#665EB0

#665EB0

Color Values

HEX

#665EB0

RGB

102, 94, 176

HSL

245.9, 34.2%, 52.9%

HSV

245.9, 46.6%, 69.0%

CMYK

42.0%, 46.6%, 0.0%, 31.0%

OKLCH

0.5283 0.1258 285.7

Properties

Cool Dark Nearest: Blue Violet

Color Harmonies

Complementary

#665EB0

#A8B05E

Analogous

#5E7FB0

#8F5EB0

#665EB0

Triadic

#665EB0

#B0665E

#5EB066

Split Complementary

#665EB0

#B08F5E

#7FB05E

Tetradic

#665EB0

#B05E7F

#A8B05E

#5EB08F

Color Blindness Simulation

Original

#665EB0

Protanopia

#63629C

Deuteranopia

#636497

Tritanopia

#668C89

Achromatopsia

#666666

CSS Usage

background-color: #665EB0;
color: #665EB0;
border-color: #665EB0;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F6F5FA
100
#E9E8F2
200
#D1CFE8
300
#B1ADD7
400
#8780C1
500
#5C54AB
600
#4A4389
700
#3B366E
800
#2E2A56
900
#24223F
950
#171528

Contrast Checker

Text on white

5.54:1

AA Pass AAA Fail

Text on black

3.79:1

AA Fail 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