What color is #02A8BB?

#02A8BB is a dark, vivid cyan. In RGB it is rgb(2, 168, 187), and in HSL hsl(186, 98%, 37%).

Is #02A8BB accessible as text?

On white, #02A8BB has a contrast ratio of 2.87:1 (fails WCAG AA for body text); on black it is 7.32:1 (passes). For text placed on #02A8BB, use black for the best readability.

What is the closest Tailwind color to #02A8BB?

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

What colors go well with #02A8BB?

#02A8BB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #BB1402. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #02A8BB below.

Is #02A8BB good for buttons?

#02A8BB works well for buttons and highlights, but use black text on #02A8BB — white text only reaches 2.87:1, below the 4.5:1 needed for normal-size labels.

Is #02A8BB the same as CSS lightseagreen?

No — #02A8BB 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.

#02A8BB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #02A8BB

Not just a swatch — here's how #02A8BB works with other colors. Named schemes with #02A8BB in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #02A8BB Accent #A6C4BE Surface #DFDABE Secondary #9AA0A0 Anchor #1D3549

Light Sea Green 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 #02A8BB Secondary #AEB4B8 Surface #F1F2F0 Support #7A94A5 Anchor #2E3236

Light Sea Green 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 #02A8BB Surface #14161A Highlight #F4F6F8 Secondary #596671 Accent #5DCDDE

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #02A8BB Secondary #A4C9CF Support #979286 Ink #16140F

Light Sea Green 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 Light Sea Green carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #02A8BB Anchor #372C1D Surface #EBE5D0 Accent #7F9D73 Secondary #3A3933

Light Sea Green 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 #02A8BB 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 18/100

Cool

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

Softness 53/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 33/100

Low

Mid depth — usable as an accent or a muted ground.

Naturalness 6/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 43/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 41/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 44/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 69/100

High

Strong interactive accent — visible and can carry a legible label.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 69/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #02A8BB

For UI

For branding

For interior

For fashion

People also use #02A8BB with

Malachite Cobalt Blue Firebrick Platinum Dark Slate Gray

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

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 6.5:1. Use

Subtle surface Use #C8F1F6 for cards and hover fills. Tint 80

Avoid beside #026BBB — 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 #02A8BB 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: #02A8BB;
  --color-base-rgb: 2 168 187;
  --color-base-oklch: oklch(67.0% 0.115 209.0);
  --color-50: #F0FDFE;
  --color-100: #D8FAFD;
  --color-200: #B1F4FC;
  --color-300: #78EAF7;
  --color-400: #48DAEA;
  --color-500: #24BFD1;
  --color-600: #24929E;
  --color-700: #20676F;
  --color-800: #194348;
  --color-900: #11292C;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  light-sea-green: {
    50: '#F0FDFE',
    100: '#D8FAFD',
    200: '#B1F4FC',
    300: '#78EAF7',
    400: '#48DAEA',
    500: '#24BFD1',
    600: '#24929E',
    700: '#20676F',
    800: '#194348',
    900: '#11292C',
  },
}

$base: #02A8BB;
$base-ink: #141310;
$base-50: #F0FDFE;
$base-100: #D8FAFD;
$base-200: #B1F4FC;
$base-300: #78EAF7;
$base-400: #48DAEA;
$base-500: #24BFD1;
$base-600: #24929E;
$base-700: #20676F;
$base-800: #194348;
$base-900: #11292C;
$base-hover: #028795;
$base-subtle: #ABECF3;

{
    "color": {
        "base": {
            "value": "#02A8BB",
            "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": "#78EAF7",
                "type": "color"
            },
            "400": {
                "value": "#48DAEA",
                "type": "color"
            },
            "500": {
                "value": "#24BFD1",
                "type": "color"
            },
            "600": {
                "value": "#24929E",
                "type": "color"
            },
            "700": {
                "value": "#20676F",
                "type": "color"
            },
            "800": {
                "value": "#194348",
                "type": "color"
            },
            "900": {
                "value": "#11292C",
                "type": "color"
            }
        }
    }
}

Palettes built on #02A8BB

Color Lab

Pairs with #02A8BB

UI roles & guardrails

In real applications

Scales

Every model

Export