#423AB4

#423AB4

Color Values

HEX

#423AB4

RGB

66, 58, 180

HSL

243.9, 51.3%, 46.7%

HSV

243.9, 67.8%, 70.6%

CMYK

63.3%, 67.8%, 0.0%, 29.4%

OKLCH

0.4382 0.1853 278.4

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#423AB4

#ACB43A

Analogous

#3A6FB4

#7F3AB4

#423AB4

Triadic

#423AB4

#B4423A

#3AB442

Split Complementary

#423AB4

#B47F3A

#6FB43A

Tetradic

#423AB4

#B43A6F

#ACB43A

#3AB47F

Color Blindness Simulation

Original

#423AB4

Protanopia

#3F3E97

Deuteranopia

#3F408F

Tritanopia

#427F7A

Achromatopsia

#454545

CSS Usage

background-color: #423AB4;
color: #423AB4;
border-color: #423AB4;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E6E5F5
200
#CBC9EE
300
#A6A2E1
400
#7770D1
500
#473EC1
600
#38329A
700
#2D287B
800
#231F60
900
#1D1A47
950
#12102D

Contrast Checker

Text on white

8.41:1

AA Pass AAA Pass

Text on black

2.5:1

AA Fail AAA Fail

Related Articles

Tutorials

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

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026