#1E40AF

#1E40AF

Color Values

HEX

#1E40AF

RGB

30, 64, 175

HSL

225.9, 70.7%, 40.2%

HSV

225.9, 82.9%, 68.6%

CMYK

82.9%, 63.4%, 0.0%, 31.4%

OKLCH

0.4244 0.1809 265.6

Properties

Cool Dark Nearest: royalblue 3

Color Harmonies

Complementary

#1E40AF

#AF8D1E

Analogous

#1E89AF

#441EAF

#1E40AF

Triadic

#1E40AF

#AF1E40

#40AF1E

Split Complementary

#1E40AF

#AF441E

#89AF1E

Tetradic

#1E40AF

#AF1E89

#AF8D1E

#1EAF44

Color Blindness Simulation

Original

#1E40AF

Protanopia

#2D2D94

Deuteranopia

#2B288E

Tritanopia

#207F7A

Achromatopsia

#414141

CSS Usage

background-color: #1E40AF;
color: #1E40AF;
border-color: #1E40AF;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F3F5FC
100
#E2E7F8
200
#C2CEF5
300
#97ABED
400
#5E7DE3
500
#2550DA
600
#1E40AE
700
#18338B
800
#13286D
900
#12204F
950
#0B1432

Contrast Checker

Text on white

8.72:1

AA Pass AAA Pass

Text on black

2.41:1

AA Fail AAA Fail

Part of These Collections

Tailwind CSS — Blue

Blue 800

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026