#423BA9

#423BA9

Color Values

HEX

#423BA9

RGB

66, 59, 169

HSL

243,8, 48,2%, 44,7%

HSV

243,8, 65,1%, 66,3%

CMYK

60,9%, 65,1%, 0,0%, 33,7%

OKLCH

0,43 0,1698 279,3

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#423BA9

#A2A93B

Analogous

#3B6BA9

#793BA9

#423BA9

Triadic

#423BA9

#A9423B

#3BA942

Split Complementary

#423BA9

#A9793B

#6BA93B

Tetradic

#423BA9

#A93B6B

#A2A93B

#3BA979

Color Blindness Simulation

Original

#423BA9

Protanopia

#3F3F8E

Deuteranopia

#3F4088

Tritanopia

#427975

Achromatopsia

#444444

CSS Usage

background-color: #423BA9;
color: #423BA9;
border-color: #423BA9;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F5F4FA
100
#E7E6F4
200
#CCCAED
300
#A8A4DF
400
#7973CE
500
#4A42BD
600
#3B3597
700
#2F2A79
800
#25215E
900
#1E1B45
950
#13112C

Contrast Checker

Text on white

8,64:1

AA Pass AAA Pass

Text on black

2,43:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026