#307CD9

#307CD9

Color Values

HEX

#307CD9

RGB

48, 124, 217

HSL

213,0, 69,0%, 52,0%

HSV

213,0, 77,9%, 85,1%

CMYK

77,9%, 42,9%, 0,0%, 14,9%

OKLCH

0,5877 0,1604 255,5

Properties

Cool Light Nearest: Navy Blue

Color Harmonies

Complementary

#307CD9

#D98D30

Analogous

#30D1D9

#3930D9

#307CD9

Triadic

#307CD9

#D9307C

#7CD930

Split Complementary

#307CD9

#D93930

#D1D930

Tetradic

#307CD9

#D930D1

#D98D30

#30D939

Color Blindness Simulation

Original

#307CD9

Protanopia

#5152C3

Deuteranopia

#4C47BD

Tritanopia

#34B1AD

Achromatopsia

#737373

CSS Usage

background-color: #307CD9;
color: #307CD9;
border-color: #307CD9;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F3F7FC
100
#E3ECF8
200
#C3D9F4
300
#98BEEC
400
#609AE2
500
#2877D7
600
#205FAC
700
#194C8A
800
#143B6C
900
#122D4F
950
#0C1D32

Contrast Checker

Text on white

4,19:1

AA Fail AAA Fail

Text on black

5,01:1

AA Pass 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