#2B5FD4

#2B5FD4

Color Values

HEX

#2B5FD4

RGB

43, 95, 212

HSL

221.5, 66.3%, 50.0%

HSV

221.5, 79.7%, 83.1%

CMYK

79.7%, 55.2%, 0.0%, 16.9%

OKLCH

0.5214 0.189 263.3

Properties

Cool Dark Nearest: royalblue 3

Color Harmonies

Complementary

#2B5FD4

#D4A02B

Analogous

#2BB4D4

#4B2BD4

#2B5FD4

Triadic

#2B5FD4

#D42B5F

#5FD42B

Split Complementary

#2B5FD4

#D44B2B

#B4D42B

Tetradic

#2B5FD4

#D42BB4

#D4A02B

#2BD44B

Color Blindness Simulation

Original

#2B5FD4

Protanopia

#4242B8

Deuteranopia

#3E3BB1

Tritanopia

#2EA19C

Achromatopsia

#5C5C5C

CSS Usage

background-color: #2B5FD4;
color: #2B5FD4;
border-color: #2B5FD4;
Nearest Tailwind: Blue 600 #2563EB

Tailwind Shades

50
#F3F6FC
100
#E3E9F7
200
#C4D2F3
300
#99B2EA
400
#6289DF
500
#2B5FD4
600
#224CAA
700
#1B3D88
800
#15306A
900
#14254D
950
#0C1831

Contrast Checker

Text on white

5.69:1

AA Pass AAA Fail

Text on black

3.69:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026