What color is #331E45?

#331E45 is a dark violet. In RGB it is rgb(51, 30, 69), and in HSL hsl(272, 39%, 19%).

Is #331E45 accessible as text?

On white, #331E45 has a contrast ratio of 14.87:1 (passes WCAG AA for body text); on black it is 1.41:1 (fails). For text placed on #331E45, use white for the best readability.

What is the closest Tailwind color to #331E45?

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

What colors go well with #331E45?

#331E45 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #2F431E. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #331E45 below.

Is #331E45 good for buttons?

#331E45 works well for buttons and highlights, but use white text on #331E45 — black text only reaches 1.41:1, below the 4.5:1 needed for normal-size labels.

Is #331E45 the same as CSS midnightblue?

No — #331E45 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.

#331E45 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #331E45

Not just a swatch — here's how #331E45 works with other colors. Named schemes with #331E45 in its natural role, and a note on why the supporting colors balance it.

Vintage Leather Lead · 5 colors

Lead #331E45 Secondary #7E4631 Surface #EDD8C1 Accent #355249 Anchor #592236

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 #331E45 Surface #F2E8DC 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 #331E45 Anchor #141210 Accent #D99955 Secondary #2B2631 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.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #331E45 Secondary #514A59 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 #331E45 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 #331E45 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 45/100

Neutral

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

Softness 27/100

Low

Firm and assertive — carries weight and contrast.

Depth 70/100

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 73/100

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 29/100

Low

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

Surface fit 44/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 91/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #331E45

For UI

For branding

For interior

For fashion

People also use #331E45 with

Yale Blue 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 14.9:1. Use

Subtle surface Use #D6CAE1 for cards and hover fills. Tint 80

Avoid beside #3E1E43 — 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 #331E45 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: #331E45;
  --color-base-rgb: 51 30 69;
  --color-base-oklch: oklch(28.2% 0.073 307.2);
  --color-50: #F8F4FB;
  --color-100: #EBE2F3;
  --color-200: #D7C6E6;
  --color-300: #B99ED1;
  --color-400: #9B79B9;
  --color-500: #7D589D;
  --color-600: #634979;
  --color-700: #483857;
  --color-800: #31273A;
  --color-900: #1F1924;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F8F4FB',
    100: '#EBE2F3',
    200: '#D7C6E6',
    300: '#B99ED1',
    400: '#9B79B9',
    500: '#7D589D',
    600: '#634979',
    700: '#483857',
    800: '#31273A',
    900: '#1F1924',
  },
}

$base: #331E45;
$base-ink: #FFFFFF;
$base-50: #F8F4FB;
$base-100: #EBE2F3;
$base-200: #D7C6E6;
$base-300: #B99ED1;
$base-400: #9B79B9;
$base-500: #7D589D;
$base-600: #634979;
$base-700: #483857;
$base-800: #31273A;
$base-900: #1F1924;
$base-hover: #281836;
$base-subtle: #C2AFD3;

{
    "color": {
        "base": {
            "value": "#331E45",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F8F4FB",
                "type": "color"
            },
            "100": {
                "value": "#EBE2F3",
                "type": "color"
            },
            "200": {
                "value": "#D7C6E6",
                "type": "color"
            },
            "300": {
                "value": "#B99ED1",
                "type": "color"
            },
            "400": {
                "value": "#9B79B9",
                "type": "color"
            },
            "500": {
                "value": "#7D589D",
                "type": "color"
            },
            "600": {
                "value": "#634979",
                "type": "color"
            },
            "700": {
                "value": "#483857",
                "type": "color"
            },
            "800": {
                "value": "#31273A",
                "type": "color"
            },
            "900": {
                "value": "#1F1924",
                "type": "color"
            }
        }
    }
}