Scene Recommendations Scene Recommendations
Emotion EMOTION
Industry INDUSTRY
UI Context UI CONTEXT
Color Details Color Details
#121829
Indigo · Black · Deep Sea Blue
Traditional「Indigo」· Paint「Deep Sea Blue」· Creative Blush Sunrise
#1A1D33
Indigo · DarkSlateGray · Deep Sea Blue
Traditional「Indigo」· Paint「Deep Sea Blue」· Creative Blush Sunrise
#273041
Indigo · DarkSlateGray · Deep Sea Blue
Traditional「Indigo」· Paint「Deep Sea Blue」· Creative Blush Sunrise
#56828B
Slate Blue · SlateGray · Mint Ice
Traditional「Slate Blue」· Paint「Mint Ice」· Creative Blush Sunrise
#A3CEE7
Sky Blue · LightBlue · Cobalt Blue
Traditional「Sky Blue」· Paint「Cobalt Blue」· Creative Twilight Haze
Color Harmonies Color Harmonies
Based on color wheel theory, calculated from primary color
Complementary
Analogous
Triadic
Split-Comp.
Tetradic
Contrast Matrix WCAG 2.1 Contrast
121829 | 1A1D33 | 273041 | 56828B | A3CEE7 | |
|---|---|---|---|---|---|
| — | 1.1 Fail | 1.3 Fail | 4.2 AA Large | 10.6 AAA | |
1.1 Fail | — | 1.3 Fail | 3.9 AA Large | 9.9 AAA | |
1.3 Fail | 1.3 Fail | — | 3.1 AA Large | 7.9 AAA | |
4.2 AA Large | 3.9 AA Large | 3.1 AA Large | — | 2.5 Fail | |
10.6 AAA | 9.9 AAA | 7.9 AAA | 2.5 Fail | — |
Color Blindness Simulation Color Blindness Simulation
Protanopia
Deuteranopia
Tritanopia
Achromatopsia
Shades & Tints Shades & Tints
#121829
#1A1D33
#273041
Code Snippets Code Snippets
CSS Custom Properties
:root {
--color-1: #121829;
--color-2: #1a1d33;
--color-3: #273041;
--color-4: #56828b;
--color-5: #a3cee7;
}SCSS
$color-1: #121829; $color-2: #1a1d33; $color-3: #273041; $color-4: #56828b; $color-5: #a3cee7;
TAILWIND
colors: {
'brand-1': '#121829',
'brand-2': '#1a1d33',
'brand-3': '#273041',
'brand-4': '#56828b',
'brand-5': '#a3cee7',
}RGB Array
[18, 24, 41], [26, 29, 51], [39, 48, 65], [86, 130, 139], [163, 206, 231]
FAQ FAQ
What scenarios is this 5-color palette suitable for?
This cool-style palette of #121829, #1A1D33, #273041, #56828B, #A3CEE7 is ideal for: tech websites, dark mode UIs, game UIs, infographics, data visualization, accessible design. High contrast ensures clear visual hierarchy and readability. It is a balanced and harmonious choice among 5-color palettes.
How to use this palette in CSS or frontend projects?
Copy the CSS variables directly: --color-1: #121829; --color-2: #1a1d33; --color-3: #273041; --color-4: #56828b; --color-5: #a3cee7. LangColor editor supports one-click export to CSS, SCSS, Tailwind, JSON and more. Click the "Export" button to choose your format.
What UI/UX design tips apply to this palette?
Dark tones work well as backgrounds; pair with light text for readability. Use the brightest color for CTA buttons and interactive elements. High-contrast palettes naturally meet WCAG accessibility standards. Use the "Contrast Matrix" tool in LangColor editor to check WCAG accessibility levels for every color pair.
Which industries or brands suit this palette?
This cool-style 5-color scheme is especially suited for tech, SaaS, healthcare, eco industries. Click "AI Analysis" in the editor for more detailed brand color suggestions.
Generated by LangColor online color tool · Breaking the barrier between language and color