#370B64

#370B64

Color Values

HEX

#370B64

RGB

55, 11, 100

HSL

269.7, 80.2%, 21.8%

HSV

269.7, 89.0%, 39.2%

CMYK

45.0%, 89.0%, 0.0%, 60.8%

OKLCH

0.2881 0.1393 299.2

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#370B64

#38640B

Analogous

#0B0B64

#640B64

#370B64

Triadic

#370B64

#64370B

#0B6437

Split Complementary

#370B64

#64640B

#0B640B

Tetradic

#370B64

#640B0B

#38640B

#0B6464

Color Blindness Simulation

Original

#370B64

Protanopia

#24244E

Deuteranopia

#262A49

Tritanopia

#353D3A

Achromatopsia

#1B1B1B

CSS Usage

background-color: #370B64;
color: #370B64;
border-color: #370B64;
Nearest Tailwind: Purple 950 #3B0764

Tailwind Shades

50
#F7F2FD
100
#EDE1F9
200
#DBBFF8
300
#C191F3
400
#A055EC
500
#7E19E6
600
#6514B8
700
#511093
800
#3F0D73
900
#300D53
950
#1E0935

Contrast Checker

Text on white

15.06:1

AA Pass AAA Pass

Text on black

1.39:1

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