#3F5B60

#3F5B60

Color Values

HEX

#3F5B60

RGB

63, 91, 96

HSL

189.1, 20.8%, 31.2%

HSV

189.1, 34.4%, 37.6%

CMYK

34.4%, 5.2%, 0.0%, 62.4%

OKLCH

0.451 0.0342 209.8

Properties

Cool Dark Nearest: darkslategrey

Color Harmonies

Complementary

#3F5B60

#60443F

Analogous

#3F6055

#3F4B60

#3F5B60

Triadic

#3F5B60

#603F5B

#5B603F

Split Complementary

#3F5B60

#603F4B

#60553F

Tetradic

#3F5B60

#553F60

#60443F

#4B603F

Color Blindness Simulation

Original

#3F5B60

Protanopia

#4B4B5F

Deuteranopia

#4A475E

Tritanopia

#405E5E

Achromatopsia

#555555

CSS Usage

background-color: #3F5B60;
color: #3F5B60;
border-color: #3F5B60;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F6F8F9
100
#EAEFF0
200
#D4E0E3
300
#B5CBCF
400
#8DAEB4
500
#65929A
600
#51757B
700
#415D63
800
#32494D
900
#27373A
950
#192324

Contrast Checker

Text on white

7.3:1

AA Pass AAA Pass

Text on black

2.88:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026