#665FBC

#665FBC

Color Values

HEX

#665FBC

RGB

102, 95, 188

HSL

244,5, 41,0%, 55,5%

HSV

244,5, 49,5%, 73,7%

CMYK

45,7%, 49,5%, 0,0%, 26,3%

OKLCH

0,5378 0,1414 284,0

Properties

Cool Dark Nearest: Blue Violet

Color Harmonies

Complementary

#665FBC

#B5BC5F

Analogous

#5F87BC

#955FBC

#665FBC

Triadic

#665FBC

#BC665F

#5FBC66

Split Complementary

#665FBC

#BC955F

#87BC5F

Tetradic

#665FBC

#BC5F87

#B5BC5F

#5FBC95

Color Blindness Simulation

Original

#665FBC

Protanopia

#6363A6

Deuteranopia

#6364A0

Tritanopia

#669490

Achromatopsia

#676767

CSS Usage

background-color: #665FBC;
color: #665FBC;
border-color: #665FBC;
Nearest Tailwind: Indigo 400 #818CF8

Tailwind Shades

50
#F5F5FA
100
#E8E7F3
200
#CFCDEA
300
#ACA9DB
400
#807AC7
500
#534BB4
600
#423C90
700
#353073
800
#2A265A
900
#211F42
950
#15132A

Contrast Checker

Text on white

5,35:1

AA Pass AAA Fail

Text on black

3,93:1

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