#4991DB

#4991DB

Color Values

HEX

#4991DB

RGB

73, 145, 219

HSL

210.4, 67.0%, 57.3%

HSV

210.4, 66.7%, 85.9%

CMYK

66.7%, 33.8%, 0.0%, 14.1%

OKLCH

0.6439 0.1329 251.2

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#4991DB

#DB9349

Analogous

#49DADB

#4A49DB

#4991DB

Triadic

#4991DB

#DB4991

#91DB49

Split Complementary

#4991DB

#DB4A49

#DADB49

Tetradic

#4991DB

#DB49DA

#DB9349

#49DB4A

Color Blindness Simulation

Original

#4991DB

Protanopia

#6869C9

Deuteranopia

#645FC5

Tritanopia

#4DBBB8

Achromatopsia

#878787

CSS Usage

background-color: #4991DB;
color: #4991DB;
border-color: #4991DB;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E3EDF7
200
#C3DBF3
300
#99C1EB
400
#61A0E0
500
#2A7ED5
600
#2265AA
700
#1B5188
800
#153F6A
900
#13304E
950
#0C1E31

Contrast Checker

Text on white

3.3:1

AA Fail AAA Fail

Text on black

6.36:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026