#3183DA

#3183DA

Color Values

HEX

#3183DA

RGB

49, 131, 218

HSL

210.9, 69.5%, 52.4%

HSV

210.9, 77.5%, 85.5%

CMYK

77.5%, 39.9%, 0.0%, 14.5%

OKLCH

0.6041 0.1539 253.0

Properties

Cool Light Nearest: dodgerblue 3

Color Harmonies

Complementary

#3183DA

#DA8831

Analogous

#31D7DA

#3431DA

#3183DA

Triadic

#3183DA

#DA3183

#83DA31

Split Complementary

#3183DA

#DA3431

#D7DA31

Tetradic

#3183DA

#DA31D7

#DA8831

#31DA34

Color Blindness Simulation

Original

#3183DA

Protanopia

#5555C5

Deuteranopia

#504AC0

Tritanopia

#35B4B1

Achromatopsia

#787878

CSS Usage

background-color: #3183DA;
color: #3183DA;
border-color: #3183DA;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F3F7FC
100
#E3EDF8
200
#C2DBF4
300
#97C1EC
400
#5F9FE2
500
#277DD8
600
#1F64AD
700
#19508A
800
#133E6C
900
#12304F
950
#0B1E32

Contrast Checker

Text on white

3.9:1

AA Fail AAA Fail

Text on black

5.39:1

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