#2F3459

#2F3459

Color Values

HEX

#2F3459

RGB

47, 52, 89

HSL

232.9, 30.9%, 26.7%

HSV

232.9, 47.2%, 34.9%

CMYK

47.2%, 41.6%, 0.0%, 65.1%

OKLCH

0.339 0.0651 276.5

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#2F3459

#59542F

Analogous

#2F4959

#3F2F59

#2F3459

Triadic

#2F3459

#592F34

#34592F

Split Complementary

#2F3459

#593F2F

#49592F

Tetradic

#2F3459

#592F49

#59542F

#2F593F

Color Blindness Simulation

Original

#2F3459

Protanopia

#313150

Deuteranopia

#31304E

Tritanopia

#2F4947

Achromatopsia

#363636

CSS Usage

background-color: #2F3459;
color: #2F3459;
border-color: #2F3459;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F6F9
100
#E8EAF2
200
#D0D3E6
300
#AFB3D5
400
#838ABE
500
#5861A7
600
#464E86
700
#383E6B
800
#2C3153
900
#23263E
950
#161827

Contrast Checker

Text on white

11.96:1

AA Pass AAA Pass

Text on black

1.76:1

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