What color is #331F49?

#331F49 is a dark violet. In RGB it is rgb(51, 31, 73), and in HSL hsl(269, 40%, 20%).

Is #331F49 accessible as text?

On white, #331F49 has a contrast ratio of 14.65:1 (passes WCAG AA for body text); on black it is 1.43:1 (fails). For text placed on #331F49, use white for the best readability.

What is the closest Tailwind color to #331F49?

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

What colors go well with #331F49?

#331F49 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #34471F. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #331F49 below.

Is #331F49 good for buttons?

#331F49 works well for buttons and highlights, but use white text on #331F49 — black text only reaches 1.43:1, below the 4.5:1 needed for normal-size labels.

Is #331F49 the same as CSS midnightblue?

No — #331F49 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.

#331F49 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #331F49

Not just a swatch — here's how #331F49 works with other colors. Named schemes with #331F49 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #331F49 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.

Nordic Calm Accent · 5 colors

Accent #331F49 Secondary #AFB4B8 Surface #F1F2F0 Support #7F92A7 Anchor #2E3236

Russian Violet keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Vintage Leather Lead · 5 colors

Lead #331F49 Secondary #7E4631 Surface #EDD8C1 Accent #355248 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.

Luxury Packaging Feature · 5 colors

Feature #331F49 Anchor #141210 Accent #D99855 Secondary #2B2731 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 #331F49 Secondary #524B5B 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 #331F49 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 44/100

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 42/100

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 30/100

Low

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

UI accent fit 30/100

Low

Workable accent with care around contrast.

Surface fit 43/100

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 #331F49

For UI

For branding

For interior

For fashion

People also use #331F49 with

Yale Blue Russian Violet Brunswick 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 14.7:1. Use

Subtle surface Use #D6CAE2 for cards and hover fills. Tint 80

Avoid beside #401F47 — 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 #331F49 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: #331F49;
  --color-base-rgb: 51 31 73;
  --color-base-oklch: oklch(28.7% 0.077 304.0);
  --color-50: #F7F4FB;
  --color-100: #EAE2F3;
  --color-200: #D6C6E6;
  --color-300: #B79ED1;
  --color-400: #9878BA;
  --color-500: #79579E;
  --color-600: #60487A;
  --color-700: #473758;
  --color-800: #30273A;
  --color-900: #1E1924;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  russian-violet: {
    50: '#F7F4FB',
    100: '#EAE2F3',
    200: '#D6C6E6',
    300: '#B79ED1',
    400: '#9878BA',
    500: '#79579E',
    600: '#60487A',
    700: '#473758',
    800: '#30273A',
    900: '#1E1924',
  },
}

$base: #331F49;
$base-ink: #FFFFFF;
$base-50: #F7F4FB;
$base-100: #EAE2F3;
$base-200: #D6C6E6;
$base-300: #B79ED1;
$base-400: #9878BA;
$base-500: #79579E;
$base-600: #60487A;
$base-700: #473758;
$base-800: #30273A;
$base-900: #1E1924;
$base-hover: #281839;
$base-subtle: #C1AFD4;

{
    "color": {
        "base": {
            "value": "#331F49",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F7F4FB",
                "type": "color"
            },
            "100": {
                "value": "#EAE2F3",
                "type": "color"
            },
            "200": {
                "value": "#D6C6E6",
                "type": "color"
            },
            "300": {
                "value": "#B79ED1",
                "type": "color"
            },
            "400": {
                "value": "#9878BA",
                "type": "color"
            },
            "500": {
                "value": "#79579E",
                "type": "color"
            },
            "600": {
                "value": "#60487A",
                "type": "color"
            },
            "700": {
                "value": "#473758",
                "type": "color"
            },
            "800": {
                "value": "#30273A",
                "type": "color"
            },
            "900": {
                "value": "#1E1924",
                "type": "color"
            }
        }
    }
}