What color is #3188F2?

#3188F2 is a medium, vivid blue. In RGB it is rgb(49, 136, 242), and in HSL hsl(213, 88%, 57%).

Is #3188F2 accessible as text?

On white, #3188F2 has a contrast ratio of 3.54:1 (fails WCAG AA for body text); on black it is 5.93:1 (passes). For text placed on #3188F2, use black for the best readability.

What is the closest Tailwind color to #3188F2?

The nearest Tailwind CSS token is blue-500 (#2B7FFF).

What colors go well with #3188F2?

#3188F2 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #F29B31. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #3188F2 below.

Is #3188F2 good for buttons?

#3188F2 works well for buttons and highlights, but use black text on #3188F2 — white text only reaches 3.54:1, below the 4.5:1 needed for normal-size labels.

Is #3188F2 the same as CSS dodgerblue?

No — #3188F2 is not the CSS named color dodgerblue, but dodgerblue (#1E90FF) is the closest CSS named color.

#3188F2 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #3188F2

Not just a swatch — here's how #3188F2 works with other colors. Named schemes with #3188F2 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #3188F2 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 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 #3188F2 Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A6 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 #3188F2 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #64AFFF

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 #3188F2 Secondary #9AB7DC Support #9D8F89 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 #3188F2 Anchor #3B2924 Surface #EAE5D0 Accent #799E78 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 #3188F2 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 5/100

Cool

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

Softness 42/100

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 28/100

Low

A faint retro warmth without tipping into sepia.

Luxury 41/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 69/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 79/100

High

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

Surface fit 20/100

Very low

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

Print safety 63/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #3188F2

For UI

For branding

For interior

For fashion

People also use #3188F2 with

Cyan Han Purple Butterscotch Gainsboro 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 5.2:1. Use

Subtle surface Use #DBE8F7 for cards and hover fills. Tint 80

Avoid beside #3147F2 — 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 #3188F2 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: #3188F2;
  --color-base-rgb: 49 136 242;
  --color-base-oklch: oklch(63.0% 0.179 255.7);
  --color-50: #F0F7FE;
  --color-100: #D8E9FD;
  --color-200: #B2D3FA;
  --color-300: #7FB2F0;
  --color-400: #5092E2;
  --color-500: #2D73C8;
  --color-600: #2A5B98;
  --color-700: #24446B;
  --color-800: #1B2E46;
  --color-900: #131D2B;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  dodger-blue: {
    50: '#F0F7FE',
    100: '#D8E9FD',
    200: '#B2D3FA',
    300: '#7FB2F0',
    400: '#5092E2',
    500: '#2D73C8',
    600: '#2A5B98',
    700: '#24446B',
    800: '#1B2E46',
    900: '#131D2B',
  },
}

$base: #3188F2;
$base-ink: #141310;
$base-50: #F0F7FE;
$base-100: #D8E9FD;
$base-200: #B2D3FA;
$base-300: #7FB2F0;
$base-400: #5092E2;
$base-500: #2D73C8;
$base-600: #2A5B98;
$base-700: #24446B;
$base-800: #1B2E46;
$base-900: #131D2B;
$base-hover: #0E6ADB;
$base-subtle: #C8DCF4;

{
    "color": {
        "base": {
            "value": "#3188F2",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F7FE",
                "type": "color"
            },
            "100": {
                "value": "#D8E9FD",
                "type": "color"
            },
            "200": {
                "value": "#B2D3FA",
                "type": "color"
            },
            "300": {
                "value": "#7FB2F0",
                "type": "color"
            },
            "400": {
                "value": "#5092E2",
                "type": "color"
            },
            "500": {
                "value": "#2D73C8",
                "type": "color"
            },
            "600": {
                "value": "#2A5B98",
                "type": "color"
            },
            "700": {
                "value": "#24446B",
                "type": "color"
            },
            "800": {
                "value": "#1B2E46",
                "type": "color"
            },
            "900": {
                "value": "#131D2B",
                "type": "color"
            }
        }
    }
}

Palettes built on #3188F2

Color Lab

Pairs with #3188F2

UI roles & guardrails

In real applications

Scales

Every model

Export