What color is #40294D?

#40294D is a dark, muted violet. In RGB it is rgb(64, 41, 77), and in HSL hsl(278, 31%, 23%).

Is #40294D accessible as text?

On white, #40294D has a contrast ratio of 12.79:1 (passes WCAG AA for body text); on black it is 1.64:1 (fails). For text placed on #40294D, use white for the best readability.

What is the closest Tailwind color to #40294D?

The nearest Tailwind CSS token is mauve-700 (#463947).

What colors go well with #40294D?

#40294D pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #364D28. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #40294D below.

Is #40294D good for buttons?

#40294D works well for buttons and highlights, but use white text on #40294D — black text only reaches 1.64:1, below the 4.5:1 needed for normal-size labels.

Is #40294D the same as CSS midnightblue?

No — #40294D 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.

#40294D Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #40294D

Not just a swatch — here's how #40294D works with other colors. Named schemes with #40294D in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #40294D Secondary #7E4630 Surface #ECD8C1 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 #40294D 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 #40294D 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 #40294D Secondary #5E5663 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 #40294D Surface #F5E6D7 Anchor #5C213F Accent #E5C2C6 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 #40294D 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 31/100

Low

Firm and assertive — carries weight and contrast.

Depth 66/100

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 46/100

Moderate

A faint retro warmth without tipping into sepia.

Luxury 69/100

High

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

Brand distinctiveness 26/100

Low

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

UI accent fit 39/100

Low

Workable accent with care around contrast.

Surface fit 43/100

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 #40294D

For UI

For branding

For interior

For fashion

People also use #40294D with

Yale Blue Onyx Army Green Gainsboro

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 12.8:1. Use

Subtle surface Use #DACFE0 for cards and hover fills. Tint 80

Avoid beside #4C284D — 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 #40294D 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: #40294D;
  --color-base-rgb: 64 41 77;
  --color-base-oklch: oklch(32.5% 0.068 312.5);
  --color-50: #F8F5FA;
  --color-100: #ECE4F1;
  --color-200: #DACAE3;
  --color-300: #BDA4CC;
  --color-400: #A07FB3;
  --color-500: #825F96;
  --color-600: #664E74;
  --color-700: #4B3B54;
  --color-800: #322938;
  --color-900: #201A23;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F8F5FA',
    100: '#ECE4F1',
    200: '#DACAE3',
    300: '#BDA4CC',
    400: '#A07FB3',
    500: '#825F96',
    600: '#664E74',
    700: '#4B3B54',
    800: '#322938',
    900: '#201A23',
  },
}

$base: #40294D;
$base-ink: #FFFFFF;
$base-50: #F8F5FA;
$base-100: #ECE4F1;
$base-200: #DACAE3;
$base-300: #BDA4CC;
$base-400: #A07FB3;
$base-500: #825F96;
$base-600: #664E74;
$base-700: #4B3B54;
$base-800: #322938;
$base-900: #201A23;
$base-hover: #33203D;
$base-subtle: #C8B6D2;

{
    "color": {
        "base": {
            "value": "#40294D",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8F5FA",
                "type": "color"
            },
            "100": {
                "value": "#ECE4F1",
                "type": "color"
            },
            "200": {
                "value": "#DACAE3",
                "type": "color"
            },
            "300": {
                "value": "#BDA4CC",
                "type": "color"
            },
            "400": {
                "value": "#A07FB3",
                "type": "color"
            },
            "500": {
                "value": "#825F96",
                "type": "color"
            },
            "600": {
                "value": "#664E74",
                "type": "color"
            },
            "700": {
                "value": "#4B3B54",
                "type": "color"
            },
            "800": {
                "value": "#322938",
                "type": "color"
            },
            "900": {
                "value": "#201A23",
                "type": "color"
            }
        }
    }
}