#3F72AE

#3F72AE

Color Values

HEX

#3F72AE

RGB

63, 114, 174

HSL

212.4, 46.8%, 46.5%

HSV

212.4, 63.8%, 68.2%

CMYK

63.8%, 34.5%, 0.0%, 31.8%

OKLCH

0.5446 0.1093 253.7

Properties

Cool Dark Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3F72AE

#AE7B3F

Analogous

#3FAAAE

#443FAE

#3F72AE

Triadic

#3F72AE

#AE3F72

#72AE3F

Split Complementary

#3F72AE

#AE443F

#AAAE3F

Tetradic

#3F72AE

#AE3FAA

#AE7B3F

#3FAE44

Color Blindness Simulation

Original

#3F72AE

Protanopia

#55569F

Deuteranopia

#524E9C

Tritanopia

#429492

Achromatopsia

#6B6B6B

CSS Usage

background-color: #3F72AE;
color: #3F72AE;
border-color: #3F72AE;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CBDAEC
300
#A5C0DE
400
#749DCD
500
#447BBB
600
#366296
700
#2B4F78
800
#223D5E
900
#1C2F45
950
#121E2B

Contrast Checker

Text on white

4.97:1

AA Pass AAA Fail

Text on black

4.23:1

AA Fail AAA Fail

Related Articles

Tutorials

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

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026