#665FF1

#665FF1

Color Values

HEX

#665FF1

RGB

102, 95, 241

HSL

242.9, 83.9%, 65.9%

HSV

242.9, 60.6%, 94.5%

CMYK

57.7%, 60.6%, 0.0%, 5.5%

OKLCH

0.5757 0.212 279.5

Properties

Cool Dark Nearest: slateblue 1

Color Harmonies

Complementary

#665FF1

#EAF15F

Analogous

#5FA1F1

#AF5FF1

#665FF1

Triadic

#665FF1

#F1665F

#5FF166

Split Complementary

#665FF1

#F1AF5F

#A1F15F

Tetradic

#665FF1

#F15FA1

#EAF15F

#5FF1AF

Color Blindness Simulation

Original

#665FF1

Protanopia

#6363CE

Deuteranopia

#6364C5

Tritanopia

#66B2AC

Achromatopsia

#6B6B6B

CSS Usage

background-color: #665FF1;
color: #665FF1;
border-color: #665FF1;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F2F2FD
100
#E2E0FA
200
#C0BDF9
300
#938EF5
400
#5951F0
500
#1F15EA
600
#1910BC
700
#140D96
800
#0F0A75
900
#0F0C55
950
#0A0736

Contrast Checker

Text on white

4.7:1

AA Pass AAA Fail

Text on black

4.47:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026