#31336B

#31336B

Color Values

HEX

#31336B

RGB

49, 51, 107

HSL

237.9, 37.2%, 30.6%

HSV

237.9, 54.2%, 42.0%

CMYK

54.2%, 52.3%, 0.0%, 58.0%

OKLCH

0.3508 0.0954 278.7

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#31336B

#6B6931

Analogous

#31506B

#4C316B

#31336B

Triadic

#31336B

#6B3133

#336B31

Split Complementary

#31336B

#6B4C31

#506B31

Tetradic

#31336B

#6B3150

#6B6931

#316B4C

Color Blindness Simulation

Original

#31336B

Protanopia

#32325D

Deuteranopia

#32325A

Tritanopia

#315350

Achromatopsia

#373737

CSS Usage

background-color: #31336B;
color: #31336B;
border-color: #31336B;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5FA
100
#E8E8F3
200
#CECFE9
300
#ABADD9
400
#7E80C4
500
#5053AF
600
#40438C
700
#333570
800
#282A57
900
#202141
950
#141529

Contrast Checker

Text on white

11.56:1

AA Pass AAA Pass

Text on black

1.82:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026