#421F54

#421F54

Color Values

HEX

#421F54

RGB

66, 31, 84

HSL

279,6, 46,1%, 22,5%

HSV

279,6, 63,1%, 32,9%

CMYK

21,4%, 63,1%, 0,0%, 67,1%

OKLCH

0,3145 0,0974 312,6

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#421F54

#31541F

Analogous

#271F54

#541F4B

#421F54

Triadic

#421F54

#54421F

#1F5442

Split Complementary

#421F54

#4B541F

#1F5427

Tetradic

#421F54

#54271F

#31541F

#1F4B54

Color Blindness Simulation

Original

#421F54

Protanopia

#333347

Deuteranopia

#353744

Tritanopia

#403D3B

Achromatopsia

#2A2A2A

CSS Usage

background-color: #421F54;
color: #421F54;
border-color: #421F54;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F4FA
100
#EFE6F4
200
#E1CBEC
300
#CBA6DE
400
#AF75CC
500
#9245BA
600
#753795
700
#5E2C77
800
#49225D
900
#371C45
950
#23122B

Contrast Checker

Text on white

13,5:1

AA Pass AAA Pass

Text on black

1,56:1

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