What color is #050528?

#050528 is a very dark, vivid blue-violet. In RGB it is rgb(5, 5, 40), and in HSL hsl(240, 78%, 9%).

Is #050528 accessible as text?

On white, #050528 has a contrast ratio of 19.83:1 (passes WCAG AA for body text); on black it is 1.06:1 (fails). For text placed on #050528, use white for the best readability.

What is the closest Tailwind color to #050528?

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

What colors go well with #050528?

#050528 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #292905. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #050528 below.

Is #050528 good for buttons?

#050528 works well for buttons and highlights, but use white text on #050528 — black text only reaches 1.06:1, below the 4.5:1 needed for normal-size labels.

Is #050528 the same as CSS midnightblue?

No — #050528 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.

#050528 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #050528

Not just a swatch — here's how #050528 works with other colors. Named schemes with #050528 in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #050528 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.

Nordic Calm Accent · 5 colors

Accent #050528 Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 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 #050528 Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #1D2345

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 #050528 Secondary #7F4535 Surface #EED7C2 Accent #365247 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 #050528 Secondary #272B38 Support #9D9088 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 #050528 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 35/100

Cool

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

Softness 16/100

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 24/100

Low

Clean and current — no dusty, aged cast.

Luxury 83/100

Very high

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

Brand distinctiveness 27/100

Low

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

UI accent fit 7/100

Very low

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

Surface fit 54/100

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 #050528

For UI

For branding

For interior

For fashion

People also use #050528 with

Prussian Blue Jet Black 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 19.8:1. Use

Subtle surface Use #B7B7EB for cards and hover fills. Tint 80

Avoid beside #110529 — 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 #050528 at work across the surfaces designers actually ship.

Website / UI

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Build faster.

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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: #050528;
  --color-base-rgb: 5 5 40;
  --color-base-oklch: oklch(15.0% 0.071 273.7);
  --color-50: #F1F1FE;
  --color-100: #DADAFB;
  --color-200: #B6B6F6;
  --color-300: #8585EA;
  --color-400: #5858DA;
  --color-500: #3636BF;
  --color-600: #303091;
  --color-700: #282867;
  --color-800: #1E1E43;
  --color-900: #141429;
  --color-on-base: #FFFFFF;
}

// tailwind.config.js
colors: {
  jet-black: {
    50: '#F1F1FE',
    100: '#DADAFB',
    200: '#B6B6F6',
    300: '#8585EA',
    400: '#5858DA',
    500: '#3636BF',
    600: '#303091',
    700: '#282867',
    800: '#1E1E43',
    900: '#141429',
  },
}

$base: #050528;
$base-ink: #FFFFFF;
$base-50: #F1F1FE;
$base-100: #DADAFB;
$base-200: #B6B6F6;
$base-300: #8585EA;
$base-400: #5858DA;
$base-500: #3636BF;
$base-600: #303091;
$base-700: #282867;
$base-800: #1E1E43;
$base-900: #141429;
$base-hover: #040421;
$base-subtle: #9090E3;

{
    "color": {
        "base": {
            "value": "#050528",
            "type": "color"
        },
        "onBase": {
            "value": "#FFFFFF",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F1FE",
                "type": "color"
            },
            "100": {
                "value": "#DADAFB",
                "type": "color"
            },
            "200": {
                "value": "#B6B6F6",
                "type": "color"
            },
            "300": {
                "value": "#8585EA",
                "type": "color"
            },
            "400": {
                "value": "#5858DA",
                "type": "color"
            },
            "500": {
                "value": "#3636BF",
                "type": "color"
            },
            "600": {
                "value": "#303091",
                "type": "color"
            },
            "700": {
                "value": "#282867",
                "type": "color"
            },
            "800": {
                "value": "#1E1E43",
                "type": "color"
            },
            "900": {
                "value": "#141429",
                "type": "color"
            }
        }
    }
}

Palettes built on #050528

Color Lab

Pairs with #050528

UI roles & guardrails

In real applications

Scales

Every model

Export