What color is #424186?

#424186 is a dark blue-violet. In RGB it is rgb(66, 65, 134), and in HSL hsl(241, 35%, 39%).

Is #424186 accessible as text?

On white, #424186 has a contrast ratio of 9.01:1 (passes WCAG AA for body text); on black it is 2.33:1 (fails). For text placed on #424186, use white for the best readability.

What is the closest Tailwind color to #424186?

The nearest Tailwind CSS token is blue-900 (#1C398E).

What colors go well with #424186?

#424186 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #858641. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #424186 below.

Is #424186 good for buttons?

#424186 works well for buttons and highlights, but use white text on #424186 — black text only reaches 2.33:1, below the 4.5:1 needed for normal-size labels.

Is #424186 the same as CSS darkslateblue?

No — #424186 is not the CSS named color darkslateblue, but darkslateblue (#483D8B) is the closest CSS named color.

#424186 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #424186

Not just a swatch — here's how #424186 works with other colors. Named schemes with #424186 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #424186 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 #424186 Secondary #7F4534 Surface #EDD7C2 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 #424186 Anchor #3B2923 Surface #F3E1D2 Accent #759F7B 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 #424186 Surface #F5E5D8 Anchor #5B2142 Accent #E5C2C9 Secondary #322B2F

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 #424186 Secondary #6E708A 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 #424186 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 35/100

Low

Middle-weight — neither delicate nor heavy.

Depth 59/100

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 47/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 65/100

High

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

Brand distinctiveness 30/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 77/100

High

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

Surface fit 24/100

Low

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

Print safety 83/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #424186

For UI

For branding

For interior

For fashion

People also use #424186 with

Steel Blue Ultra Violet Olive 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 9.0:1. Use

Subtle surface Use #D8D8E8 for cards and hover fills. Tint 80

Avoid beside #594186 — 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 #424186 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: #424186;
  --color-base-rgb: 66 65 134;
  --color-base-oklch: oklch(41.3% 0.112 281.0);
  --color-50: #F5F4FA;
  --color-100: #E3E3F2;
  --color-200: #C8C8E4;
  --color-300: #A2A1CE;
  --color-400: #7D7CB6;
  --color-500: #5D5C99;
  --color-600: #4C4B77;
  --color-700: #3A3956;
  --color-800: #282839;
  --color-900: #1A1A23;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  dark-slate-blue: {
    50: '#F5F4FA',
    100: '#E3E3F2',
    200: '#C8C8E4',
    300: '#A2A1CE',
    400: '#7D7CB6',
    500: '#5D5C99',
    600: '#4C4B77',
    700: '#3A3956',
    800: '#282839',
    900: '#1A1A23',
  },
}

$base: #424186;
$base-ink: #FFFFFF;
$base-50: #F5F4FA;
$base-100: #E3E3F2;
$base-200: #C8C8E4;
$base-300: #A2A1CE;
$base-400: #7D7CB6;
$base-500: #5D5C99;
$base-600: #4C4B77;
$base-700: #3A3956;
$base-800: #282839;
$base-900: #1A1A23;
$base-hover: #35346B;
$base-subtle: #C4C4DD;

{
    "color": {
        "base": {
            "value": "#424186",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F4FA",
                "type": "color"
            },
            "100": {
                "value": "#E3E3F2",
                "type": "color"
            },
            "200": {
                "value": "#C8C8E4",
                "type": "color"
            },
            "300": {
                "value": "#A2A1CE",
                "type": "color"
            },
            "400": {
                "value": "#7D7CB6",
                "type": "color"
            },
            "500": {
                "value": "#5D5C99",
                "type": "color"
            },
            "600": {
                "value": "#4C4B77",
                "type": "color"
            },
            "700": {
                "value": "#3A3956",
                "type": "color"
            },
            "800": {
                "value": "#282839",
                "type": "color"
            },
            "900": {
                "value": "#1A1A23",
                "type": "color"
            }
        }
    }
}