#3F97CC

#3F97CC

Color Values

HEX

#3F97CC

RGB

63, 151, 204

HSL

202,6, 58,0%, 52,4%

HSV

202,6, 69,1%, 80,0%

CMYK

69,1%, 26,0%, 0,0%, 20,0%

OKLCH

0,6463 0,115 238,7

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#3F97CC

#CC743F

Analogous

#3FCCBB

#3F51CC

#3F97CC

Triadic

#3F97CC

#CC3F97

#97CC3F

Split Complementary

#3F97CC

#CC3F51

#CCBB3F

Tetradic

#3F97CC

#BB3FCC

#CC743F

#51CC3F

Color Blindness Simulation

Original

#3F97CC

Protanopia

#6566BF

Deuteranopia

#6059BC

Tritanopia

#43B5B3

Achromatopsia

#888888

CSS Usage

background-color: #3F97CC;
color: #3F97CC;
border-color: #3F97CC;
Nearest Tailwind: Sky 500 #0EA5E9

Tailwind Shades

50
#F4F8FB
100
#E4EFF6
200
#C7E0F0
300
#9ECBE5
400
#6AAED7
500
#3692C9
600
#2B75A1
700
#225D81
800
#1B4965
900
#17374A
950
#0F232F

Contrast Checker

Text on white

3,23:1

AA Fail AAA Fail

Text on black

6,51:1

AA Pass AAA Fail

Related Articles

Tutorials

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

Oca 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Oca 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Oca 15, 2026