#6166CB

#6166CB

Color Values

HEX

#6166CB

RGB

97, 102, 203

HSL

237.2, 50.5%, 58.8%

HSV

237.2, 52.2%, 79.6%

CMYK

52.2%, 49.8%, 0.0%, 20.4%

OKLCH

0.5571 0.1534 278.0

Properties

Cool Dark Nearest: NCS S 1050-R90B Blue Violet

Color Harmonies

Complementary

#6166CB

#CBC661

Analogous

#619BCB

#9161CB

#6166CB

Triadic

#6166CB

#CB6166

#66CB61

Split Complementary

#6166CB

#CB9161

#9BCB61

Tetradic

#6166CB

#CB619B

#CBC661

#61CB91

Color Blindness Simulation

Original

#6166CB

Protanopia

#6363B3

Deuteranopia

#6362AD

Tritanopia

#619F9B

Achromatopsia

#6C6C6C

CSS Usage

background-color: #6166CB;
color: #6166CB;
border-color: #6166CB;
Nearest Tailwind: Indigo 400 #818CF8

Tailwind Shades

50
#F4F4FB
100
#E5E6F5
200
#C9CBED
300
#A3A6E1
400
#7175D0
500
#3F45C0
600
#32379A
700
#282C7B
800
#202360
900
#1A1C46
950
#11122D

Contrast Checker

Text on white

4.92:1

AA Pass AAA Fail

Text on black

4.27:1

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