Tints & Shades
50
100
200
300
400
500
600
700
800
900
Scale from white (50) through Cornflower Blue (500) to black (900), interpolated in Lab color space.
Color Values
- HEX
- #6495ED
- RGB
- rgb(100, 149, 237)
- HSL
- hsl(219, 79%, 66%)
- OKLCH
- oklch(0.675 0.141 261)
- CMYK
- cmyk(58%, 37%, 0%, 7%)
--color-cornflower-bluebg-[#6495ED]Accessibility
Score: 48/100On White (#FFF)
2.97:1
On Black (#000)
7.06:1
On Light Gray (#F5F5F5)
2.73:1
Best text color on this background:
Design Applications
background-color: #6495ED
color: #6495ED
bg-[#6495ED] text-[#000000]
border-left: 4px solid #6495ED
Color Harmonies
Complementary
Marigold
#EAA221
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 Cornflower 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
Fails AA Large
3:1 minimum required
UI Components
Check contrast
3:1 for non-text UI
Cornflower Blue is a light color. Use black (#000000) text on top of it for maximum readability (7.06:1). Avoid white text on this background.
CSS & Code Examples
Background
background-color: #6495ED;Text
color: #6495ED;Border
border: 2px solid #6495ED;Box Shadow
box-shadow: 0 4px 20px #6495ED40;Gradient
background: linear-gradient(135deg, #6495ED, #9ac5ff);Tailwind-style
--color-cornflower-blue: #6495ED;Tailwind CSS Utilities
Use arbitrary value syntax in Tailwind CSS to apply Cornflower Blue without a custom config.
Background
bg-[#6495ED]Text
text-[#6495ED]Border
border-[#6495ED]Ring
ring-[#6495ED]Fill
fill-[#6495ED]From (gradient)
from-[#6495ED]Via (gradient)
via-[#6495ED]To (gradient)
to-[#6495ED]Design Tokens
Ready-to-use Cornflower Blue design token in CSS custom properties, SCSS, Tailwind v3/v4, and JSON formats.
CSS Custom Properties
:root {
--color-cornflower-blue: #6495ED;
--color-cornflower-blue-rgb: 100, 149, 237;
--color-cornflower-blue-hsl: 219, 79%, 66%;
}SCSS Variables
$color-cornflower-blue: #6495ED; $color-cornflower-blue-rgb: 100, 149, 237; $color-cornflower-blue-hsl: 219, 79%, 66%;
Tailwind v3 Config
// tailwind.config.js
module.exports = {
theme: {
extend: {
colors: {
'cornflower-blue': '#6495ED',
},
},
},
};Tailwind v4 (@theme)
/* tailwind.css */
@theme {
--color-cornflower-blue: #6495ED;
}JSON Design Token (W3C format)
{
"cornflower-blue": {
"value": "#6495ED",
"type": "color",
"description": "Cornflower Blue — #6495ED"
}
}Related Palettes & Combinations
Color Combinations
More blue colors
View all →What Does Cornflower Blue Mean? Color Psychology & Cultural Symbolism
The reason Cornflower Blue projects trust 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.
- Across color psychology research, blue consistently tests high for "trustworthiness" associations, making Cornflower Blue a reliable vehicle for trust in cross-demographic audiences.
- Brand designers draw on blue-family tones to project stability and competence—values that Cornflower Blue communicates in a mid-tone key.
- At 79% saturation, Cornflower Blue reads as moderately saturated—neither overwhelming nor passive, landing in the trust, reliability, calm, and professionalism zone with measured confidence.
- Cornflower Blue's mid-tone lightness (66%) 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.
Cornflower Blue doesn't need to announce itself—it simply makes everything around it feel more reliable.
How to Use Cornflower Blue in Design: Applications, Pairings & Best Practices
Cornflower Blue is a workhorse color in design systems—reliable in both semantic (interactive, informational) and aesthetic (trusted, professional) roles. Its moderately saturated saturation means it performs across both digital and print contexts without fatigue.
- Avoid: food contexts where it suppresses appetite (the only major color with no natural blue foods), extreme urgency signals, and applications targeting very young children where warmer colors perform better.
- Color harmonies: Cornflower Blue's complementary color creates a high-energy split ideal for promotional design; its analogous palette (±30° hue) builds cohesive, monochromatic sophistication.
- Proportional use: Cornflower Blue's moderately saturated saturation (79%) means small applications—accents, highlights, icons—deliver maximum impact without visual fatigue. Reserve large-scale use for intentional brand moments.
- Cornflower Blue creates strong legibility with black text overlays (7.1:1 contrast ratio), making it a reliable background or surface color in design systems
- Typography: Cornflower Blue as text requires a dark background; its 66% lightness means it provides 3.0:1 contrast on white, not meeting WCAG AA.
Cornflower Blue doesn't need to announce itself—it simply makes everything around it feel more reliable.
Cornflower Blue Accessibility: WCAG Contrast Ratios, Color Blindness & Inclusive Design
Cornflower Blue (#6495ED) achieves a 7.06:1 contrast ratio with black text, surpassing the WCAG 2.1 AAA threshold of 7:1. This exceptional contrast qualifies it for body text, UI components at any size, and all accessibility-sensitive interface contexts. Relative luminance: 30.3%.
- As text on white (#FFFFFF): 2.97:1 — Fail
- As text on black (#000000): 7.06:1 — AAA ✓
- Best text color on Cornflower Blue background: Black (#000000) at 7.06:1
- WCAG 2.1 luminance: 30.3% — 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
- Cornflower Blue qualifies for all text sizes including small body copy (AAA).
- 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 Cornflower 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.
Cornflower Blue in Industry: Branding, Design & Market Applications
Cornflower Blue's brand positioning falls squarely in the territory of trust, reliability, calm, and professionalism. Industry data supports its strongest performance in finance, technology, healthcare categories, where the moderately saturated saturation calibrates the message at a mid-tone, considered level.
- 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: JPMorgan Chase, Goldman Sachs, 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: Apple, Microsoft, 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: Headspace, One Medical, Kaiser Permanente) Teal-blue works particularly well for health tech and telemedicine, balancing clinical trust with digital accessibility.
- Brand positioning: Cornflower Blue is best suited for brands projecting trustworthiness, reliability, 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, Cornflower Blue works effectively in corporate identity, banking and finance UIs, healthcare platforms—contexts where reliability serves a secondary but reinforcing role.
For marketers and brand strategists, Cornflower Blue is a commitment to trust, reliability, calm, and professionalism. Match it with industries that make that promise and it will pay dividends consistently.
Accessibility & Design Guides
Frequently Asked Questions
- What is the hex code for Cornflower Blue? ▾
- The hex code for Cornflower Blue is #6495ED. Its RGB values are rgb(100, 149, 237) and its HSL values are hsl(219, 79%, 66%).
- What does Cornflower 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 Cornflower Blue WCAG accessible? ▾
- Cornflower Blue (#6495ED) does not pass WCAG AA on white (2.97:1 ratio). Use it on dark backgrounds where it achieves 7.06:1. Its overall accessibility score is 48/100.
- What colors go well with Cornflower Blue? ▾
- Cornflower Blue pairs well with its complementary color Marigold (#EAA221). Analogous colors like Sky Cyan and Indigo Dye also work harmoniously. Check the Color Harmonies section above for the full palette.
- What is Cornflower Blue used for? ▾
- Cornflower 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 Cornflower Blue? ▾
- In CSS, use `color: #6495ED` or `background-color: #6495ED`. The CSS custom property is `--color-cornflower-blue: #6495ED`. In Tailwind CSS, use the arbitrary value class `bg-[#6495ED]` for backgrounds or `text-[#6495ED]` for text.