What color is #030334?

#030334 is a very dark, vivid blue. In RGB it is rgb(3, 3, 52), and in HSL hsl(240, 89%, 11%).

Is #030334 accessible as text?

On white, #030334 has a contrast ratio of 19.69:1 (passes WCAG AA for body text); on black it is 1.07:1 (fails). For text placed on #030334, use white for the best readability.

What is the closest Tailwind color to #030334?

The nearest Tailwind CSS token is mauve-950 (#0C090C).

What colors go well with #030334?

#030334 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #353503. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #030334 below.

Is #030334 good for buttons?

#030334 works well for buttons and highlights, but use white text on #030334 — black text only reaches 1.07:1, below the 4.5:1 needed for normal-size labels.

Is #030334 the same as CSS midnightblue?

No — #030334 is not the CSS named color midnightblue, but midnightblue (#191970) is the closest CSS named color.

#030334 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #030334

Not just a swatch — here's how #030334 works with other colors. Named schemes with #030334 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #030334 Accent #A5C4C2 Surface #EAD5C0 Secondary #9AA0A1 Anchor #21344A

Jet Black opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Luxury Packaging Feature · 5 colors

Feature #030334 Anchor #141210 Accent #DC9659 Secondary #252933 Surface #F4ECE3

Jet Black 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 #030334 Anchor #2A2A2E Secondary #6E6E74 Surface #EEE5DB Accent #010009

Jet Black 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 Jet Black.

Vintage Leather Lead · 5 colors

Lead #030334 Secondary #7F4535 Surface #EED7C2 Accent #365246 Anchor #582239

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

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #030334 Secondary #272D3E Support #9D8F88 Ink #18140F

Jet Black 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 Jet Black carrying the quiet middle.

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Color Lab

How #030334 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 28/100

Cool

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

Softness 15/100

Very low

Firm and assertive — carries weight and contrast.

Depth 83/100

Very 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 26/100

Low

A faint retro warmth without tipping into sepia.

Luxury 85/100

Very high

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

Brand distinctiveness 36/100

Low

Recognisable but shares space with nearby hues.

UI accent fit 8/100

Very 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 84/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #030334

For UI

For branding

For interior

For fashion

People also use #030334 with

Prussian Blue Deep Purple Bistre 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 19.7:1. Use

Subtle surface Use #B5B5EF for cards and hover fills. Tint 80

Avoid beside #140335 — 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 #030334 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: #030334;
  --color-base-rgb: 3 3 52;
  --color-base-oklch: oklch(15.9% 0.094 268.9);
  --color-50: #F0F0FE;
  --color-100: #D8D8FD;
  --color-200: #B2B2FA;
  --color-300: #7E7EF1;
  --color-400: #4F4FE3;
  --color-500: #2C2CC9;
  --color-600: #2A2A98;
  --color-700: #23236B;
  --color-800: #1B1B46;
  --color-900: #13132B;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F0F0FE',
    100: '#D8D8FD',
    200: '#B2B2FA',
    300: '#7E7EF1',
    400: '#4F4FE3',
    500: '#2C2CC9',
    600: '#2A2A98',
    700: '#23236B',
    800: '#1B1B46',
    900: '#13132B',
  },
}

$base: #030334;
$base-ink: #FFFFFF;
$base-50: #F0F0FE;
$base-100: #D8D8FD;
$base-200: #B2B2FA;
$base-300: #7E7EF1;
$base-400: #4F4FE3;
$base-500: #2C2CC9;
$base-600: #2A2A98;
$base-700: #23236B;
$base-800: #1B1B46;
$base-900: #13132B;
$base-hover: #02022A;
$base-subtle: #8D8DE9;

{
    "color": {
        "base": {
            "value": "#030334",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F0FE",
                "type": "color"
            },
            "100": {
                "value": "#D8D8FD",
                "type": "color"
            },
            "200": {
                "value": "#B2B2FA",
                "type": "color"
            },
            "300": {
                "value": "#7E7EF1",
                "type": "color"
            },
            "400": {
                "value": "#4F4FE3",
                "type": "color"
            },
            "500": {
                "value": "#2C2CC9",
                "type": "color"
            },
            "600": {
                "value": "#2A2A98",
                "type": "color"
            },
            "700": {
                "value": "#23236B",
                "type": "color"
            },
            "800": {
                "value": "#1B1B46",
                "type": "color"
            },
            "900": {
                "value": "#13132B",
                "type": "color"
            }
        }
    }
}

Palettes built on #030334

Color Lab

Pairs with #030334

UI roles & guardrails

In real applications

Scales

Every model

Export