#663D70

#663D70

Color Values

HEX

#663D70

RGB

102, 61, 112

HSL

288.2, 29.5%, 33.9%

HSV

288.2, 45.5%, 43.9%

CMYK

8.9%, 45.5%, 0.0%, 56.1%

OKLCH

0.4297 0.0947 319.6

Properties

Cool Dark Nearest: RAL 4005 Blue Lilac

Color Harmonies

Complementary

#663D70

#47703D

Analogous

#4C3D70

#703D60

#663D70

Triadic

#663D70

#70663D

#3D7066

Split Complementary

#663D70

#60703D

#3D704C

Tetradic

#663D70

#704C3D

#47703D

#3D6070

Color Blindness Simulation

Original

#663D70

Protanopia

#545464

Deuteranopia

#575A61

Tritanopia

#645A58

Achromatopsia

#494949

CSS Usage

background-color: #663D70;
color: #663D70;
border-color: #663D70;
Nearest Tailwind: Fuchsia 950 #4A044E

Tailwind Shades

50
#F9F5F9
100
#F0E9F2
200
#E2D1E6
300
#CDB0D4
400
#B285BC
500
#965AA5
600
#784884
700
#603A6A
800
#4B2D53
900
#38243D
950
#241627

Contrast Checker

Text on white

8.51:1

AA Pass AAA Pass

Text on black

2.47:1

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