What color is #178FDA?

#178FDA is a medium, vivid cyan-blue. In RGB it is rgb(23, 143, 218), and in HSL hsl(203, 81%, 47%).

Is #178FDA accessible as text?

On white, #178FDA has a contrast ratio of 3.51:1 (fails WCAG AA for body text); on black it is 5.98:1 (passes). For text placed on #178FDA, use black for the best readability.

What is the closest Tailwind color to #178FDA?

The nearest Tailwind CSS token is sky-600 (#0084D1).

What colors go well with #178FDA?

#178FDA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #D96117. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #178FDA below.

Is #178FDA good for buttons?

#178FDA works well for buttons and highlights, but use black text on #178FDA — white text only reaches 3.51:1, below the 4.5:1 needed for normal-size labels.

Is #178FDA the same as CSS dodgerblue?

No — #178FDA is not the CSS named color dodgerblue, but dodgerblue (#1E90FF) is the closest CSS named color.

#178FDA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #178FDA

Not just a swatch — here's how #178FDA works with other colors. Named schemes with #178FDA in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #178FDA Accent #A5C4C0 Surface #DEDBBF Secondary #9AA0A0 Anchor #20344A

Dodger 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 #178FDA Secondary #AEB4B8 Surface #F1F2F0 Support #7C93A6 Anchor #2E3236

Dodger 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 #178FDA Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #5AB5FB

Dodger 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 Dodger Blue.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #178FDA Secondary #98B7D2 Support #969386 Ink #16140F

Dodger 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 Dodger Blue carrying the quiet middle.

Modern Café Dominant · 5 colors

Dominant #178FDA Anchor #3B2924 Surface #EAE5D0 Accent #7A9E77 Secondary #393933

Dodger 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 #178FDA 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 7/100

Cool

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

Softness 46/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 39/100

Low

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 36/100

Low

A faint retro warmth without tipping into sepia.

Luxury 43/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 57/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 85/100

Very high

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

Surface fit 19/100

Very low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 66/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #178FDA

For UI

For branding

For interior

For fashion

People also use #178FDA with

Turquoise Medium Blue Chocolate Platinum Charcoal

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 Fine for headings 24px+ on white. Pass

Background Pair with #141310 text at 5.3:1. Use

Subtle surface Use #D4E8F4 for cards and hover fills. Tint 80

Avoid beside #174ED9 — 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 #178FDA 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: #178FDA;
  --color-base-rgb: 23 143 218;
  --color-base-oklch: oklch(62.6% 0.148 244.0);
  --color-50: #F1F9FE;
  --color-100: #D9EFFC;
  --color-200: #B5DEF7;
  --color-300: #83C4EC;
  --color-400: #56A9DC;
  --color-500: #338BC2;
  --color-600: #2E6D93;
  --color-700: #274F68;
  --color-800: #1D3544;
  --color-900: #14212A;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  dodger-blue: {
    50: '#F1F9FE',
    100: '#D9EFFC',
    200: '#B5DEF7',
    300: '#83C4EC',
    400: '#56A9DC',
    500: '#338BC2',
    600: '#2E6D93',
    700: '#274F68',
    800: '#1D3544',
    900: '#14212A',
  },
}

$base: #178FDA;
$base-ink: #141310;
$base-50: #F1F9FE;
$base-100: #D9EFFC;
$base-200: #B5DEF7;
$base-300: #83C4EC;
$base-400: #56A9DC;
$base-500: #338BC2;
$base-600: #2E6D93;
$base-700: #274F68;
$base-800: #1D3544;
$base-900: #14212A;
$base-hover: #1272AE;
$base-subtle: #BDDCEF;

{
    "color": {
        "base": {
            "value": "#178FDA",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F9FE",
                "type": "color"
            },
            "100": {
                "value": "#D9EFFC",
                "type": "color"
            },
            "200": {
                "value": "#B5DEF7",
                "type": "color"
            },
            "300": {
                "value": "#83C4EC",
                "type": "color"
            },
            "400": {
                "value": "#56A9DC",
                "type": "color"
            },
            "500": {
                "value": "#338BC2",
                "type": "color"
            },
            "600": {
                "value": "#2E6D93",
                "type": "color"
            },
            "700": {
                "value": "#274F68",
                "type": "color"
            },
            "800": {
                "value": "#1D3544",
                "type": "color"
            },
            "900": {
                "value": "#14212A",
                "type": "color"
            }
        }
    }
}

Palettes built on #178FDA

Color Lab

Pairs with #178FDA

UI roles & guardrails

In real applications

Scales

Every model

Export