#6366FE

#6366FE

Color Values

HEX

#6366FE

RGB

99, 102, 254

HSL

238.8, 98.7%, 69.2%

HSV

238.8, 61.0%, 99.6%

CMYK

61.0%, 59.8%, 0.0%, 0.4%

OKLCH

0.5953 0.2207 276.5

Properties

Cool Light Nearest: slateblue 1

Color Harmonies

Complementary

#6366FE

#FEFB63

Analogous

#63B4FE

#AD63FE

#6366FE

Triadic

#6366FE

#FE6366

#66FE63

Split Complementary

#6366FE

#FEAD63

#B4FE63

Tetradic

#6366FE

#FE63B4

#FEFB63

#63FEAD

Color Blindness Simulation

Original

#6366FE

Protanopia

#6464D9

Deuteranopia

#6464D0

Tritanopia

#63BCB6

Achromatopsia

#707070

CSS Usage

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

Tailwind Shades

50
#F1F1FE
100
#DEDFFC
200
#B8B9FF
300
#8588FE
400
#4447FE
500
#0207FD
600
#0105CB
700
#0104A2
800
#01037F
900
#05075B
950
#03053A

Contrast Checker

Text on white

4.32:1

AA Fail AAA Fail

Text on black

4.86:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026