#3F278C
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#3F278C
Color Values
#3F278C
63, 39, 140
254.3, 56.4%, 35.1%
254.3, 72.1%, 54.9%
55.0%, 72.1%, 0.0%, 45.1%
0.3697 0.157 286.9
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: #3F278C;
color: #3F278C;
border-color: #3F278C;
Indigo 800
#3730A3
Tailwind Shades
Contrast Checker
Text on white
11.17:1
Text on black
1.88:1
Compare With
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Frequently Asked Questions
What are the RGB, HSL, and CMYK values of #3F278C?
RGB(63, 39, 140) · HSL(254.3, 56.4%, 35.1%) · CMYK(55.0%, 72.1%, 0.0%, 45.1%)
Does #3F278C meet WCAG contrast on white?
11.17:1 — WCAG AA Pass, AAA Pass for normal text.
What text color is readable on #3F278C?
Use FFFFFF text on a #3F278C background; contrast on black is 1.88:1.