#33397B

#33397B

Color Values

HEX

#33397B

RGB

51, 57, 123

HSL

235,0, 41,4%, 34,1%

HSV

235,0, 58,5%, 48,2%

CMYK

58,5%, 53,7%, 0,0%, 51,8%

OKLCH

0,3771 0,1107 275,8

Properties

Cool Dark Nearest: royalblue 4

Color Harmonies

Complementary

#33397B

#7B7533

Analogous

#335D7B

#51337B

#33397B

Triadic

#33397B

#7B3339

#397B33

Split Complementary

#33397B

#7B5133

#5D7B33

Tetradic

#33397B

#7B335D

#7B7533

#337B51

Color Blindness Simulation

Original

#33397B

Protanopia

#36366B

Deuteranopia

#353567

Tritanopia

#335E5C

Achromatopsia

#3C3C3C

CSS Usage

background-color: #33397B;
color: #33397B;
border-color: #33397B;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E8F3
200
#CDCFEA
300
#A8ADDB
400
#7A80C8
500
#4B54B4
600
#3C4390
700
#303573
800
#252A5A
900
#1E2143
950
#13152A

Contrast Checker

Text on white

10,44:1

AA Pass AAA Pass

Text on black

2,01:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Fev 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Fev 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Fev 19, 2026