Curated

Deep Space

#000428

#004E92

Text readability

Curated DarkCool

Deep Space is a dark and cool 2-colour linear gradient that runs from near-black (#000428) to blue (#004E92) at 135°. It suits dark-mode interfaces and footers and dashboards and SaaS landing pages. White text reads best on it, at a contrast ratio of 14.2:1 against the gradient’s average colour (AAA). Check every point, not just the average →

CSS

background: linear-gradient(135deg, #000428, #004E92);

Tailwind

bg-gradient-to-br from-[#000428] to-[#004E92]

Figma token

{
    "deep-space": {
        "value": "linear-gradient(135deg, #000428 0%, #004E92 100%)",
        "type": "color"
    }
}

Deep Space gradient for SwiftUI, Flutter, Android and more

The same gradient, same direction, ready for your app or design system.

let deepSpaceGradient = LinearGradient(
    colors: [
        Color(red: 0, green: 0.016, blue: 0.157),
        Color(red: 0, green: 0.306, blue: 0.573)
    ],
    startPoint: UnitPoint(x: 0, y: 0),
    endPoint: UnitPoint(x: 1, y: 1)
)

// Usage
Rectangle().fill(deepSpaceGradient)

val deepSpaceColors = listOf(Color(0xFF000428), Color(0xFF004E92))

Modifier.drawBehind {
    drawRect(
        Brush.linearGradient(
            colors = deepSpaceColors,
            start = Offset(size.width * 0f, size.height * 0f),
            end = Offset(size.width * 1f, size.height * 1f)
        )
    )
}

<!-- res/drawable/deep-space_gradient.xml -->
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">
    <gradient
        android:angle="315"
        android:startColor="#000428"
        android:endColor="#004E92"
        android:type="linear" />
</shape>

const deepSpaceGradient = LinearGradient(
    begin: Alignment(-1, -1),
    end: Alignment(1, 1),
    colors: [Color(0xFF000428), Color(0xFF004E92)],
);

// Usage
Container(decoration: const BoxDecoration(gradient: deepSpaceGradient))

import { LinearGradient } from 'expo-linear-gradient';

<LinearGradient
  colors={['#000428', '#004E92']}
  start={{ x: 0, y: 0 }}
  end={{ x: 1, y: 1 }}
  style={{ flex: 1 }}
/>

<svg xmlns="http://www.w3.org/2000/svg" width="1200" height="630" viewBox="0 0 1200 630">
  <defs>
    <linearGradient id="deep-space" x1="0" y1="0" x2="1" y2="1">
      <stop offset="0%" stop-color="#000428" />
      <stop offset="100%" stop-color="#004E92" />
    </linearGradient>
  </defs>
  <rect width="100%" height="100%" fill="url(#deep-space)" />
</svg>

:root {
  --deep-space-1: #000428;
  --deep-space-2: #004E92;
  --deep-space-angle: 135deg;
  --deep-space: linear-gradient(var(--deep-space-angle), var(--deep-space-1), var(--deep-space-2));
}

.hero {
  background: var(--deep-space);
}

$deep-space-1: #000428;
$deep-space-2: #004E92;
$deep-space: linear-gradient(135deg, $deep-space-1, $deep-space-2);

@mixin deep-space-bg {
  background: $deep-space-1;
  background: $deep-space;
}

Colours in the Deep Space gradient

Stop	Name	HEX	RGB	HSL
1	Near-black	`#000428`	`rgb(0, 4, 40)`	`hsl(234, 100%, 8%)`
2	Blue	`#004E92`	`rgb(0, 78, 146)`	`hsl(208, 100%, 29%)`

Deep Space gradient in use

Build something beautifulA hero section on the Deep Space gradientGet started

Button

Card accentAs a border or progress bar

Gradient text

Deep Space gradient variations

Reversed

Horizontal

Radial

Conic

Softer

Deeper

Smooth (OKLCH)

Hard stops

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Frequently asked questions

What are the hex codes for the Deep Space gradient?

The Deep Space gradient uses 2 colours: #000428 and #004E92, at an angle of 135°.

How do I use the Deep Space gradient in CSS?

Paste background: linear-gradient(135deg, #000428, #004E92); into any element’s styles. For Tailwind, use the class list in the Tailwind block above.

What text colour works on the Deep Space gradient?

White text has the best contrast, at 14.2:1 against the gradient’s average colour, which is AAA. Check the lightest and darkest ends too if text spans the whole gradient.