#131AAA

#131AAA

Color Values

HEX

#131AAA

RGB

19, 26, 170

HSL

237.2, 79.9%, 37.1%

HSV

237.2, 88.8%, 66.7%

CMYK

88.8%, 84.7%, 0.0%, 33.3%

OKLCH

0.3574 0.2149 267.2

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#131AAA

#AAA313

Analogous

#1366AA

#5813AA

#131AAA

Triadic

#131AAA

#AA131A

#1AAA13

Split Complementary

#131AAA

#AA5813

#66AA13

Tetradic

#131AAA

#AA1366

#AAA313

#13AA58

Color Blindness Simulation

Original

#131AAA

Protanopia

#161687

Deuteranopia

#16157F

Tritanopia

#136C66

Achromatopsia

#232323

CSS Usage

background-color: #131AAA;
color: #131AAA;
border-color: #131AAA;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F3FD
100
#E1E2F9
200
#BFC1F8
300
#9195F3
400
#555CEC
500
#1A23E5
600
#151CB7
700
#101693
800
#0D1273
900
#0E1153
950
#090B35

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