#191EB1

#191EB1

Color Values

HEX

#191EB1

RGB

25, 30, 177

HSL

238.0, 75.2%, 39.6%

HSV

238.0, 85.9%, 69.4%

CMYK

85.9%, 83.1%, 0.0%, 30.6%

OKLCH

0.3726 0.2185 268.1

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#191EB1

#B1AC19

Analogous

#196AB1

#6019B1

#191EB1

Triadic

#191EB1

#B1191E

#1EB119

Split Complementary

#191EB1

#B16019

#6AB119

Tetradic

#191EB1

#B1196A

#B1AC19

#19B160

Color Blindness Simulation

Original

#191EB1

Protanopia

#1B1B8D

Deuteranopia

#1B1A85

Tritanopia

#19716B

Achromatopsia

#282828

CSS Usage

background-color: #191EB1;
color: #191EB1;
border-color: #191EB1;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F2F3FC
100
#E2E3F9
200
#C0C2F6
300
#9497F0
400
#5A5EE8
500
#2026DF
600
#191EB3
700
#14188F
800
#101370
900
#101251
950
#0A0B33

Contrast Checker

Text on white

11.28:1

AA Pass AAA Pass

Text on black

1.86:1

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