RAL 5013 Cobalt Blue
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#1E213D
RAL color
RAL 5013 Cobalt Blue (#1E213D) is a very deep, dark navy-blue from the RAL Classic system named after cobalt, the metallic element whose compounds have produced rich blue pigments since antiquity. This deep blue has aristocratic associations through Delftware, Meissen porcelain, and cobalt glass. It's used in premium ceramic specifications and prestige product design.
Color Values
#1E213D
30, 33, 61
234.2, 34.1%, 17.8%
234.2, 50.8%, 23.9%
50.8%, 45.9%, 0.0%, 76.1%
0.26 0.0524 277.5
Properties
Color Psychology
Dark blues like navy and midnight convey authority, intelligence, and unshakeable confidence. They are the color of police uniforms, corporate suits, and official documents worldwide. Navy blue inspires feelings of security and order, anchoring visual hierarchies with gravitas.
Design Usage
Dark blue is the premier choice for header backgrounds, navigation bars, and footer sections in corporate websites. It provides excellent contrast for white text and creates a sense of depth and professionalism. Pair it with bright accent colors like orange or lime for vibrant CTAs that pop against the authoritative background.
Color Harmonies
Color Blindness Simulation
CSS Usage
background-color: #1E213D;
color: #1E213D;
border-color: #1E213D;
Slate 900
#0F172A
Tailwind Shades
Contrast Checker
Text on white
15.67:1
Text on black
1.34:1
Compare With
Frequently Asked Questions
What are the RGB, HSL, and CMYK values of #1E213D?
RGB(30, 33, 61) · HSL(234.2, 34.1%, 17.8%) · CMYK(50.8%, 45.9%, 0.0%, 76.1%)
Does #1E213D meet WCAG contrast on white?
15.67:1 — WCAG AA Pass, AAA Pass for normal text.
What text color is readable on #1E213D?
Use FFFFFF text on a #1E213D background; contrast on black is 1.34:1.