#421C61

#421C61

Color Values

HEX

#421C61

RGB

66, 28, 97

HSL

273.0, 55.2%, 24.5%

HSV

273.0, 71.1%, 38.0%

CMYK

32.0%, 71.1%, 0.0%, 62.0%

OKLCH

0.3197 0.1182 306.0

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#421C61

#3B611C

Analogous

#1F1C61

#611C5E

#421C61

Triadic

#421C61

#61421C

#1C6142

Split Complementary

#421C61

#5E611C

#1C611F

Tetradic

#421C61

#611F1C

#3B611C

#1C5E61

Color Blindness Simulation

Original

#421C61

Protanopia

#323150

Deuteranopia

#34374C

Tritanopia

#404340

Achromatopsia

#292929

CSS Usage

background-color: #421C61;
color: #421C61;
border-color: #421C61;
Nearest Tailwind: Fuchsia 950 #4A044E

Tailwind Shades

50
#F8F4FB
100
#EEE5F6
200
#DDC8EF
300
#C5A0E4
400
#A66DD5
500
#8739C6
600
#6C2E9E
700
#56257F
800
#431D63
900
#331849
950
#200F2E

Contrast Checker

Text on white

13.37:1

AA Pass AAA Pass

Text on black

1.57:1

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