What color is #321B40?

#321B40 is a dark violet. In RGB it is rgb(50, 27, 64), and in HSL hsl(277, 41%, 18%).

Is #321B40 accessible as text?

On white, #321B40 has a contrast ratio of 15.37:1 (passes WCAG AA for body text); on black it is 1.37:1 (fails). For text placed on #321B40, use white for the best readability.

What is the closest Tailwind color to #321B40?

The nearest Tailwind CSS token is indigo-950 (#1E1A4D).

What colors go well with #321B40?

#321B40 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2A411B. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #321B40 below.

Is #321B40 good for buttons?

#321B40 works well for buttons and highlights, but use white text on #321B40 — black text only reaches 1.37:1, below the 4.5:1 needed for normal-size labels.

Is #321B40 the same as CSS midnightblue?

No — #321B40 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.

#321B40 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #321B40

Not just a swatch — here's how #321B40 works with other colors. Named schemes with #321B40 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #321B40 Secondary #7E4630 Surface #EDD8C1 Accent #355249 Anchor #592235

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

Japanese Sand Base · 5 colors

Base #321B40 Surface #F1E8DC Highlight #F8F0E7 Secondary #BDADA1 Ink #2C2723

Russian Violet sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Luxury Packaging Feature · 5 colors

Feature #321B40 Anchor #141210 Accent #D99954 Secondary #2C2630 Surface #F3EDE3

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.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #321B40 Secondary #4F4755 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.

Berry & Cream Lead · 5 colors

Lead #321B40 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.

Build a working theme in the generator →

Color Lab

How #321B40 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 47/100

Neutral

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

Softness 26/100

Low

Firm and assertive — carries weight and contrast.

Depth 71/100

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 41/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 74/100

High

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

Brand distinctiveness 28/100

Low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 26/100

Low

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

Surface fit 46/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 92/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #321B40

For UI

For branding

For interior

For fashion

People also use #321B40 with

Russian Violet British Racing 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 15.4:1. Use

Subtle surface Use #D8C9E2 for cards and hover fills. Tint 80

Avoid beside #3F1B41 — 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 #321B40 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: #321B40;
  --color-base-rgb: 50 27 64;
  --color-base-oklch: oklch(27.2% 0.071 311.2);
  --color-50: #F8F4FB;
  --color-100: #EDE2F3;
  --color-200: #DAC6E7;
  --color-300: #BE9DD2;
  --color-400: #A177BB;
  --color-500: #83569E;
  --color-600: #67477A;
  --color-700: #4B3758;
  --color-800: #33273A;
  --color-900: #201924;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F8F4FB',
    100: '#EDE2F3',
    200: '#DAC6E7',
    300: '#BE9DD2',
    400: '#A177BB',
    500: '#83569E',
    600: '#67477A',
    700: '#4B3758',
    800: '#33273A',
    900: '#201924',
  },
}

$base: #321B40;
$base-ink: #FFFFFF;
$base-50: #F8F4FB;
$base-100: #EDE2F3;
$base-200: #DAC6E7;
$base-300: #BE9DD2;
$base-400: #A177BB;
$base-500: #83569E;
$base-600: #67477A;
$base-700: #4B3758;
$base-800: #33273A;
$base-900: #201924;
$base-hover: #281634;
$base-subtle: #C5ADD4;

{
    "color": {
        "base": {
            "value": "#321B40",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8F4FB",
                "type": "color"
            },
            "100": {
                "value": "#EDE2F3",
                "type": "color"
            },
            "200": {
                "value": "#DAC6E7",
                "type": "color"
            },
            "300": {
                "value": "#BE9DD2",
                "type": "color"
            },
            "400": {
                "value": "#A177BB",
                "type": "color"
            },
            "500": {
                "value": "#83569E",
                "type": "color"
            },
            "600": {
                "value": "#67477A",
                "type": "color"
            },
            "700": {
                "value": "#4B3758",
                "type": "color"
            },
            "800": {
                "value": "#33273A",
                "type": "color"
            },
            "900": {
                "value": "#201924",
                "type": "color"
            }
        }
    }
}