What color is #331C5E?

#331C5E is a dark violet. In RGB it is rgb(51, 28, 94), and in HSL hsl(261, 54%, 24%).

Is #331C5E accessible as text?

On white, #331C5E has a contrast ratio of 14.30:1 (passes WCAG AA for body text); on black it is 1.47:1 (fails). For text placed on #331C5E, use white for the best readability.

What is the closest Tailwind color to #331C5E?

The nearest Tailwind CSS token is violet-950 (#2F0D68).

What colors go well with #331C5E?

#331C5E pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #475E1C. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #331C5E below.

Is #331C5E good for buttons?

#331C5E works well for buttons and highlights, but use white text on #331C5E — black text only reaches 1.47:1, below the 4.5:1 needed for normal-size labels.

Is #331C5E the same as CSS midnightblue?

No — #331C5E 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.

#331C5E Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #331C5E

Not just a swatch — here's how #331C5E works with other colors. Named schemes with #331C5E in its natural role, and a note on why the supporting colors balance it.

Luxury Packaging Feature · 5 colors

Feature #331C5E Anchor #141210 Accent #DA9856 Secondary #292732 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 #331C5E Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DA Accent #1D0329

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 #331C5E Accent #A5C4C3 Surface #E9D6BF Secondary #9AA0A1 Anchor #23334A

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 #331C5E Surface #F5E5D7 Anchor #5C2141 Accent #E5C2C8 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 #331C5E Secondary #534E66 Support #9D9088 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 #331C5E 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 36/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 26/100

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 39/100

Low

A faint retro warmth without tipping into sepia.

Luxury 75/100

High

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

Brand distinctiveness 43/100

Moderate

Recognisable but shares space with nearby hues.

UI accent fit 38/100

Low

Workable accent with care around contrast.

Surface fit 32/100

Low

Usable as a tinted surface in measured doses.

Print safety 85/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #331C5E

For UI

For branding

For interior

For fashion

People also use #331C5E with

Yale Blue Byzantium Army Green Gainsboro Russian Violet

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 14.3:1. Use

Subtle surface Use #D4C9E7 for cards and hover fills. Tint 80

Avoid beside #491C5E — 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 #331C5E 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: #331C5E;
  --color-base-rgb: 51 28 94;
  --color-base-oklch: oklch(29.8% 0.112 294.7);
  --color-50: #F6F3FC;
  --color-100: #E7DFF6;
  --color-200: #D0C0EC;
  --color-300: #AD95DA;
  --color-400: #8C6CC6;
  --color-500: #6C4BAA;
  --color-600: #573F83;
  --color-700: #41325D;
  --color-800: #2D233D;
  --color-900: #1C1726;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F6F3FC',
    100: '#E7DFF6',
    200: '#D0C0EC',
    300: '#AD95DA',
    400: '#8C6CC6',
    500: '#6C4BAA',
    600: '#573F83',
    700: '#41325D',
    800: '#2D233D',
    900: '#1C1726',
  },
}

$base: #331C5E;
$base-ink: #FFFFFF;
$base-50: #F6F3FC;
$base-100: #E7DFF6;
$base-200: #D0C0EC;
$base-300: #AD95DA;
$base-400: #8C6CC6;
$base-500: #6C4BAA;
$base-600: #573F83;
$base-700: #41325D;
$base-800: #2D233D;
$base-900: #1C1726;
$base-hover: #29174B;
$base-subtle: #BEADDD;

{
    "color": {
        "base": {
            "value": "#331C5E",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6F3FC",
                "type": "color"
            },
            "100": {
                "value": "#E7DFF6",
                "type": "color"
            },
            "200": {
                "value": "#D0C0EC",
                "type": "color"
            },
            "300": {
                "value": "#AD95DA",
                "type": "color"
            },
            "400": {
                "value": "#8C6CC6",
                "type": "color"
            },
            "500": {
                "value": "#6C4BAA",
                "type": "color"
            },
            "600": {
                "value": "#573F83",
                "type": "color"
            },
            "700": {
                "value": "#41325D",
                "type": "color"
            },
            "800": {
                "value": "#2D233D",
                "type": "color"
            },
            "900": {
                "value": "#1C1726",
                "type": "color"
            }
        }
    }
}