Color Tools • 100% Client-Side

Material Design Tonal Palette & Accent Builder

Construct complete Material Design 50–900 primary shade scales and A100–A700 saturated accent families with Android XML, Flutter Dart, CSS variables, and live UI previews.

Interactive Visual HEX to RGB to Visual CSS Advanced CSS Harmonious Color WCAG Color Tailwind CSS Material Design Color Vision

Material Seed Color & Controls

Quick Seed Base Swatches:

Custom Palette Identifier

Exported variables prefix like --color-primary-500

Base Seed Color (HEX Input)

Base Color Visual Spectrum Canvas

Sat: 69% | Val: 90%

Base Hue Angle243°

Generated Material Palette & Live UI Preview

Live Material Design UI Mockup Preview

Material App Demo

Primary 700

Sample Material Component Surface

This preview automatically updates using Primary 500/700 shades and Accent A400 highlights.

Primary 50–900 Shade Scale (10 Steps)

Material Accent Shades (A100, A200, A400, A700)

Export Code Formats

Android colors.xml

<!-- res/values/colors.xml -->
<resources>
    <color name="primary_50">#E5E4FB</color>
    <color name="primary_100">#C7C5F7</color>
    <color name="primary_200">#A19DF1</color>
    <color name="primary_300">#7670EB</color>
    <color name="primary_400">#4C44E4</color>
    <color name="primary_500">#5048E5</color>
    <color name="primary_600">#3229E0</color>
    <color name="primary_700">#241CC4</color>
    <color name="primary_800">#1D169C</color>
    <color name="primary_900">#151070</color>
    <color name="primary_a100">#A19CFC</color>
    <color name="primary_a200">#574EFD</color>
    <color name="primary_a400">#0D00FF</color>
    <color name="primary_a700">#0A00CC</color>
</resources>

Flutter MaterialColor (.dart)

import 'package:flutter/material.dart';

static const MaterialColor primary = MaterialColor(
  0xFF5048E5,
  <int, Color>{
    50: Color(0xFFE5E4FB),
    100: Color(0xFFC7C5F7),
    200: Color(0xFFA19DF1),
    300: Color(0xFF7670EB),
    400: Color(0xFF4C44E4),
    500: Color(0xFF5048E5),
    600: Color(0xFF3229E0),
    700: Color(0xFF241CC4),
    800: Color(0xFF1D169C),
    900: Color(0xFF151070),
  },
);

CSS Variables (:root)

:root {
  --color-primary-50: #E5E4FB;
  --color-primary-100: #C7C5F7;
  --color-primary-200: #A19DF1;
  --color-primary-300: #7670EB;
  --color-primary-400: #4C44E4;
  --color-primary-500: #5048E5;
  --color-primary-600: #3229E0;
  --color-primary-700: #241CC4;
  --color-primary-800: #1D169C;
  --color-primary-900: #151070;
  --color-primary-a100: #A19CFC;
  --color-primary-a200: #574EFD;
  --color-primary-a400: #0D00FF;
  --color-primary-a700: #0A00CC;
}

JSON Export Object

{
  "primary": {
    "50": "#E5E4FB",
    "100": "#C7C5F7",
    "200": "#A19DF1",
    "300": "#7670EB",
    "400": "#4C44E4",
    "500": "#5048E5",
    "600": "#3229E0",
    "700": "#241CC4",
    "800": "#1D169C",
    "900": "#151070",
    "A100": "#A19CFC",
    "A200": "#574EFD",
    "A400": "#0D00FF",
    "A700": "#0A00CC"
  }
}

Color Tools Guide

About the Material Design Tonal Palette & Accent Builder

Google's Material Design system structures interface theming around cohesive 10-step primary tonal palettes (50 to 900) paired with 4 high-saturation accent highlights (A100, A200, A400, A700). This generator calculates a complete, visually balanced Material color spectrum from any custom seed color. Preview how your primary and accent shades look in a live Material application mockup (including app bars, cards, and floating action buttons), inspect recommended black/white text contrast badges, and export production code formatted for Android Studio (colors.xml), Flutter (MaterialColor), CSS variables, or JSON.

In-Depth Technical Guide

How Material Design Tonal Palette & Accent BuilderWorks & What the Results Mean

Structure of the Material Design Color System

The Material framework organizes color into two complementary hierarchies:

Primary Tonal Spectrum (50 to 900): Anchored at the 500 default brand shade, lighter tints (50–300) establish surface backgrounds and card containers, while deeper tones (700–900) provide contrast for top app bars, status bars, and active navigation items.
Accent Spectrum (A100 to A700): High-chroma variations with boosted saturation specifically designed for interactive focal points, such as Floating Action Buttons (FABs), switches, sliders, and progress indicators.

Cross-Platform Developer Exports

Android Native Resources (`colors.xml`): Formatted XML color definitions ready to drop directly into your Android app's res/values directory.
Flutter Theme Data (`MaterialColor`): Complete Dart MaterialColor constructor mapping primary 32-bit hex integers across all swatch indices (50 through 900).
Modern Web Tokens: Standard CSS custom properties (:root { --md-primary-500: ... }) and JSON key-value maps for universal cross-platform design token systems.

Step-by-Step Guide

How to Use Material Design Tonal Palette & Accent Builder

1Select your seed color using the visual spectrum canvas, hue slider, hex input box, or preset sample chips.
2Enter a custom palette name (e.g., 'primary', 'teal', 'brand') to customize variable and XML resource identifiers.
3Inspect the 10 primary tonal swatches (50–900) alongside the 4 high-saturation accent highlights (A100–A700).
4Check the 'TEXT: WHITE' or 'TEXT: BLACK' contrast badges on each swatch to ensure optimal text legibility.
5Review the live Material UI mockup to see how primary and accent colors behave on headers, cards, and action buttons.
6Click to export production-ready code for Android (colors.xml), Flutter (MaterialColor Dart class), CSS variables, or JSON.

Capabilities

Key Features & Highlights

Automated 10-tier primary shade generator (50, 100, 200, 300, 400, 500 baseline, 600, 700, 800, 900).
Automated 4-tier high-chroma accent palette builder (A100, A200, A400, A700) for floating action buttons and highlights.
Interactive 2D spectrum canvas and hue slider with real-time palette regeneration.
Relative luminance contrast badges ('TEXT: WHITE' / 'TEXT: BLACK') on every swatch ensuring WCAG compliance.
Live Material Design application mockup demonstrating header bars, container cards, and floating action buttons.
Multi-platform developer exports: Android XML (colors.xml), Flutter Dart (MaterialColor), CSS variables, and JSON.
Curated library of classic Material preset swatches (Blue, Deep Purple, Teal, Amber, Red, Pink, Indigo, Slate).
Client-side processing with instant validation for clean, error-free outputs.

Practical Scenarios

Examples & Real-World Use Cases

Android App Material Theme Resource Creation

Scenario: Generating an Android colors.xml file from a brand teal logo color.

Sample Input:

Base Seed: #009688 (Teal 500) | Palette Identifier: primary

Expected Output:

<color name="primary_500">#009688</color> | <color name="primary_a400">#00E676</color>

Calculates proportional lightness and saturation curves formatted directly for Android res/values/colors.xml.

Flutter MaterialColor Swatch Initialization

Scenario: Creating a MaterialColor map for Flutter app initialization.

Sample Input:

Base Seed: #673AB7 (Deep Purple)

Expected Output:

static const MaterialColor primary = MaterialColor(0xFF673AB7, <int, Color>{50: Color(0xFFEDE7F6), ...});

Provides valid Dart code ready for MaterialApp theme data configuration.

Common Questions

Frequently Asked Questions

In Material Design, the 500 shade represents the primary default brand color. Shades 50–400 represent lighter tints used for backgrounds and borders, while 600–900 represent darker shades for app bars, headers, and active states.

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<resources> <color name="primary_50">#E5E4FB</color> <color name="primary_100">#C7C5F7</color> <color name="primary_200">#A19DF1</color> <color name="primary_300">#7670EB</color> <color name="primary_400">#4C44E4</color> <color name="primary_500">#5048E5</color> <color name="primary_600">#3229E0</color> <color name="primary_700">#241CC4</color> <color name="primary_800">#1D169C</color> <color name="primary_900">#151070</color> <color name="primary_a100">#A19CFC</color> <color name="primary_a200">#574EFD</color> <color name="primary_a400">#0D00FF</color> <color name="primary_a700">#0A00CC</color> </resources>

import 'package:flutter/material.dart'; static const MaterialColor primary = MaterialColor( 0xFF5048E5, <int, Color>{ 50: Color(0xFFE5E4FB), 100: Color(0xFFC7C5F7), 200: Color(0xFFA19DF1), 300: Color(0xFF7670EB), 400: Color(0xFF4C44E4), 500: Color(0xFF5048E5), 600: Color(0xFF3229E0), 700: Color(0xFF241CC4), 800: Color(0xFF1D169C), 900: Color(0xFF151070), }, );

:root { --color-primary-50: #E5E4FB; --color-primary-100: #C7C5F7; --color-primary-200: #A19DF1; --color-primary-300: #7670EB; --color-primary-400: #4C44E4; --color-primary-500: #5048E5; --color-primary-600: #3229E0; --color-primary-700: #241CC4; --color-primary-800: #1D169C; --color-primary-900: #151070; --color-primary-a100: #A19CFC; --color-primary-a200: #574EFD; --color-primary-a400: #0D00FF; --color-primary-a700: #0A00CC; }

{ "primary": { "50": "#E5E4FB", "100": "#C7C5F7", "200": "#A19DF1", "300": "#7670EB", "400": "#4C44E4", "500": "#5048E5", "600": "#3229E0", "700": "#241CC4", "800": "#1D169C", "900": "#151070", "A100": "#A19CFC", "A200": "#574EFD", "A400": "#0D00FF", "A700": "#0A00CC" } }