#306BB5

#306BB5

Color Values

HEX

#306BB5

RGB

48, 107, 181

HSL

213.4, 58.1%, 44.9%

HSV

213.4, 73.5%, 71.0%

CMYK

73.5%, 40.9%, 0.0%, 29.0%

OKLCH

0.5267 0.1319 255.5

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#306BB5

#B57A30

Analogous

#30ADB5

#3830B5

#306BB5

Triadic

#306BB5

#B5306B

#6BB530

Split Complementary

#306BB5

#B53830

#ADB530

Tetradic

#306BB5

#B530AD

#B57A30

#30B538

Color Blindness Simulation

Original

#306BB5

Protanopia

#4A4AA3

Deuteranopia

#46429F

Tritanopia

#339592

Achromatopsia

#646464

CSS Usage

background-color: #306BB5;
color: #306BB5;
border-color: #306BB5;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FB
100
#E4ECF6
200
#C7D9F0
300
#9EBEE5
400
#6A9AD7
500
#3577CA
600
#2B5FA1
700
#224C81
800
#1B3C65
900
#172E4A
950
#0F1D2F

Contrast Checker

Text on white

5.39:1

AA Pass AAA Fail

Text on black

3.9:1

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