#3B686F

#3B686F

Color Values

HEX

#3B686F

RGB

59, 104, 111

HSL

188.1, 30.6%, 33.3%

HSV

188.1, 46.8%, 43.5%

CMYK

46.8%, 6.3%, 0.0%, 56.5%

OKLCH

0.4878 0.0508 208.4

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#3B686F

#6F423B

Analogous

#3B6F5C

#3B4E6F

#3B686F

Triadic

#3B686F

#6F3B68

#686F3B

Split Complementary

#3B686F

#6F3B4E

#6F5C3B

Tetradic

#3B686F

#5C3B6F

#6F423B

#4E6F3B

Color Blindness Simulation

Original

#3B686F

Protanopia

#4E4F6D

Deuteranopia

#4C486D

Tritanopia

#3D6C6C

Achromatopsia

#5F5F5F

CSS Usage

background-color: #3B686F;
color: #3B686F;
border-color: #3B686F;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F5F9F9
100
#E9F1F2
200
#D0E3E6
300
#AFCFD5
400
#84B6BE
500
#589CA7
600
#477D85
700
#39646B
800
#2C4E53
900
#233A3E
950
#162527

Contrast Checker

Text on white

6.18:1

AA Pass AAA Fail

Text on black

3.4:1

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