#640FB6

#640FB6

Color Values

HEX

#640FB6

RGB

100, 15, 182

HSL

270.5, 84.8%, 38.6%

HSV

270.5, 91.8%, 71.4%

CMYK

45.1%, 91.8%, 0.0%, 28.6%

OKLCH

0.4303 0.2228 298.1

Properties

Cool Dark Nearest: purple 3

Color Harmonies

Complementary

#640FB6

#61B60F

Analogous

#100FB6

#B60FB5

#640FB6

Triadic

#640FB6

#B6640F

#0FB664

Split Complementary

#640FB6

#B5B60F

#0FB610

Tetradic

#640FB6

#B6100F

#61B60F

#0FB5B6

Color Blindness Simulation

Original

#640FB6

Protanopia

#3F3E8E

Deuteranopia

#444A84

Tritanopia

#606E67

Achromatopsia

#2D2D2D

CSS Usage

background-color: #640FB6;
color: #640FB6;
border-color: #640FB6;
Nearest Tailwind: Violet 800 #5B21B6

Tailwind Shades

50
#F7F2FD
100
#EDE0FA
200
#DCBDFA
300
#C38EF6
400
#A251F1
500
#8113EC
600
#6710BC
700
#530C97
800
#410A76
900
#310B55
950
#1F0736

Contrast Checker

Text on white

9.19:1

AA Pass AAA Pass

Text on black

2.29:1

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