#3B81DF

#3B81DF

Color Values

HEX

#3B81DF

RGB

59, 129, 223

HSL

214,4, 71,9%, 55,3%

HSV

214,4, 73,5%, 87,5%

CMYK

73,5%, 42,2%, 0,0%, 12,5%

OKLCH

0,6059 0,1594 256,8

Properties

Cool Light Nearest: Navy Blue

Color Harmonies

Complementary

#3B81DF

#DF993B

Analogous

#3BD3DF

#473BDF

#3B81DF

Triadic

#3B81DF

#DF3B81

#81DF3B

Split Complementary

#3B81DF

#DF473B

#D3DF3B

Tetradic

#3B81DF

#DF3BD3

#DF993B

#3BDF47

Color Blindness Simulation

Original

#3B81DF

Protanopia

#595AC8

Deuteranopia

#5550C3

Tritanopia

#3EB6B2

Achromatopsia

#797979

CSS Usage

background-color: #3B81DF;
color: #3B81DF;
border-color: #3B81DF;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C2D8F5
300
#96BBEE
400
#5D97E4
500
#2472DB
600
#1D5BAF
700
#17498C
800
#12396E
900
#112C50
950
#0B1C32

Contrast Checker

Text on white

3,89:1

AA Fail AAA Fail

Text on black

5,39:1

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