#2F398F

#2F398F

Color Values

HEX

#2F398F

RGB

47, 57, 143

HSL

233.8, 50.5%, 37.3%

HSV

233.8, 67.1%, 56.1%

CMYK

67.1%, 60.1%, 0.0%, 43.9%

OKLCH

0.3905 0.1412 272.9

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#2F398F

#8F852F

Analogous

#2F698F

#552F8F

#2F398F

Triadic

#2F398F

#8F2F39

#398F2F

Split Complementary

#2F398F

#8F552F

#698F2F

Tetradic

#2F398F

#8F2F69

#8F852F

#2F8F55

Color Blindness Simulation

Original

#2F398F

Protanopia

#33337A

Deuteranopia

#333275

Tritanopia

#306A66

Achromatopsia

#3D3D3D

CSS Usage

background-color: #2F398F;
color: #2F398F;
border-color: #2F398F;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F5FB
100
#E5E7F5
200
#C9CDED
300
#A3A9E1
400
#717BD0
500
#3F4CC0
600
#323D9A
700
#28317B
800
#202660
900
#1A1F46
950
#11142D

Contrast Checker

Text on white

9.99:1

AA Pass AAA Pass

Text on black

2.1:1

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