What color is #4147EE?

#4147EE is a medium, vivid blue-violet. In RGB it is rgb(65, 71, 238), and in HSL hsl(238, 84%, 59%).

Is #4147EE accessible as text?

On white, #4147EE has a contrast ratio of 6.25:1 (passes WCAG AA for body text); on black it is 3.36:1 (fails). For text placed on #4147EE, use white for the best readability.

What is the closest Tailwind color to #4147EE?

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

What colors go well with #4147EE?

#4147EE pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EEE83F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #4147EE below.

Is #4147EE good for buttons?

#4147EE works well for buttons and highlights, but use white text on #4147EE — black text only reaches 3.36:1, below the 4.5:1 needed for normal-size labels.

Is #4147EE the same as CSS royalblue?

No — #4147EE is not the CSS named color royalblue, but royalblue (#4169E1) is the closest CSS named color.

#4147EE Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #4147EE

Not just a swatch — here's how #4147EE works with other colors. Named schemes with #4147EE in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Signal #4147EE Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #6176FF

Neon 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 Neon Blue.

Coastal Morning Lead · 5 colors

Lead #4147EE Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Neon 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 #4147EE Surface #F6E5D8 Anchor #5B2143 Accent #E5C2C9 Secondary #322B2F

Neon 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 #4147EE Secondary #7E8DC4 Support #9D8F88 Ink #18140F

Neon 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 Neon Blue carrying the quiet middle.

Sunset Warmth Glow · 5 colors

Glow #4147EE Secondary #E86A73 Accent #F6924F Anchor #573B58 Surface #F7E7D7

Neon 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 #4147EE 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 28/100

Low

Firm and assertive — carries weight and contrast.

Depth 54/100

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 10/100

Very low

Clean and current — no dusty, aged cast.

Luxury 47/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 94/100

Very high

Bold and ownable — memorable as a primary brand color.

UI accent fit 65/100

High

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

Surface fit 9/100

Very low

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

Print safety 60/100

Moderate

Prints close, with a slight loss of vibrancy.

Pairs with #4147EE

For UI

For branding

For interior

For fashion

People also use #4147EE with

Maya Blue Blue Violet Citrine 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 6.2:1. Use

Subtle surface Use #DDDEF7 for cards and hover fills. Tint 80

Avoid beside #733FEE — 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 #4147EE 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: #4147EE;
  --color-base-rgb: 65 71 238;
  --color-base-oklch: oklch(51.2% 0.243 272.3);
  --color-50: #F0F1FE;
  --color-100: #D8DAFD;
  --color-200: #B4B6F8;
  --color-300: #8185EE;
  --color-400: #5358DF;
  --color-500: #3035C4;
  --color-600: #2D3095;
  --color-700: #252869;
  --color-800: #1C1E45;
  --color-900: #13142A;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  neon-blue: {
    50: '#F0F1FE',
    100: '#D8DAFD',
    200: '#B4B6F8',
    300: '#8185EE',
    400: '#5358DF',
    500: '#3035C4',
    600: '#2D3095',
    700: '#252869',
    800: '#1C1E45',
    900: '#13142A',
  },
}

$base: #4147EE;
$base-ink: #FFFFFF;
$base-50: #F0F1FE;
$base-100: #D8DAFD;
$base-200: #B4B6F8;
$base-300: #8185EE;
$base-400: #5358DF;
$base-500: #3035C4;
$base-600: #2D3095;
$base-700: #252869;
$base-800: #1C1E45;
$base-900: #13142A;
$base-hover: #131ADD;
$base-subtle: #CCCDF4;

{
    "color": {
        "base": {
            "value": "#4147EE",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F1FE",
                "type": "color"
            },
            "100": {
                "value": "#D8DAFD",
                "type": "color"
            },
            "200": {
                "value": "#B4B6F8",
                "type": "color"
            },
            "300": {
                "value": "#8185EE",
                "type": "color"
            },
            "400": {
                "value": "#5358DF",
                "type": "color"
            },
            "500": {
                "value": "#3035C4",
                "type": "color"
            },
            "600": {
                "value": "#2D3095",
                "type": "color"
            },
            "700": {
                "value": "#252869",
                "type": "color"
            },
            "800": {
                "value": "#1C1E45",
                "type": "color"
            },
            "900": {
                "value": "#13142A",
                "type": "color"
            }
        }
    }
}

Palettes built on #4147EE

Color Lab

Pairs with #4147EE

UI roles & guardrails

In real applications

Scales

Every model

Export