#3F7ABB

#3F7ABB

Color Values

HEX

#3F7ABB

RGB

63, 122, 187

HSL

211.5, 49.6%, 49.0%

HSV

211.5, 66.3%, 73.3%

CMYK

66.3%, 34.8%, 0.0%, 26.7%

OKLCH

0.5703 0.1184 252.6

Properties

Cool Light Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3F7ABB

#BB803F

Analogous

#3FB8BB

#423FBB

#3F7ABB

Triadic

#3F7ABB

#BB3F7A

#7ABB3F

Split Complementary

#3F7ABB

#BB423F

#B8BB3F

Tetradic

#3F7ABB

#BB3FB8

#BB803F

#3FBB42

Color Blindness Simulation

Original

#3F7ABB

Protanopia

#5959AB

Deuteranopia

#5551A8

Tritanopia

#429F9C

Achromatopsia

#727272

CSS Usage

background-color: #3F7ABB;
color: #3F7ABB;
border-color: #3F7ABB;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E6EDF5
200
#CADAED
300
#A3C0E0
400
#729ECF
500
#407CBF
600
#336399
700
#29507A
800
#203E5F
900
#1B2F46
950
#111E2C

Contrast Checker

Text on white

4.46:1

AA Fail AAA Fail

Text on black

4.71:1

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