What color is #036FDB?

#036FDB is a medium, vivid blue. In RGB it is rgb(3, 111, 219), and in HSL hsl(210, 97%, 44%).

Is #036FDB accessible as text?

On white, #036FDB has a contrast ratio of 4.88:1 (passes WCAG AA for body text); on black it is 4.30:1 (fails). For text placed on #036FDB, use white for the best readability.

What is the closest Tailwind color to #036FDB?

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

What colors go well with #036FDB?

#036FDB pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #DD7003. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #036FDB below.

Is #036FDB good for buttons?

#036FDB works well for buttons and highlights, but use white text on #036FDB — black text only reaches 4.30:1, below the 4.5:1 needed for normal-size labels.

Is #036FDB the same as CSS royalblue?

No — #036FDB is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#036FDB Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #036FDB

Not just a swatch — here's how #036FDB works with other colors. Named schemes with #036FDB in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #036FDB Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #4896FA

True 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 True Blue.

Coastal Morning Lead · 5 colors

Lead #036FDB Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

True Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Berry & Cream Lead · 5 colors

Lead #036FDB Surface #EDE9D6 Anchor #5A2145 Accent #E4C2CA Secondary #322B2F

True Blue sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #036FDB Secondary #829EC5 Support #9D8F89 Ink #16140F

True 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 True Blue carrying the quiet middle.

Sunset Warmth Glow · 5 colors

Glow #036FDB Secondary #E76A77 Accent #F79153 Anchor #573B59 Surface #EEEBD6

True Blue glows at the center of this sunset palette, joined by coral and gold, deepened by a plum anchor and cooled with cream.

Build a working theme in the generator →

Color Lab

How #036FDB 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 37/100

Low

Middle-weight — neither delicate nor heavy.

Depth 47/100

Moderate

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

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 30/100

Low

A faint retro warmth without tipping into sepia.

Luxury 48/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 72/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 91/100

Very high

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

Surface fit 13/100

Very low

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

Print safety 62/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #036FDB

For UI

For branding

For interior

For fashion

People also use #036FDB with

Cyan Medium Blue Copper Gainsboro Charcoal

UI roles & guardrails

Primary action Safe as a filled button with white label. AA

Body text Passes on white at 16px and above. Pass

Large display Fine for headings 24px+ on white. Pass

Background Pair with white text at 4.9:1. Use

Subtle surface Use #CEE2F6 for cards and hover fills. Tint 80

Avoid beside #0328DD — 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 #036FDB 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: #036FDB;
  --color-base-rgb: 3 111 219;
  --color-base-oklch: oklch(55.3% 0.185 255.7);
  --color-50: #F0F7FE;
  --color-100: #D8EBFD;
  --color-200: #B1D6FC;
  --color-300: #79B8F6;
  --color-400: #4999E9;
  --color-500: #257AD0;
  --color-600: #25619D;
  --color-700: #20476F;
  --color-800: #193048;
  --color-900: #111F2C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  true-blue: {
    50: '#F0F7FE',
    100: '#D8EBFD',
    200: '#B1D6FC',
    300: '#79B8F6',
    400: '#4999E9',
    500: '#257AD0',
    600: '#25619D',
    700: '#20476F',
    800: '#193048',
    900: '#111F2C',
  },
}

$base: #036FDB;
$base-ink: #FFFFFF;
$base-50: #F0F7FE;
$base-100: #D8EBFD;
$base-200: #B1D6FC;
$base-300: #79B8F6;
$base-400: #4999E9;
$base-500: #257AD0;
$base-600: #25619D;
$base-700: #20476F;
$base-800: #193048;
$base-900: #111F2C;
$base-hover: #035AB1;
$base-subtle: #B5D4F4;

{
    "color": {
        "base": {
            "value": "#036FDB",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F7FE",
                "type": "color"
            },
            "100": {
                "value": "#D8EBFD",
                "type": "color"
            },
            "200": {
                "value": "#B1D6FC",
                "type": "color"
            },
            "300": {
                "value": "#79B8F6",
                "type": "color"
            },
            "400": {
                "value": "#4999E9",
                "type": "color"
            },
            "500": {
                "value": "#257AD0",
                "type": "color"
            },
            "600": {
                "value": "#25619D",
                "type": "color"
            },
            "700": {
                "value": "#20476F",
                "type": "color"
            },
            "800": {
                "value": "#193048",
                "type": "color"
            },
            "900": {
                "value": "#111F2C",
                "type": "color"
            }
        }
    }
}