#684DBC

#684DBC

Color Values

HEX

#684DBC

RGB

104, 77, 188

HSL

254,6, 45,3%, 52,0%

HSV

254,6, 59,0%, 73,7%

CMYK

44,7%, 59,0%, 0,0%, 26,3%

OKLCH

0,5077 0,167 290,4

Properties

Cool Dark Nearest: slateblue 3

Color Harmonies

Complementary

#684DBC

#A1BC4D

Analogous

#4D6ABC

#A04DBC

#684DBC

Triadic

#684DBC

#BC684D

#4DBC68

Split Complementary

#684DBC

#BCA04D

#6ABC4D

Tetradic

#684DBC

#BC4D6A

#A1BC4D

#4DBCA0

Color Blindness Simulation

Original

#684DBC

Protanopia

#5C5CA1

Deuteranopia

#5E609B

Tritanopia

#678C87

Achromatopsia

#5B5B5B

CSS Usage

background-color: #684DBC;
color: #684DBC;
border-color: #684DBC;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F6F4FA
100
#EAE6F4
200
#D3CBEB
300
#B4A6DE
400
#8B76CB
500
#6246B9
600
#4E3894
700
#3F2D77
800
#31235D
900
#261D44
950
#18122B

Contrast Checker

Text on white

6,22:1

AA Pass AAA Fail

Text on black

3,38:1

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