#3F5E94

#3F5E94

Color Values

HEX

#3F5E94

RGB

63, 94, 148

HSL

218.1, 40.3%, 41.4%

HSV

218.1, 57.4%, 58.0%

CMYK

57.4%, 36.5%, 0.0%, 42.0%

OKLCH

0.4837 0.0948 260.9

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#3F5E94

#94753F

Analogous

#3F8994

#4B3F94

#3F5E94

Triadic

#3F5E94

#943F5E

#5E943F

Split Complementary

#3F5E94

#944B3F

#89943F

Tetradic

#3F5E94

#943F89

#94753F

#3F944B

Color Blindness Simulation

Original

#3F5E94

Protanopia

#4C4D87

Deuteranopia

#4B4884

Tritanopia

#417D7A

Achromatopsia

#5B5B5B

CSS Usage

background-color: #3F5E94;
color: #3F5E94;
border-color: #3F5E94;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F5F7FA
100
#E7EBF3
200
#CDD7EA
300
#A9BBDA
400
#7B96C7
500
#4C72B3
600
#3D5B8F
700
#314972
800
#263959
900
#1F2C42
950
#141C2A

Contrast Checker

Text on white

6.48:1

AA Pass AAA Fail

Text on black

3.24:1

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