#304865

#304865

Color Values

HEX

#304865

RGB

48, 72, 101

HSL

212.8, 35.6%, 29.2%

HSV

212.8, 52.5%, 39.6%

CMYK

52.5%, 28.7%, 0.0%, 60.4%

OKLCH

0.3955 0.0577 253.8

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#304865

#654D30

Analogous

#306265

#323065

#304865

Triadic

#304865

#653048

#486530

Split Complementary

#304865

#653230

#626530

Tetradic

#304865

#653062

#654D30

#306532

Color Blindness Simulation

Original

#304865

Protanopia

#3A3B5E

Deuteranopia

#39375C

Tritanopia

#315857

Achromatopsia

#454545

CSS Usage

background-color: #304865;
color: #304865;
border-color: #304865;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7FA
100
#E8EDF3
200
#CFDAE8
300
#ACC0D8
400
#7F9EC2
500
#527BAD
600
#42638A
700
#354F6F
800
#293E56
900
#212F40
950
#151E28

Contrast Checker

Text on white

9.37:1

AA Pass AAA Pass

Text on black

2.24:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026