What color is #4E419B?

#4E419B is a medium indigo. In RGB it is rgb(78, 65, 155), and in HSL hsl(249, 41%, 43%).

Is #4E419B accessible as text?

On white, #4E419B has a contrast ratio of 8.22:1 (passes WCAG AA for body text); on black it is 2.55:1 (fails). For text placed on #4E419B, use white for the best readability.

What is the closest Tailwind color to #4E419B?

The nearest Tailwind CSS token is indigo-800 (#372AAC).

What colors go well with #4E419B?

#4E419B pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #8D9B41. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #4E419B below.

Is #4E419B good for buttons?

#4E419B works well for buttons and highlights, but use white text on #4E419B — black text only reaches 2.55:1, below the 4.5:1 needed for normal-size labels.

Is #4E419B the same as CSS darkslateblue?

No — #4E419B is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#4E419B Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #4E419B

Not just a swatch — here's how #4E419B works with other colors. Named schemes with #4E419B in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #4E419B Accent #A5C4C3 Surface #EAD5BF Secondary #9AA0A1 Anchor #22334A

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 #4E419B Secondary #7E4533 Surface #EDD8C2 Accent #365247 Anchor #582238

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 #4E419B Anchor #3B2923 Surface #F3E1D2 Accent #759F7C 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.

Berry & Cream Lead · 5 colors

Lead #4E419B Surface #F5E5D7 Anchor #5B2142 Accent #E5C2C8 Secondary #332B2F

Dark Slate 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 #4E419B Secondary #777697 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.

Build a working theme in the generator →

Color Lab

How #4E419B 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 26/100

Cool

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

Softness 34/100

Low

Middle-weight — neither delicate nor heavy.

Depth 58/100

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 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 61/100

High

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

Brand distinctiveness 38/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 87/100

Very high

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

Surface fit 14/100

Very low

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

Print safety 80/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #4E419B

For UI

For branding

For interior

For fashion

People also use #4E419B with

Steel Blue Royal Purple Moss Green Gainsboro Prussian Blue

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 8.2:1. Use

Subtle surface Use #DCD9EB for cards and hover fills. Tint 80

Avoid beside #6C419B — 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 #4E419B at work across the surfaces designers actually ship.

Website / UI

Northwind Sign up

Build faster.

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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: #4E419B;
  --color-base-rgb: 78 65 155;
  --color-base-oklch: oklch(43.9% 0.141 285.6);
  --color-50: #F5F4FB;
  --color-100: #E4E2F3;
  --color-200: #CBC6E7;
  --color-300: #A59DD2;
  --color-400: #8177BB;
  --color-500: #61569E;
  --color-600: #4F477A;
  --color-700: #3C3758;
  --color-800: #2A273A;
  --color-900: #1B1924;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-blue: {
    50: '#F5F4FB',
    100: '#E4E2F3',
    200: '#CBC6E7',
    300: '#A59DD2',
    400: '#8177BB',
    500: '#61569E',
    600: '#4F477A',
    700: '#3C3758',
    800: '#2A273A',
    900: '#1B1924',
  },
}

$base: #4E419B;
$base-ink: #FFFFFF;
$base-50: #F5F4FB;
$base-100: #E4E2F3;
$base-200: #CBC6E7;
$base-300: #A59DD2;
$base-400: #8177BB;
$base-500: #61569E;
$base-600: #4F477A;
$base-700: #3C3758;
$base-800: #2A273A;
$base-900: #1B1924;
$base-hover: #3F347C;
$base-subtle: #CAC6E1;

{
    "color": {
        "base": {
            "value": "#4E419B",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F4FB",
                "type": "color"
            },
            "100": {
                "value": "#E4E2F3",
                "type": "color"
            },
            "200": {
                "value": "#CBC6E7",
                "type": "color"
            },
            "300": {
                "value": "#A59DD2",
                "type": "color"
            },
            "400": {
                "value": "#8177BB",
                "type": "color"
            },
            "500": {
                "value": "#61569E",
                "type": "color"
            },
            "600": {
                "value": "#4F477A",
                "type": "color"
            },
            "700": {
                "value": "#3C3758",
                "type": "color"
            },
            "800": {
                "value": "#2A273A",
                "type": "color"
            },
            "900": {
                "value": "#1B1924",
                "type": "color"
            }
        }
    }
}