What color is #340F4D?

#340F4D is a dark violet. In RGB it is rgb(52, 15, 77), and in HSL hsl(276, 67%, 18%).

Is #340F4D accessible as text?

On white, #340F4D has a contrast ratio of 15.89:1 (passes WCAG AA for body text); on black it is 1.32:1 (fails). For text placed on #340F4D, use white for the best readability.

What is the closest Tailwind color to #340F4D?

The nearest Tailwind CSS token is purple-950 (#3C0366).

What colors go well with #340F4D?

#340F4D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #284D0F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #340F4D below.

Is #340F4D good for buttons?

#340F4D works well for buttons and highlights, but use white text on #340F4D — black text only reaches 1.32:1, below the 4.5:1 needed for normal-size labels.

Is #340F4D the same as CSS midnightblue?

No — #340F4D 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.

#340F4D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #340F4D

Not just a swatch — here's how #340F4D works with other colors. Named schemes with #340F4D in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #340F4D Anchor #141210 Accent #D99955 Secondary #2C2631 Surface #F3ECE3

Russian Violet 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 #340F4D Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #19001B

Russian Violet 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 Russian Violet.

Coastal Morning Lead · 5 colors

Lead #340F4D Accent #A5C4C4 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334B

Russian Violet 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 #340F4D Surface #F5E6D7 Anchor #5C213F Accent #E5C2C7 Secondary #332B2F

Russian Violet 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 #340F4D Secondary #4F445A Support #9C9088 Ink #18140F

Russian Violet 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 Russian Violet carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #340F4D 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 43/100

Neutral

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

Softness 24/100

Low

Firm and assertive — carries weight and contrast.

Depth 74/100

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 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 78/100

High

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

Brand distinctiveness 42/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 29/100

Low

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

Surface fit 35/100

Low

Usable as a tinted surface in measured doses.

Print safety 87/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #340F4D

For UI

For branding

For interior

For fashion

People also use #340F4D with

Midnight Blue Tyrian Purple Castleton Green Gainsboro Onyx

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 15.9:1. Use

Subtle surface Use #D9C1E9 for cards and hover fills. Tint 80

Avoid beside #490F4D — 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 #340F4D 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: #340F4D;
  --color-base-rgb: 52 15 77;
  --color-base-oklch: oklch(26.6% 0.109 307.7);
  --color-50: #F8F2FD;
  --color-100: #EDDCF9;
  --color-200: #DCBBF1;
  --color-300: #C08CE3;
  --color-400: #A462D0;
  --color-500: #863FB5;
  --color-600: #69378B;
  --color-700: #4D2C62;
  --color-800: #342041;
  --color-900: #201628;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F8F2FD',
    100: '#EDDCF9',
    200: '#DCBBF1',
    300: '#C08CE3',
    400: '#A462D0',
    500: '#863FB5',
    600: '#69378B',
    700: '#4D2C62',
    800: '#342041',
    900: '#201628',
  },
}

$base: #340F4D;
$base-ink: #FFFFFF;
$base-50: #F8F2FD;
$base-100: #EDDCF9;
$base-200: #DCBBF1;
$base-300: #C08CE3;
$base-400: #A462D0;
$base-500: #863FB5;
$base-600: #69378B;
$base-700: #4D2C62;
$base-800: #342041;
$base-900: #201628;
$base-hover: #2A0C3D;
$base-subtle: #C7A0E0;

{
    "color": {
        "base": {
            "value": "#340F4D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8F2FD",
                "type": "color"
            },
            "100": {
                "value": "#EDDCF9",
                "type": "color"
            },
            "200": {
                "value": "#DCBBF1",
                "type": "color"
            },
            "300": {
                "value": "#C08CE3",
                "type": "color"
            },
            "400": {
                "value": "#A462D0",
                "type": "color"
            },
            "500": {
                "value": "#863FB5",
                "type": "color"
            },
            "600": {
                "value": "#69378B",
                "type": "color"
            },
            "700": {
                "value": "#4D2C62",
                "type": "color"
            },
            "800": {
                "value": "#342041",
                "type": "color"
            },
            "900": {
                "value": "#201628",
                "type": "color"
            }
        }
    }
}