#664B96

#664B96

Color Values

HEX

#664B96

RGB

102, 75, 150

HSL

261.6, 33.3%, 44.1%

HSV

261.6, 50.0%, 58.8%

CMYK

32.0%, 50.0%, 0.0%, 41.2%

OKLCH

0.4767 0.1192 298.4

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#664B96

#7B964B

Analogous

#4B5596

#8B4B96

#664B96

Triadic

#664B96

#96664B

#4B9666

Split Complementary

#664B96

#968B4B

#55964B

Tetradic

#664B96

#964B55

#7B964B

#4B968B

Color Blindness Simulation

Original

#664B96

Protanopia

#5A5A84

Deuteranopia

#5C5E80

Tritanopia

#657672

Achromatopsia

#565656

CSS Usage

background-color: #664B96;
color: #664B96;
border-color: #664B96;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F7F5FA
100
#ECE8F2
200
#D8CFE7
300
#BCADD6
400
#9881C0
500
#7455AA
600
#5C4488
700
#4A366D
800
#3A2B55
900
#2C223F
950
#1C1528

Contrast Checker

Text on white

6.97:1

AA Pass AAA Fail

Text on black

3.01:1

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