What color is #000320?

#000320 is a very dark, vivid blue. In RGB it is rgb(0, 3, 32), and in HSL hsl(234, 100%, 6%).

Is #000320 accessible as text?

On white, #000320 has a contrast ratio of 20.31:1 (passes WCAG AA for body text); on black it is 1.03:1 (fails). For text placed on #000320, use white for the best readability.

What is the closest Tailwind color to #000320?

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

What colors go well with #000320?

#000320 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #1F1C00. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #000320 below.

Is #000320 good for buttons?

#000320 works well for buttons and highlights, but use white text on #000320 — black text only reaches 1.03:1, below the 4.5:1 needed for normal-size labels.

Is #000320 the same as CSS black?

No — #000320 is not the CSS named color black, but black (#000000) is the closest CSS named color.

#000320 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #000320

Not just a swatch — here's how #000320 works with other colors. Named schemes with #000320 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #000320 Accent #A5C4C1 Surface #DDDBBF 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.

Nordic Calm Accent · 5 colors

Accent #000320 Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A7 Anchor #2E3236

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

Tech Product Signal · 5 colors

Signal #000320 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #111F3D

Jet Black is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Jet Black.

Vintage Leather Lead · 5 colors

Lead #000320 Secondary #7F4536 Surface #EED7C2 Accent #375246 Anchor #57223A

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 #000320 Secondary #1F2531 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.

Build a working theme in the generator →

Color Lab

How #000320 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 33/100

Cool

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

Softness 13/100

Very low

Firm and assertive — carries weight and contrast.

Depth 85/100

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 20/100

Low

Clean and current — no dusty, aged cast.

Luxury 85/100

Very 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 5/100

Very low

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

Surface fit 57/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 88/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #000320

For UI

For branding

For interior

For fashion

People also use #000320 with

Prussian Blue Jet Black Graphite 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 20.3:1. Use

Subtle surface Use #ADB3F2 for cards and hover fills. Tint 80

Avoid beside #07001F — 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 #000320 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: #000320;
  --color-base-rgb: 0 3 32;
  --color-base-oklch: oklch(12.4% 0.067 263.5);
  --color-50: #F0F2FE;
  --color-100: #D8DCFD;
  --color-200: #B1B8FC;
  --color-300: #7784F8;
  --color-400: #4657EC;
  --color-500: #2234D2;
  --color-600: #232F9F;
  --color-700: #1F2770;
  --color-800: #181D48;
  --color-900: #11142C;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F0F2FE',
    100: '#D8DCFD',
    200: '#B1B8FC',
    300: '#7784F8',
    400: '#4657EC',
    500: '#2234D2',
    600: '#232F9F',
    700: '#1F2770',
    800: '#181D48',
    900: '#11142C',
  },
}

$base: #000320;
$base-ink: #FFFFFF;
$base-50: #F0F2FE;
$base-100: #D8DCFD;
$base-200: #B1B8FC;
$base-300: #7784F8;
$base-400: #4657EC;
$base-500: #2234D2;
$base-600: #232F9F;
$base-700: #1F2770;
$base-800: #181D48;
$base-900: #11142C;
$base-hover: #000218;
$base-subtle: #808BEE;

{
    "color": {
        "base": {
            "value": "#000320",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F0F2FE",
                "type": "color"
            },
            "100": {
                "value": "#D8DCFD",
                "type": "color"
            },
            "200": {
                "value": "#B1B8FC",
                "type": "color"
            },
            "300": {
                "value": "#7784F8",
                "type": "color"
            },
            "400": {
                "value": "#4657EC",
                "type": "color"
            },
            "500": {
                "value": "#2234D2",
                "type": "color"
            },
            "600": {
                "value": "#232F9F",
                "type": "color"
            },
            "700": {
                "value": "#1F2770",
                "type": "color"
            },
            "800": {
                "value": "#181D48",
                "type": "color"
            },
            "900": {
                "value": "#11142C",
                "type": "color"
            }
        }
    }
}

Palettes built on #000320

Color Lab

Pairs with #000320

UI roles & guardrails

In real applications

Scales

Every model

Export