#313489

#313489

Color Values

HEX

#313489

RGB

49, 52, 137

HSL

238.0, 47.3%, 36.5%

HSV

238.0, 64.2%, 53.7%

CMYK

64.2%, 62.0%, 0.0%, 46.3%

OKLCH

0.377 0.1388 275.9

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#313489

#898631

Analogous

#316089

#5A3189

#313489

Triadic

#313489

#893134

#348931

Split Complementary

#313489

#895A31

#608931

Tetradic

#313489

#893160

#898631

#31895A

Color Blindness Simulation

Original

#313489

Protanopia

#323274

Deuteranopia

#32326F

Tritanopia

#316461

Achromatopsia

#393939

CSS Usage

background-color: #313489;
color: #313489;
border-color: #313489;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FA
100
#E6E6F4
200
#CACCEC
300
#A5A7DF
400
#7477CD
500
#4347BC
600
#363996
700
#2B2E78
800
#22245E
900
#1C1D45
950
#12122C

Contrast Checker

Text on white

10.59:1

AA Pass AAA Pass

Text on black

1.98:1

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