What color is #340348?

#340348 is a very dark, vivid purple. In RGB it is rgb(52, 3, 72), and in HSL hsl(283, 92%, 15%).

Is #340348 accessible as text?

On white, #340348 has a contrast ratio of 16.76:1 (passes WCAG AA for body text); on black it is 1.25:1 (fails). For text placed on #340348, use white for the best readability.

What is the closest Tailwind color to #340348?

The nearest Tailwind CSS token is fuchsia-950 (#4B004F).

What colors go well with #340348?

#340348 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #174903. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #340348 below.

Is #340348 good for buttons?

#340348 works well for buttons and highlights, but use white text on #340348 — black text only reaches 1.25:1, below the 4.5:1 needed for normal-size labels.

Is #340348 the same as CSS midnightblue?

No — #340348 is not the CSS named color midnightblue, but midnightblue (#191970) 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.

#340348 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #340348

Not just a swatch — here's how #340348 works with other colors. Named schemes with #340348 in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #340348 Anchor #141210 Accent #D89954 Secondary #2C2630 Surface #F3EDE3

Deep Purple carries the depth in this luxury scheme, offset by a brass accent and near-black and held together by a deep neutral and an off-white surface.

Moody Editorial Color · 5 colors

Color #340348 Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #170015

Deep Purple adds the colour to this moody editorial scheme — charcoal and a mid-grey around it, a bone highlight, and a muted jewel accent drawn from Deep Purple.

Berry & Cream Lead · 5 colors

Lead #340348 Surface #F5E6D7 Anchor #5C213F Accent #E5C2C6 Secondary #332B2F

Deep Purple sits between cream and a deep berry here, softened by a blush accent and grounded by charcoal.

Vintage Leather Lead · 5 colors

Lead #340348 Secondary #7E4630 Surface #ECD8C1 Accent #355249 Anchor #592235

Deep Purple plays the worn-leather lead, deepened by saddle brown and an oxblood anchor, softened by aged cream and cooled by a muted forest green.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #340348 Secondary #4C3E55 Support #9C9088 Ink #18140F

Deep 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 Deep Purple carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #340348 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 46/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 22/100

Low

Firm and assertive — carries weight and contrast.

Depth 76/100

High

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

Naturalness 1/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 36/100

Low

A faint retro warmth without tipping into sepia.

Luxury 79/100

High

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

Brand distinctiveness 46/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 25/100

Low

Weak as an action color — too pale, too dark or too muted to signal.

Surface fit 33/100

Low

Usable as a tinted surface in measured doses.

Print safety 86/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #340348

For UI

For branding

For interior

For fashion

People also use #340348 with

Midnight Blue Deep Purple British Racing Green Gainsboro Eggplant

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 16.8:1. Use

Subtle surface Use #E0B7F0 for cards and hover fills. Tint 80

Avoid beside #490346 — 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 #340348 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: #340348;
  --color-base-rgb: 52 3 72;
  --color-base-oklch: oklch(24.9% 0.118 312.9);
  --color-50: #FAF0FE;
  --color-100: #F3D8FD;
  --color-200: #E6B1FC;
  --color-300: #D17CF3;
  --color-400: #BA4DE5;
  --color-500: #9D29CB;
  --color-600: #7A289A;
  --color-700: #57226D;
  --color-800: #3A1A47;
  --color-900: #24122B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  deep-purple: {
    50: '#FAF0FE',
    100: '#F3D8FD',
    200: '#E6B1FC',
    300: '#D17CF3',
    400: '#BA4DE5',
    500: '#9D29CB',
    600: '#7A289A',
    700: '#57226D',
    800: '#3A1A47',
    900: '#24122B',
  },
}

$base: #340348;
$base-ink: #FFFFFF;
$base-50: #FAF0FE;
$base-100: #F3D8FD;
$base-200: #E6B1FC;
$base-300: #D17CF3;
$base-400: #BA4DE5;
$base-500: #9D29CB;
$base-600: #7A289A;
$base-700: #57226D;
$base-800: #3A1A47;
$base-900: #24122B;
$base-hover: #2B023B;
$base-subtle: #D291EB;

{
    "color": {
        "base": {
            "value": "#340348",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#FAF0FE",
                "type": "color"
            },
            "100": {
                "value": "#F3D8FD",
                "type": "color"
            },
            "200": {
                "value": "#E6B1FC",
                "type": "color"
            },
            "300": {
                "value": "#D17CF3",
                "type": "color"
            },
            "400": {
                "value": "#BA4DE5",
                "type": "color"
            },
            "500": {
                "value": "#9D29CB",
                "type": "color"
            },
            "600": {
                "value": "#7A289A",
                "type": "color"
            },
            "700": {
                "value": "#57226D",
                "type": "color"
            },
            "800": {
                "value": "#3A1A47",
                "type": "color"
            },
            "900": {
                "value": "#24122B",
                "type": "color"
            }
        }
    }
}