#665E9B

#665E9B

Color Values

HEX

#665E9B

RGB

102, 94, 155

HSL

247.9, 24.5%, 48.8%

HSV

247.9, 39.4%, 60.8%

CMYK

34.2%, 39.4%, 0.0%, 39.2%

OKLCH

0.5161 0.0951 288.6

Properties

Cool Dark Nearest: mediumpurple 4

Color Harmonies

Complementary

#665E9B

#939B5E

Analogous

#5E749B

#845E9B

#665E9B

Triadic

#665E9B

#9B665E

#5E9B66

Split Complementary

#665E9B

#9B845E

#749B5E

Tetradic

#665E9B

#9B5E74

#939B5E

#5E9B84

Color Blindness Simulation

Original

#665E9B

Protanopia

#63628C

Deuteranopia

#636489

Tritanopia

#66817E

Achromatopsia

#646464

CSS Usage

background-color: #665E9B;
color: #665E9B;
border-color: #665E9B;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F6F6F9
100
#EAE9F1
200
#D5D3E4
300
#B7B3D1
400
#908AB8
500
#68609F
600
#544D7F
700
#433E66
800
#34304F
900
#29263B
950
#1A1825

Contrast Checker

Text on white

5.77:1

AA Pass AAA Fail

Text on black

3.64:1

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