Tints & Shades
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Scale from white (50) through Light Slate Blue (500) to black (900), interpolated in Lab color space.
Color Values
- HEX
- #8470FF
- RGB
- rgb(132, 112, 255)
- HSL
- hsl(248, 100%, 72%)
- OKLCH
- oklch(0.637 0.204 285)
- CMYK
- cmyk(48%, 56%, 0%, 0%)
--color-light-slate-bluebg-[#8470FF]Accessibility
Score: 39/100On White (#FFF)
3.66:1
On Black (#000)
5.74:1
On Light Gray (#F5F5F5)
3.35:1
Best text color on this background:
Design Applications
background-color: #8470FF
color: #8470FF
bg-[#8470FF] text-[#000000]
border-left: 4px solid #8470FF
Color Harmonies
Complementary
Army Green
#454B1B
Split-Complementary
Similar Colors
Color Meaning & Psychology
Blue is the world's most universally preferred color across cultures. It slows respiration, lowers blood pressure, and promotes calm — the physiological opposite of red. Blue's associations with sky and water make it feel limitless, trustworthy, and reliable. In corporate design, blue dominates banking, insurance, healthcare, and technology precisely because it communicates stability. Dark navy conveys authority and tradition; royal blues suggest quality and aspiration; sky blues feel open and optimistic; teal bridges trust with modernity. The primary limitation of blue is food — it suppresses appetite, with almost no naturally blue foods existing in nature. Its lighter value makes it approachable and soft — suitable for backgrounds, secondary UI states, and contexts requiring the hue's character without full intensity.
Industry Usage
Common contexts and industries where Light Slate Blue is applied in professional design.
- Banking, insurance, and financial institutions
- Healthcare and medical device companies
- Enterprise software and SaaS platforms
- Government and public sector organizations
- Airlines and aviation brands
- Communication and social networking apps
- Cybersecurity and data protection products
- Pharmaceutical companies and clinical products
Accessibility Considerations
Normal Text
Fails AA
4.5:1 minimum required
Large Text
Passes AA Large
3:1 minimum required
UI Components
Meets 1.4.11
3:1 for non-text UI
Light Slate Blue is a light color. Use black (#000000) text on top of it for maximum readability (5.74:1). Avoid white text on this background.
CSS & Code Examples
Background
background-color: #8470FF;Text
color: #8470FF;Border
border: 2px solid #8470FF;Box Shadow
box-shadow: 0 4px 20px #8470FF40;Gradient
background: linear-gradient(135deg, #8470FF, #ba9fff);Tailwind-style
--color-light-slate-blue: #8470FF;Tailwind CSS Utilities
Use arbitrary value syntax in Tailwind CSS to apply Light Slate Blue without a custom config.
Background
bg-[#8470FF]Text
text-[#8470FF]Border
border-[#8470FF]Ring
ring-[#8470FF]Fill
fill-[#8470FF]From (gradient)
from-[#8470FF]Via (gradient)
via-[#8470FF]To (gradient)
to-[#8470FF]Design Tokens
Ready-to-use Light Slate Blue design token in CSS custom properties, SCSS, Tailwind v3/v4, and JSON formats.
CSS Custom Properties
:root {
--color-light-slate-blue: #8470FF;
--color-light-slate-blue-rgb: 132, 112, 255;
--color-light-slate-blue-hsl: 248, 100%, 72%;
}SCSS Variables
$color-light-slate-blue: #8470FF; $color-light-slate-blue-rgb: 132, 112, 255; $color-light-slate-blue-hsl: 248, 100%, 72%;
Tailwind v3 Config
// tailwind.config.js
module.exports = {
theme: {
extend: {
colors: {
'light-slate-blue': '#8470FF',
},
},
},
};Tailwind v4 (@theme)
/* tailwind.css */
@theme {
--color-light-slate-blue: #8470FF;
}JSON Design Token (W3C format)
{
"light-slate-blue": {
"value": "#8470FF",
"type": "color",
"description": "Light Slate Blue — #8470FF"
}
}More blue colors
View all →What Does Light Slate Blue Mean? Color Psychology & Cultural Symbolism
The reason Light Slate Blue projects reliability is partly evolutionary (blue skies and clean water = safety) and partly cultural (centuries of professional, governmental, and institutional use have trained associations). The result is a color that creates instant psychological permission to engage.
- Blue is the most universally trusted color in Western design—associated with authority (government, police, corporate), intelligence (universities, technology), and emotional calm (water, sky). It's the dominant color in corporate branding precisely because it creates immediate credibility.
- In Chinese tradition, blue represents immortality and the heavens, associated with the element of wood and spring vitality. In many Islamic cultures, blue offers protection from evil (the "evil eye" tradition), and in Indian traditions it's associated with divinity (Krishna).
- Light Slate Blue's light lightness (72%) shifts its psychological register: Sky and powder blues feel open, airy, and emotionally approachable—softening corporate authority into friendliness; popular in consumer tech and digital wellness.
- At 100% saturation, Light Slate Blue reads as vivid—Electric and royal blues are modern, confident, and digitally native—they signal tech-forward positioning and work well for startups challenging traditional industries.
Light Slate Blue doesn't need to announce itself—it simply makes everything around it feel more reliable.
How to Use Light Slate Blue in Design: Applications, Pairings & Best Practices
Light Slate Blue is a workhorse color in design systems—reliable in both semantic (interactive, informational) and aesthetic (trusted, professional) roles. Its vivid saturation means it performs across both digital and print contexts without fatigue.
- UI components: primary brand color, link color, interactive states—Light Slate Blue performs reliably in all these roles with its light tonal character.
- Brand & identity: corporate identity, banking and finance UIs, healthcare platforms—contexts where Light Slate Blue's vivid quality creates the right register.
- Typography: Light Slate Blue as text requires a dark background; its 72% lightness means it provides 3.7:1 contrast on white, not meeting WCAG AA.
- Light Slate Blue creates strong legibility with black text overlays (5.7:1 contrast ratio), making it a reliable background or surface color in design systems
- Proportional use: Light Slate Blue's vivid saturation (100%) means small applications—accents, highlights, icons—deliver maximum impact without visual fatigue. Reserve large-scale use for intentional brand moments.
Light Slate Blue doesn't need to announce itself—it simply makes everything around it feel more reliable.
Light Slate Blue Accessibility: WCAG Contrast Ratios, Color Blindness & Inclusive Design
Light Slate Blue (#8470FF) reaches 5.74:1 contrast with black text—meeting WCAG 2.1 AA minimum of 4.5:1 for normal text and 3:1 for large text. It clears standard production accessibility requirements. Relative luminance: 23.7%.
- As text on white (#FFFFFF): 3.66:1 — AA (large text only)
- As text on black (#000000): 5.74:1 — AA ✓
- Best text color on Light Slate Blue background: Black (#000000) at 5.74:1
- WCAG 2.1 luminance: 23.7% — mid-range luminance—it sits in the transition zone where both dark and light text approaches require testing against the 4.5:1 WCAG threshold
- Light Slate Blue qualifies for normal body text and all larger sizes (AA).
- Color blindness consideration: tritanopia (blue-yellow color blindness, ~0.003% of population) may affect how this color reads. While rare, for maximum accessibility supplement color signals with text or icon indicators in critical states.
Always verify Light Slate Blue at its final intended size and weight using a real contrast checker—font weight and rendering environment affect perceived legibility beyond what raw ratios capture.
Light Slate Blue in Industry: Branding, Design & Market Applications
Across industry research, blue-family tones consistently outperform competitors in categories built on trust, reliability, calm, and professionalism. Light Slate Blue is a light expression of this advantage—best positioned in Finance & Banking and adjacent markets.
- Finance & Banking: Blue is the most trusted color in financial services—a global design convention built over decades. It signals fiduciary reliability, stability, and the conservative stewardship that depositors and investors need to feel comfortable transferring wealth. (examples: Capital One, PayPal, Visa) Dark navy communicates established tradition; mid-tone blues suggest accessible, modern banking. Avoid pure bright blue for legacy institutions.
- Technology: Technology brands use blue to communicate intelligence, reliability, and forward-thinking professionalism. From legacy enterprise software to consumer apps, blue provides a neutral credibility that scales across markets and cultures. (examples: Notion, Slack, Salesforce) Varying the tone of blue is how tech brands differentiate: sky blue for friendliness (consumer apps), royal blue for confidence (productivity tools), navy for enterprise seriousness.
- Healthcare: Healthcare's use of blue is a trust transfer from corporate credibility to clinical reliability. Patients associate blue with cleanliness, precision, and medical competence—making it the second most common healthcare color after white. (examples: CVS Health, Mayo Clinic, Kaiser Permanente) Teal-blue works particularly well for health tech and telemedicine, balancing clinical trust with digital accessibility.
- Brand positioning: Light Slate Blue is best suited for brands projecting stability, competence, professionalism. Categories outside this positioning—food contexts where it suppresses appetite (the only major color with no natural blue foods)—tend to see weaker results.
- Adjacent applications: Beyond primary industries, Light Slate Blue works effectively in trust-critical applications, government services, B2B software—contexts where trust serves a secondary but reinforcing role.
Light Slate Blue earns its strongest ROI in industries where trust and recognition compound over time: Finance & Banking, Technology, Healthcare. Use it to build the kind of brand recognition that decades reinforce.
Accessibility & Design Guides
Frequently Asked Questions
- What is the hex code for Light Slate Blue? ▾
- The hex code for Light Slate Blue is #8470FF. Its RGB values are rgb(132, 112, 255) and its HSL values are hsl(248, 100%, 72%).
- What does Light Slate Blue mean in design? ▾
- Blue is the world's most universally preferred color across cultures. It slows respiration, lowers blood pressure, and promotes calm — the physiological opposite of red. Blue's associations with sky and water make it feel limitless, trustworthy, and reliable. In corporate design, blue dominates banking, insurance, healthcare, and technology precisely because it communicates stability. Dark navy conveys authority and tradition; royal blues suggest quality and aspiration; sky blues feel open and optimistic; teal bridges trust with modernity. The primary limitation of blue is food — it suppresses appetite, with almost no naturally blue foods existing in nature. Its lighter value makes it approachable and soft — suitable for backgrounds, secondary UI states, and contexts requiring the hue's character without full intensity.
- Is Light Slate Blue WCAG accessible? ▾
- Light Slate Blue (#8470FF) passes WCAG AA-large on white with a 3.66:1 contrast ratio. Its overall accessibility score is 39/100.
- What colors go well with Light Slate Blue? ▾
- Light Slate Blue pairs well with its complementary color Army Green (#454B1B). Analogous colors like Cornflower Blue and Phthalo Blue also work harmoniously. Check the Color Harmonies section above for the full palette.
- What is Light Slate Blue used for? ▾
- Light Slate Blue is commonly used for: Banking, insurance, and financial institutions; Healthcare and medical device companies; Enterprise software and SaaS platforms; Government and public sector organizations; Airlines and aviation brands.
- What are the CSS and Tailwind values for Light Slate Blue? ▾
- In CSS, use `color: #8470FF` or `background-color: #8470FF`. The CSS custom property is `--color-light-slate-blue: #8470FF`. In Tailwind CSS, use the arbitrary value class `bg-[#8470FF]` for backgrounds or `text-[#8470FF]` for text.