Scene Recommendations Scene Recommendations
Emotion EMOTION
Industry INDUSTRY
UI Context UI CONTEXT
Color Details Color Details
#FF0000
Vermilion · Red · Passion Red
Traditional「Vermilion」· Paint「Passion Red」· Creative Blush Sunrise
#FF5500
Tangerine · OrangeRed · Amber Brown
Traditional「Tangerine」· Paint「Amber Brown」· Creative Blush Sunrise
#FFAA00
Ochre · Orange · Honey Gold
Traditional「Ochre」· Paint「Honey Gold」· Creative Blush Sunrise
#FFFF00
Autumn Sage · Yellow · Honey Gold
Traditional「Autumn Sage」· Paint「Honey Gold」· Creative Blush Sunrise
#AAFF00
Grass Green · Chartreuse · Olive Green
Traditional「Grass Green」· Paint「Olive Green」· Creative Blush Sunrise
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
FF0000 | FF5500 | FFAA00 | FFFF00 | AAFF00 | |
|---|---|---|---|---|---|
| — | 1.2 Fail | 2.1 Fail | 3.7 AA Large | 3.2 AA Large | |
1.2 Fail | — | 1.7 Fail | 3.0 Fail | 2.6 Fail | |
2.1 Fail | 1.7 Fail | — | 1.8 Fail | 1.5 Fail | |
3.7 AA Large | 3.0 Fail | 1.8 Fail | — | 1.1 Fail | |
3.2 AA Large | 2.6 Fail | 1.5 Fail | 1.1 Fail | — |
Color Blindness Simulation Color Blindness Simulation
Protanopia
Deuteranopia
Tritanopia
Achromatopsia
Shades & Tints Shades & Tints
#FF0000
#FF5500
#FFAA00
Code Snippets Code Snippets
CSS Custom Properties
:root {
--color-1: #ff0000;
--color-2: #ff5500;
--color-3: #ffaa00;
--color-4: #ffff00;
--color-5: #aaff00;
}SCSS
$color-1: #ff0000; $color-2: #ff5500; $color-3: #ffaa00; $color-4: #ffff00; $color-5: #aaff00;
TAILWIND
colors: {
'brand-1': '#ff0000',
'brand-2': '#ff5500',
'brand-3': '#ffaa00',
'brand-4': '#ffff00',
'brand-5': '#aaff00',
}RGB Array
[255, 0, 0], [255, 85, 0], [255, 170, 0], [255, 255, 0], [170, 255, 0]
FAQ FAQ
What scenarios is this 5-color palette suitable for?
This general-style palette of #FF0000, #FF5500, #FFAA00, #FFFF00, #AAFF00 is ideal for: social media posters, mobile apps, e-commerce promos. Vivid colors effectively attract user attention. It is a vibrant and energetic choice among 5-color palettes.
How to use this palette in CSS or frontend projects?
Copy the CSS variables directly: --color-1: #ff0000; --color-2: #ff5500; --color-3: #ffaa00; --color-4: #ffff00; --color-5: #aaff00. 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?
Medium-brightness colors suit brand primary and accent colors. Use the darkest for text, lightest for backgrounds, and mid-tones for emphasis. 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 general-style 5-color scheme is especially suited for food & dining, entertainment, kids education, social industries. Bold colors convey vitality and innovation. 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