#3F6DA5

#3F6DA5

Color Values

HEX

#3F6DA5

RGB

63, 109, 165

HSL

212.9, 44.7%, 44.7%

HSV

212.9, 61.8%, 64.7%

CMYK

61.8%, 33.9%, 0.0%, 35.3%

OKLCH

0.528 0.1023 254.3

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3F6DA5

#A5773F

Analogous

#3FA0A5

#443FA5

#3F6DA5

Triadic

#3F6DA5

#A53F6D

#6DA53F

Split Complementary

#3F6DA5

#A5443F

#A0A53F

Tetradic

#3F6DA5

#A53FA0

#A5773F

#3FA544

Color Blindness Simulation

Original

#3F6DA5

Protanopia

#535397

Deuteranopia

#504D94

Tritanopia

#418D8A

Achromatopsia

#676767

CSS Usage

background-color: #3F6DA5;
color: #3F6DA5;
border-color: #3F6DA5;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FA
100
#E6ECF4
200
#CBDAEB
300
#A6BFDD
400
#769DCB
500
#477AB8
600
#386294
700
#2D4E76
800
#233D5C
900
#1D2F44
950
#121D2B

Contrast Checker

Text on white

5.33:1

AA Pass AAA Fail

Text on black

3.94:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026