#3F7EBF

#3F7EBF

Color Values

HEX

#3F7EBF

RGB

63, 126, 191

HSL

210.5, 50.4%, 49.8%

HSV

210.5, 67.0%, 74.9%

CMYK

67.0%, 34.0%, 0.0%, 25.1%

OKLCH

0.5817 0.1197 251.2

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#3F7EBF

#BF803F

Analogous

#3FBEBF

#403FBF

#3F7EBF

Triadic

#3F7EBF

#BF3F7E

#7EBF3F

Split Complementary

#3F7EBF

#BF403F

#BEBF3F

Tetradic

#3F7EBF

#BF3FBE

#BF803F

#3FBF40

Color Blindness Simulation

Original

#3F7EBF

Protanopia

#5A5BAF

Deuteranopia

#5752AC

Tritanopia

#42A3A0

Achromatopsia

#757575

CSS Usage

background-color: #3F7EBF;
color: #3F7EBF;
border-color: #3F7EBF;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E6EDF5
200
#C9DBED
300
#A3C1E1
400
#71A0D0
500
#3F7EC0
600
#336599
700
#28517B
800
#203F60
900
#1A3046
950
#111E2C

Contrast Checker

Text on white

4.24:1

AA Fail AAA Fail

Text on black

4.95:1

AA Pass 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