#30309C

#30309C

Color Values

HEX

#30309C

RGB

48, 48, 156

HSL

240.0, 52.9%, 40.0%

HSV

240.0, 69.2%, 61.2%

CMYK

69.2%, 69.2%, 0.0%, 38.8%

OKLCH

0.3867 0.1699 275.0

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#30309C

#9C9C30

Analogous

#30669C

#66309C

#30309C

Triadic

#30309C

#9C3030

#309C30

Split Complementary

#30309C

#9C6630

#669C30

Tetradic

#30309C

#9C3066

#9C9C30

#309C66

Color Blindness Simulation

Original

#30309C

Protanopia

#303082

Deuteranopia

#30307C

Tritanopia

#306D69

Achromatopsia

#383838

CSS Usage

background-color: #30309C;
color: #30309C;
border-color: #30309C;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E5E5F5
200
#C8C8EE
300
#A1A1E2
400
#6F6FD3
500
#3C3CC3
600
#30309C
700
#26267D
800
#1E1E61
900
#191948
950
#10102D

Contrast Checker

Text on white

10.35:1

AA Pass AAA Pass

Text on black

2.03:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

2월 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

2월 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

2월 19, 2026