#6366F7

#6366F7

Color Values

HEX

#6366F7

RGB

99, 102, 247

HSL

238.8, 90.2%, 67.8%

HSV

238.8, 59.9%, 96.9%

CMYK

59.9%, 58.7%, 0.0%, 3.1%

OKLCH

0.5899 0.2118 276.8

Properties

Cool Light Nearest: slateblue 1

Color Harmonies

Complementary

#6366F7

#F7F463

Analogous

#63B0F7

#AA63F7

#6366F7

Triadic

#6366F7

#F76366

#66F763

Split Complementary

#6366F7

#F7AA63

#B0F763

Tetradic

#6366F7

#F763B0

#F7F463

#63F7AA

Color Blindness Simulation

Original

#6366F7

Protanopia

#6464D4

Deuteranopia

#6464CB

Tritanopia

#63B8B2

Achromatopsia

#707070

CSS Usage

background-color: #6366F7;
color: #6366F7;
border-color: #6366F7;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F1F2FD
100
#DFE0FB
200
#BBBCFC
300
#8B8DF9
400
#4C4FF6
500
#0C11F3
600
#0A0EC2
700
#080B9B
800
#060979
900
#090B58
950
#060737

Contrast Checker

Text on white

4.4:1

AA Fail AAA Fail

Text on black

4.77:1

AA Pass 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