#233D58

#233D58

Color Values

HEX

#233D58

RGB

35, 61, 88

HSL

210.6, 43.1%, 24.1%

HSV

210.6, 60.2%, 34.5%

CMYK

60.2%, 30.7%, 0.0%, 65.5%

OKLCH

0.3523 0.0573 250.6

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#233D58

#583E23

Analogous

#235758

#232358

#233D58

Triadic

#233D58

#58233D

#3D5823

Split Complementary

#233D58

#582323

#575823

Tetradic

#233D58

#582357

#583E23

#235823

Color Blindness Simulation

Original

#233D58

Protanopia

#2E2E51

Deuteranopia

#2D2B50

Tritanopia

#244C4B

Achromatopsia

#393939

CSS Usage

background-color: #233D58;
color: #233D58;
border-color: #233D58;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7FA
100
#E7EDF4
200
#CCDBEB
300
#A7C1DC
400
#78A0C9
500
#497EB6
600
#3A6592
700
#2E5175
800
#243F5B
900
#1E3043
950
#131E2A

Contrast Checker

Text on white

11.17:1

AA Pass AAA Pass

Text on black

1.88:1

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