What color is #00C0EB?

#00C0EB is a medium, vivid cyan. In RGB it is rgb(0, 192, 235), and in HSL hsl(191, 100%, 46%).

Is #00C0EB accessible as text?

On white, #00C0EB has a contrast ratio of 2.16:1 (fails WCAG AA for body text); on black it is 9.74:1 (passes). For text placed on #00C0EB, use black for the best readability.

What is the closest Tailwind color to #00C0EB?

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

What colors go well with #00C0EB?

#00C0EB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EB2B00. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #00C0EB below.

Is #00C0EB good for buttons?

#00C0EB works well for buttons and highlights, but use black text on #00C0EB — white text only reaches 2.16:1, below the 4.5:1 needed for normal-size labels.

Is #00C0EB the same as CSS deepskyblue?

No — #00C0EB is not the CSS named color deepskyblue, but deepskyblue (#00BFFF) is the closest CSS named color.

#00C0EB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #00C0EB

Not just a swatch — here's how #00C0EB works with other colors. Named schemes with #00C0EB in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #00C0EB Accent #A6C4BF Surface #DFDABF Secondary #9AA0A0 Anchor #1E354A

Deep Sky 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 #00C0EB Secondary #AEB4B8 Surface #F1F2F0 Support #7B93A5 Anchor #2E3236

Deep Sky 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 #00C0EB Surface #14161A Highlight #F4F6F8 Secondary #596672 Accent #67E6FF

Deep Sky 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 Deep Sky Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #00C0EB Secondary #B8E2F1 Support #969386 Ink #16140F

Deep Sky 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 Deep Sky Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #00C0EB Anchor #372C1D Surface #EBE5D0 Accent #7D9D75 Secondary #393933

Deep Sky 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 #00C0EB 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 9/100

Cool

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

Softness 56/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 26/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 2/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 31/100

Low

A faint retro warmth without tipping into sepia.

Luxury 32/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 53/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 44/100

Moderate

Workable accent with care around contrast.

Surface fit 34/100

Low

Usable as a tinted surface in measured doses.

Print safety 63/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #00C0EB

For UI

For branding

For interior

For fashion

People also use #00C0EB with

Medium Spring Green Blue Mahogany 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 8.6:1. Use

Subtle surface Use #D0F0F7 for cards and hover fills. Tint 80

Avoid beside #0071EB — 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 #00C0EB 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: #00C0EB;
  --color-base-rgb: 0 192 235;
  --color-base-oklch: oklch(74.8% 0.138 221.6);
  --color-50: #F0FCFE;
  --color-100: #D8F6FD;
  --color-200: #B1EEFC;
  --color-300: #77E0F8;
  --color-400: #46CDEC;
  --color-500: #22B2D2;
  --color-600: #23889F;
  --color-700: #1F6170;
  --color-800: #184048;
  --color-900: #11272C;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  deep-sky-blue: {
    50: '#F0FCFE',
    100: '#D8F6FD',
    200: '#B1EEFC',
    300: '#77E0F8',
    400: '#46CDEC',
    500: '#22B2D2',
    600: '#23889F',
    700: '#1F6170',
    800: '#184048',
    900: '#11272C',
  },
}

$base: #00C0EB;
$base-ink: #141310;
$base-50: #F0FCFE;
$base-100: #D8F6FD;
$base-200: #B1EEFC;
$base-300: #77E0F8;
$base-400: #46CDEC;
$base-500: #22B2D2;
$base-600: #23889F;
$base-700: #1F6170;
$base-800: #184048;
$base-900: #11272C;
$base-hover: #0099BC;
$base-subtle: #B6EAF5;

{
    "color": {
        "base": {
            "value": "#00C0EB",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0FCFE",
                "type": "color"
            },
            "100": {
                "value": "#D8F6FD",
                "type": "color"
            },
            "200": {
                "value": "#B1EEFC",
                "type": "color"
            },
            "300": {
                "value": "#77E0F8",
                "type": "color"
            },
            "400": {
                "value": "#46CDEC",
                "type": "color"
            },
            "500": {
                "value": "#22B2D2",
                "type": "color"
            },
            "600": {
                "value": "#23889F",
                "type": "color"
            },
            "700": {
                "value": "#1F6170",
                "type": "color"
            },
            "800": {
                "value": "#184048",
                "type": "color"
            },
            "900": {
                "value": "#11272C",
                "type": "color"
            }
        }
    }
}

Palettes built on #00C0EB

Color Lab

Pairs with #00C0EB

UI roles & guardrails

In real applications

Scales

Every model

Export