#423D95

#423D95

Color Values

HEX

#423D95

RGB

66, 61, 149

HSL

243.4, 41.9%, 41.2%

HSV

243.4, 59.1%, 58.4%

CMYK

55.7%, 59.1%, 0.0%, 41.6%

OKLCH

0.4169 0.1399 281.0

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#423D95

#90953D

Analogous

#3D6495

#6E3D95

#423D95

Triadic

#423D95

#95423D

#3D9542

Split Complementary

#423D95

#956E3D

#64953D

Tetradic

#423D95

#953D64

#90953D

#3D956E

Color Blindness Simulation

Original

#423D95

Protanopia

#404080

Deuteranopia

#40407B

Tritanopia

#426F6B

Achromatopsia

#444444

CSS Usage

background-color: #423D95;
color: #423D95;
border-color: #423D95;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F5FA
100
#E8E7F4
200
#CECCEA
300
#ABA8DB
400
#7E79C8
500
#504AB5
600
#403B91
700
#332F74
800
#28255A
900
#201E43
950
#14132A

Contrast Checker

Text on white

9.0:1

AA Pass AAA Pass

Text on black

2.33:1

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