#309DAD

#309DAD

Color Values

HEX

#309DAD

RGB

48, 157, 173

HSL

187,7, 56,6%, 43,3%

HSV

187,7, 72,3%, 67,8%

CMYK

72,3%, 9,2%, 0,0%, 32,2%

OKLCH

0,6427 0,0976 209,3

Properties

Cool Light Nearest: NCS S 1050-B20G Cyan

Color Harmonies

Complementary

#309DAD

#AD4030

Analogous

#30AD7E

#305EAD

#309DAD

Triadic

#309DAD

#AD309D

#9DAD30

Split Complementary

#309DAD

#AD305E

#AD7E30

Tetradic

#309DAD

#7E30AD

#AD4030

#5EAD30

Color Blindness Simulation

Original

#309DAD

Protanopia

#5F60A9

Deuteranopia

#5951A8

Tritanopia

#35A6A5

Achromatopsia

#878787

CSS Usage

background-color: #309DAD;
color: #309DAD;
border-color: #309DAD;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F4FAFB
100
#E5F4F6
200
#C7EAF0
300
#9FDCE4
400
#6BC8D6
500
#37B5C8
600
#2C91A0
700
#237480
800
#1C5B64
900
#184349
950
#0F2A2E

Contrast Checker

Text on white

3,21:1

AA Fail AAA Fail

Text on black

6,55:1

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