What color is #5643FF?

#5643FF is a light, vivid indigo. In RGB it is rgb(86, 67, 255), and in HSL hsl(246, 100%, 63%).

Is #5643FF accessible as text?

On white, #5643FF has a contrast ratio of 5.77:1 (passes WCAG AA for body text); on black it is 3.64:1 (fails). For text placed on #5643FF, use white for the best readability.

What is the closest Tailwind color to #5643FF?

The nearest Tailwind CSS token is indigo-600 (#4F39F6).

What colors go well with #5643FF?

#5643FF pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #ECFF42. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #5643FF below.

Is #5643FF good for buttons?

#5643FF works well for buttons and highlights, but use white text on #5643FF — black text only reaches 3.64:1, below the 4.5:1 needed for normal-size labels.

Is #5643FF the same as CSS royalblue?

No — #5643FF is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#5643FF Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #5643FF

Not just a swatch — here's how #5643FF works with other colors. Named schemes with #5643FF in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #5643FF Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #7576FF

Han Purple is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Han Purple.

Berry & Cream Lead · 5 colors

Lead #5643FF Surface #F6E5D8 Anchor #5B2142 Accent #E5C2C9 Secondary #322B2F

Han Purple 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 #5643FF Secondary #8992CF Support #9D9088 Ink #18140F

Han Purple 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 Han Purple carrying the quiet middle.

Coastal Morning Lead · 5 colors

Lead #5643FF Accent #A5C4C2 Surface #EAD5BF Secondary #9AA0A1 Anchor #22344A

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

Sunset Warmth Glow · 5 colors

Glow #5643FF Secondary #E86A71 Accent #F6934E Anchor #583B57 Surface #F7E7D7

Han Purple 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 #5643FF 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 16/100

Cool

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 52/100

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 4/100

Very low

Clean and current — no dusty, aged cast.

Luxury 44/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 100/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 55/100

Moderate

Workable accent with care around contrast.

Surface fit 11/100

Very low

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

Print safety 59/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #5643FF

For UI

For branding

For interior

For fashion

People also use #5643FF with

Picton Blue Electric Purple Pear Gainsboro Prussian Blue

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 5.8:1. Use

Subtle surface Use #E1DFFA for cards and hover fills. Tint 80

Avoid beside #9442FF — 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 #5643FF 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: #5643FF;
  --color-base-rgb: 86 67 255;
  --color-base-oklch: oklch(53.6% 0.262 277.4);
  --color-50: #F2F0FE;
  --color-100: #DCD8FD;
  --color-200: #B8B1FC;
  --color-300: #8477F8;
  --color-400: #5746EC;
  --color-500: #3422D2;
  --color-600: #2F239F;
  --color-700: #271F70;
  --color-800: #1D1848;
  --color-900: #14112C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  han-purple: {
    50: '#F2F0FE',
    100: '#DCD8FD',
    200: '#B8B1FC',
    300: '#8477F8',
    400: '#5746EC',
    500: '#3422D2',
    600: '#2F239F',
    700: '#271F70',
    800: '#1D1848',
    900: '#14112C',
  },
}

$base: #5643FF;
$base-ink: #FFFFFF;
$base-50: #F2F0FE;
$base-100: #DCD8FD;
$base-200: #B8B1FC;
$base-300: #8477F8;
$base-400: #5746EC;
$base-500: #3422D2;
$base-600: #2F239F;
$base-700: #271F70;
$base-800: #1D1848;
$base-900: #14112C;
$base-hover: #1B02FF;
$base-subtle: #D1CDF8;

{
    "color": {
        "base": {
            "value": "#5643FF",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F2F0FE",
                "type": "color"
            },
            "100": {
                "value": "#DCD8FD",
                "type": "color"
            },
            "200": {
                "value": "#B8B1FC",
                "type": "color"
            },
            "300": {
                "value": "#8477F8",
                "type": "color"
            },
            "400": {
                "value": "#5746EC",
                "type": "color"
            },
            "500": {
                "value": "#3422D2",
                "type": "color"
            },
            "600": {
                "value": "#2F239F",
                "type": "color"
            },
            "700": {
                "value": "#271F70",
                "type": "color"
            },
            "800": {
                "value": "#1D1848",
                "type": "color"
            },
            "900": {
                "value": "#14112C",
                "type": "color"
            }
        }
    }
}

Palettes built on #5643FF

Color Lab

Pairs with #5643FF

UI roles & guardrails

In real applications

Scales

Every model

Export