#663D7E

#663D7E

Color Values

HEX

#663D7E

RGB

102, 61, 126

HSL

277.8, 34.8%, 36.7%

HSV

277.8, 51.6%, 49.4%

CMYK

19.0%, 51.6%, 0.0%, 50.6%

OKLCH

0.4375 0.1118 311.7

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#663D7E

#557E3D

Analogous

#453D7E

#7E3D76

#663D7E

Triadic

#663D7E

#7E663D

#3D7E66

Split Complementary

#663D7E

#767E3D

#3D7E45

Tetradic

#663D7E

#7E453D

#557E3D

#3D767E

Color Blindness Simulation

Original

#663D7E

Protanopia

#54546E

Deuteranopia

#575A6A

Tritanopia

#64625F

Achromatopsia

#4A4A4A

CSS Usage

background-color: #663D7E;
color: #663D7E;
border-color: #663D7E;
Nearest Tailwind: Fuchsia 900 #701A75

Tailwind Shades

50
#F8F5FA
100
#EFE8F2
200
#DFCFE8
300
#C7ADD7
400
#A980C1
500
#8B53AC
600
#6F4389
700
#59356E
800
#462A56
900
#342140
950
#211528

Contrast Checker

Text on white

8.29:1

AA Pass AAA Pass

Text on black

2.53:1

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