What color is #576EEE?

#576EEE is a light, vivid blue. In RGB it is rgb(87, 110, 238), and in HSL hsl(231, 82%, 64%).

Is #576EEE accessible as text?

On white, #576EEE has a contrast ratio of 4.31:1 (fails WCAG AA for body text); on black it is 4.87:1 (passes). For text placed on #576EEE, use black for the best readability.

What is the closest Tailwind color to #576EEE?

The nearest Tailwind CSS token is indigo-500 (#615FFF).

What colors go well with #576EEE?

#576EEE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EED858. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #576EEE below.

Is #576EEE good for buttons?

#576EEE works well for buttons and highlights, but use black text on #576EEE — white text only reaches 4.31:1, below the 4.5:1 needed for normal-size labels.

Is #576EEE the same as CSS royalblue?

No — #576EEE is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#576EEE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #576EEE

Not just a swatch — here's how #576EEE works with other colors. Named schemes with #576EEE in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #576EEE Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7C97FF

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.

Coastal Morning Lead · 5 colors

Lead #576EEE 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.

Berry & Cream Lead · 5 colors

Lead #576EEE Surface #F6E5D8 Anchor #5B2143 Accent #E5C2C9 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 #576EEE Secondary #98A6D3 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.

Sunset Warmth Glow · 5 colors

Glow #576EEE Secondary #E86A73 Accent #F6924F Anchor #573B58 Surface #F7E7D7

Royal 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 #576EEE 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 13/100

Cool

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

Softness 38/100

Low

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 27/100

Low

A faint retro warmth without tipping into sepia.

Luxury 44/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 75/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 84/100

Very high

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

Surface fit 16/100

Very low

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

Print safety 68/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #576EEE

For UI

For branding

For interior

For fashion

People also use #576EEE with

Baby Blue Medium Slate Blue Saffron Gainsboro Prussian Blue

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 4.3:1. Use

Subtle surface Use #E2E5F7 for cards and hover fills. Tint 80

Avoid beside #7458EE — 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 #576EEE 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: #576EEE;
  --color-base-rgb: 87 110 238;
  --color-base-oklch: oklch(59.0% 0.193 271.5);
  --color-50: #F0F3FE;
  --color-100: #D9DEFC;
  --color-200: #B5BFF8;
  --color-300: #8393ED;
  --color-400: #5569DD;
  --color-500: #3248C3;
  --color-600: #2E3D94;
  --color-700: #263069;
  --color-800: #1D2344;
  --color-900: #14172A;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  royal-blue: {
    50: '#F0F3FE',
    100: '#D9DEFC',
    200: '#B5BFF8',
    300: '#8393ED',
    400: '#5569DD',
    500: '#3248C3',
    600: '#2E3D94',
    700: '#263069',
    800: '#1D2344',
    900: '#14172A',
  },
}

$base: #576EEE;
$base-ink: #141310;
$base-50: #F0F3FE;
$base-100: #D9DEFC;
$base-200: #B5BFF8;
$base-300: #8393ED;
$base-400: #5569DD;
$base-500: #3248C3;
$base-600: #2E3D94;
$base-700: #263069;
$base-800: #1D2344;
$base-900: #14172A;
$base-hover: #1D3BE9;
$base-subtle: #D2D7F5;

{
    "color": {
        "base": {
            "value": "#576EEE",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F3FE",
                "type": "color"
            },
            "100": {
                "value": "#D9DEFC",
                "type": "color"
            },
            "200": {
                "value": "#B5BFF8",
                "type": "color"
            },
            "300": {
                "value": "#8393ED",
                "type": "color"
            },
            "400": {
                "value": "#5569DD",
                "type": "color"
            },
            "500": {
                "value": "#3248C3",
                "type": "color"
            },
            "600": {
                "value": "#2E3D94",
                "type": "color"
            },
            "700": {
                "value": "#263069",
                "type": "color"
            },
            "800": {
                "value": "#1D2344",
                "type": "color"
            },
            "900": {
                "value": "#14172A",
                "type": "color"
            }
        }
    }
}