What color is #4E2791?

#4E2791 is a dark violet. In RGB it is rgb(78, 39, 145), and in HSL hsl(262, 58%, 36%).

Is #4E2791 accessible as text?

On white, #4E2791 has a contrast ratio of 10.38:1 (passes WCAG AA for body text); on black it is 2.02:1 (fails). For text placed on #4E2791, use white for the best readability.

What is the closest Tailwind color to #4E2791?

The nearest Tailwind CSS token is violet-900 (#4D179A).

What colors go well with #4E2791?

#4E2791 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #6A9127. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #4E2791 below.

Is #4E2791 good for buttons?

#4E2791 works well for buttons and highlights, but use white text on #4E2791 — black text only reaches 2.02:1, below the 4.5:1 needed for normal-size labels.

Is #4E2791 the same as CSS darkslateblue?

No — #4E2791 is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#4E2791 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #4E2791

Not just a swatch — here's how #4E2791 works with other colors. Named schemes with #4E2791 in its natural role, and a note on why the supporting colors balance it.

Berry & Cream Lead · 5 colors

Lead #4E2791 Surface #F5E5D7 Anchor #5C2141 Accent #E5C2C8 Secondary #332B2F

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

Coastal Morning Lead · 5 colors

Lead #4E2791 Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334A

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

Vintage Leather Lead · 5 colors

Lead #4E2791 Secondary #7E4632 Surface #EDD8C2 Accent #355248 Anchor #582237

Dark Slate 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.

Modern Café Dominant · 5 colors

Dominant #4E2791 Anchor #3B2923 Surface #F3E1D1 Accent #749F7D Secondary #3C3734

Dark Slate Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #4E2791 Secondary #6D668A Support #9D9088 Ink #18140F

Dark Slate 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 Dark Slate Blue carrying the quiet middle.

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Color Lab

How #4E2791 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 29/100

Cool

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

Softness 29/100

Low

Firm and assertive — carries weight and contrast.

Depth 64/100

High

Deep and grounding — anchors a layout, strong dark-mode base.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 32/100

Low

A faint retro warmth without tipping into sepia.

Luxury 63/100

High

Restrained and premium — deep, quiet, high-end packaging and fashion.

Brand distinctiveness 44/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 70/100

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 79/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #4E2791

For UI

For branding

For interior

For fashion

People also use #4E2791 with

Cerulean Dark Magenta Olive Drab Gainsboro Russian Violet

UI roles & guardrails

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

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 10.4:1. Use

Subtle surface Use #DBD1EC for cards and hover fills. Tint 80

Avoid beside #712791 — 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 #4E2791 at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

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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: #4E2791;
  --color-base-rgb: 78 39 145;
  --color-base-oklch: oklch(39.0% 0.163 294.4);
  --color-50: #F6F2FC;
  --color-100: #E7DEF7;
  --color-200: #D0BFEE;
  --color-300: #AE92DD;
  --color-400: #8C69C9;
  --color-500: #6D47AD;
  --color-600: #573D85;
  --color-700: #41305F;
  --color-800: #2D233E;
  --color-900: #1D1726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-blue: {
    50: '#F6F2FC',
    100: '#E7DEF7',
    200: '#D0BFEE',
    300: '#AE92DD',
    400: '#8C69C9',
    500: '#6D47AD',
    600: '#573D85',
    700: '#41305F',
    800: '#2D233E',
    900: '#1D1726',
  },
}

$base: #4E2791;
$base-ink: #FFFFFF;
$base-50: #F6F2FC;
$base-100: #E7DEF7;
$base-200: #D0BFEE;
$base-300: #AE92DD;
$base-400: #8C69C9;
$base-500: #6D47AD;
$base-600: #573D85;
$base-700: #41305F;
$base-800: #2D233E;
$base-900: #1D1726;
$base-hover: #3E1F74;
$base-subtle: #C8B8E4;

{
    "color": {
        "base": {
            "value": "#4E2791",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F2FC",
                "type": "color"
            },
            "100": {
                "value": "#E7DEF7",
                "type": "color"
            },
            "200": {
                "value": "#D0BFEE",
                "type": "color"
            },
            "300": {
                "value": "#AE92DD",
                "type": "color"
            },
            "400": {
                "value": "#8C69C9",
                "type": "color"
            },
            "500": {
                "value": "#6D47AD",
                "type": "color"
            },
            "600": {
                "value": "#573D85",
                "type": "color"
            },
            "700": {
                "value": "#41305F",
                "type": "color"
            },
            "800": {
                "value": "#2D233E",
                "type": "color"
            },
            "900": {
                "value": "#1D1726",
                "type": "color"
            }
        }
    }
}

Palettes built on #4E2791

Color Lab

Pairs with #4E2791

UI roles & guardrails

In real applications

Scales

Every model

Export