#2F3170

#2F3170

Color Values

HEX

#2F3170

RGB

47, 49, 112

HSL

238.2, 40.9%, 31.2%

HSV

238.2, 58.0%, 43.9%

CMYK

58.0%, 56.2%, 0.0%, 56.1%

OKLCH

0.3487 0.1066 278.0

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#2F3170

#706E2F

Analogous

#2F5270

#4E2F70

#2F3170

Triadic

#2F3170

#702F31

#31702F

Split Complementary

#2F3170

#704E2F

#52702F

Tetradic

#2F3170

#702F52

#706E2F

#2F704E

Color Blindness Simulation

Original

#2F3170

Protanopia

#303061

Deuteranopia

#30305D

Tritanopia

#2F5552

Achromatopsia

#353535

CSS Usage

background-color: #2F3170;
color: #2F3170;
border-color: #2F3170;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E7F3
200
#CDCEEA
300
#A9AADB
400
#7A7CC7
500
#4B4EB4
600
#3C3F90
700
#303273
800
#26275A
900
#1F2042
950
#13142A

Contrast Checker

Text on white

11.7:1

AA Pass AAA Pass

Text on black

1.79:1

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