#4039EC
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#4039EC
Color Values
#4039EC
64, 57, 236
242.3, 82.5%, 57.5%
242.3, 75.8%, 92.5%
72.9%, 75.8%, 0.0%, 7.5%
0.4904 0.254 273.5
Properties
Color Psychology
True blue is the world's most popular favorite color, representing trust, competence, and stability. It suppresses appetite and promotes productivity, making it ideal for work environments. Blue is the dominant color in corporate branding because it communicates reliability without emotional excess.
Design Usage
Medium blue is the default choice for primary buttons, navigation bars, and link text across the web. It forms the foundation of design systems for banking, insurance, and enterprise SaaS products. While universally safe, it benefits from a distinctive hue angle or saturation to avoid blending into the sea of blue brands.
Color Harmonies
Color Blindness Simulation
CSS Usage
background-color: #4039EC;
color: #4039EC;
border-color: #4039EC;
Indigo 600
#4F46E5
Tailwind Shades
Contrast Checker
Text on white
6.97:1
Text on black
3.01:1
Compare With
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Frequently Asked Questions
What are the RGB, HSL, and CMYK values of #4039EC?
RGB(64, 57, 236) · HSL(242.3, 82.5%, 57.5%) · CMYK(72.9%, 75.8%, 0.0%, 7.5%)
Does #4039EC meet WCAG contrast on white?
6.97:1 — WCAG AA Pass, AAA Fail for normal text.
What text color is readable on #4039EC?
Use FFFFFF text on a #4039EC background; contrast on black is 3.01:1.