color-400: #6BB0C7;
  --color-500: #4A93AB;
  --color-600: #3F7283;
  --color-700: #31535E;
  --color-800: #23373E;
  --color-900: #172226;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  iceberg: {
    50: '#F3FAFC',
    100: '#DFF1F6',
    200: '#C0E1ED',
    300: '#94C9DB',
    400: '#6BB0C7',
    500: '#4A93AB',
    600: '#3F7283',
    700: '#31535E',
    800: '#23373E',
    900: '#172226',
  },
}

$base: #5BB2CF;
$base-ink: #141310;
$base-50: #F3FAFC;
$base-100: #DFF1F6;
$base-200: #C0E1ED;
$base-300: #94C9DB;
$base-400: #6BB0C7;
$base-500: #4A93AB;
$base-600: #3F7283;
$base-700: #31535E;
$base-800: #23373E;
$base-900: #172226;
$base-hover: #3597B7;
$base-subtle: #D1E6EC;

{
    "color": {
        "base": {
            "value": "#5BB2CF",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F3FAFC",
                "type": "color"
            },
            "100": {
                "value": "#DFF1F6",
                "type": "color"
            },
            "200": {
                "value": "#C0E1ED",
                "type": "color"
            },
            "300": {
                "value": "#94C9DB",
                "type": "color"
            },
            "400": {
                "value": "#6BB0C7",
                "type": "color"
            },
            "500": {
                "value": "#4A93AB",
                "type": "color"
            },
            "600": {
                "value": "#3F7283",
                "type": "color"
            },
            "700": {
                "value": "#31535E",
                "type": "color"
            },
            "800": {
                "value": "#23373E",
                "type": "color"
            },
            "900": {
                "value": "#172226",
                "type": "color"
            }
        }
    }
}

Palettes built on #5BB2CF

Color Lab

Pairs with #5BB2CF

UI roles & guardrails

In real applications

Scales

Every model

Export