#303071

#303071

Color Values

HEX

#303071

RGB

48, 48, 113

HSL

240.0, 40.4%, 31.6%

HSV

240.0, 57.5%, 44.3%

CMYK

57.5%, 57.5%, 0.0%, 55.7%

OKLCH

0.3483 0.1094 279.1

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#303071

#717130

Analogous

#305171

#513071

#303071

Triadic

#303071

#713030

#307130

Split Complementary

#303071

#715130

#517130

Tetradic

#303071

#713051

#717130

#307151

Color Blindness Simulation

Original

#303071

Protanopia

#303061

Deuteranopia

#30305E

Tritanopia

#305552

Achromatopsia

#353535

CSS Usage

background-color: #303071;
color: #303071;
border-color: #303071;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E7F3
200
#CDCDEA
300
#A9A9DB
400
#7B7BC7
500
#4C4CB3
600
#3D3D8F
700
#313173
800
#26265A
900
#1F1F42
950
#13132A

Contrast Checker

Text on white

11.75:1

AA Pass AAA Pass

Text on black

1.79:1

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