#684D9B

#684D9B

Color Values

HEX

#684D9B

RGB

104, 77, 155

HSL

260.8, 33.6%, 45.5%

HSV

260.8, 50.3%, 60.8%

CMYK

32.9%, 50.3%, 0.0%, 39.2%

OKLCH

0.4854 0.123 297.6

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#684D9B

#809B4D

Analogous

#4D599B

#8F4D9B

#684D9B

Triadic

#684D9B

#9B684D

#4D9B68

Split Complementary

#684D9B

#9B8F4D

#599B4D

Tetradic

#684D9B

#9B4D59

#809B4D

#4D9B8F

Color Blindness Simulation

Original

#684D9B

Protanopia

#5C5C88

Deuteranopia

#5E6084

Tritanopia

#677976

Achromatopsia

#585858

CSS Usage

background-color: #684D9B;
color: #684D9B;
border-color: #684D9B;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F7F5FA
100
#ECE8F2
200
#D8CFE7
300
#BBADD6
400
#9781C0
500
#7255AA
600
#5B4488
700
#49366D
800
#392A55
900
#2C223F
950
#1C1528

Contrast Checker

Text on white

6.72:1

AA Pass AAA Fail

Text on black

3.12:1

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