What color is #4E72DD?

#4E72DD is a medium blue. In RGB it is rgb(78, 114, 221), and in HSL hsl(225, 68%, 59%).

Is #4E72DD accessible as text?

On white, #4E72DD has a contrast ratio of 4.40:1 (fails WCAG AA for body text); on black it is 4.77:1 (passes). For text placed on #4E72DD, use black for the best readability.

What is the closest Tailwind color to #4E72DD?

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

What colors go well with #4E72DD?

#4E72DD pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #DEBA4F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #4E72DD below.

Is #4E72DD good for buttons?

#4E72DD works well for buttons and highlights, but use black text on #4E72DD — white text only reaches 4.40:1, below the 4.5:1 needed for normal-size labels.

Is #4E72DD the same as CSS royalblue?

No — #4E72DD is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#4E72DD Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #4E72DD

Not just a swatch — here's how #4E72DD works with other colors. Named schemes with #4E72DD in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #4E72DD Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

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

Tech Product Signal · 5 colors

Signal #4E72DD Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7599FC

Royal 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 Royal Blue.

Vintage Leather Lead · 5 colors

Lead #4E72DD Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #58223A

Royal Blue plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Berry & Cream Lead · 5 colors

Lead #4E72DD Surface #F6E5D8 Anchor #5B2143 Accent #E5C2CA Secondary #322B2F

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #4E72DD Secondary #94A4CB Support #9D8F88 Ink #18140F

Royal 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 Royal Blue carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #4E72DD 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 10/100

Cool

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

Softness 40/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 44/100

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 35/100

Low

A faint retro warmth without tipping into sepia.

Luxury 46/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 45/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 93/100

Very high

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

Surface fit 15/100

Very low

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

Print safety 70/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #4E72DD

For UI

For branding

For interior

For fashion

People also use #4E72DD with

Sky Blue Slate Blue Honey Gainsboro Charcoal

UI roles & guardrails

Primary action Too mid-tone for a filled button — darken for the fill. AA Large

Body text Do not use for body copy on light surfaces. Avoid

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

Background Pair with white text at 4.4:1. Use

Subtle surface Use #E0E5F4 for cards and hover fills. Tint 80

Avoid beside #5B4FDE — 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 #4E72DD at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

A working theme, generated in seconds.

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: #4E72DD;
  --color-base-rgb: 78 114 221;
  --color-base-oklch: oklch(58.1% 0.168 267.1);
  --color-50: #F2F4FD;
  --color-100: #DCE3F9;
  --color-200: #BBC8F2;
  --color-300: #8CA2E3;
  --color-400: #617DD1;
  --color-500: #3F5CB6;
  --color-600: #374C8B;
  --color-700: #2C3A63;
  --color-800: #202841;
  --color-900: #151A28;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  royal-blue: {
    50: '#F2F4FD',
    100: '#DCE3F9',
    200: '#BBC8F2',
    300: '#8CA2E3',
    400: '#617DD1',
    500: '#3F5CB6',
    600: '#374C8B',
    700: '#2C3A63',
    800: '#202841',
    900: '#151A28',
  },
}

$base: #4E72DD;
$base-ink: #141310;
$base-50: #F2F4FD;
$base-100: #DCE3F9;
$base-200: #BBC8F2;
$base-300: #8CA2E3;
$base-400: #617DD1;
$base-500: #3F5CB6;
$base-600: #374C8B;
$base-700: #2C3A63;
$base-800: #202841;
$base-900: #151A28;
$base-hover: #274FCA;
$base-subtle: #CFD8F0;

{
    "color": {
        "base": {
            "value": "#4E72DD",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F4FD",
                "type": "color"
            },
            "100": {
                "value": "#DCE3F9",
                "type": "color"
            },
            "200": {
                "value": "#BBC8F2",
                "type": "color"
            },
            "300": {
                "value": "#8CA2E3",
                "type": "color"
            },
            "400": {
                "value": "#617DD1",
                "type": "color"
            },
            "500": {
                "value": "#3F5CB6",
                "type": "color"
            },
            "600": {
                "value": "#374C8B",
                "type": "color"
            },
            "700": {
                "value": "#2C3A63",
                "type": "color"
            },
            "800": {
                "value": "#202841",
                "type": "color"
            },
            "900": {
                "value": "#151A28",
                "type": "color"
            }
        }
    }
}

Palettes built on #4E72DD

Color Lab

Pairs with #4E72DD

UI roles & guardrails

In real applications

Scales

Every model

Export