#2B3F58

#2B3F58

Color Values

HEX

#2B3F58

RGB

43, 63, 88

HSL

213.3, 34.4%, 25.7%

HSV

213.3, 51.1%, 34.5%

CMYK

51.1%, 28.4%, 0.0%, 65.5%

OKLCH

0.3625 0.0505 254.5

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#2B3F58

#58442B

Analogous

#2B5658

#2D2B58

#2B3F58

Triadic

#2B3F58

#582B3F

#3F582B

Split Complementary

#2B3F58

#582D2B

#56582B

Tetradic

#2B3F58

#582B56

#58442B

#2B582D

Color Blindness Simulation

Original

#2B3F58

Protanopia

#343452

Deuteranopia

#323150

Tritanopia

#2C4D4C

Achromatopsia

#3D3D3D

CSS Usage

background-color: #2B3F58;
color: #2B3F58;
border-color: #2B3F58;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7FA
100
#E8EDF2
200
#CFDAE8
300
#ADBFD7
400
#809DC1
500
#547BAB
600
#436289
700
#364F6E
800
#2A3D56
900
#212F3F
950
#151E28

Contrast Checker

Text on white

10.74:1

AA Pass AAA Pass

Text on black

1.95:1

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