#233547

#233547

Color Values

HEX

#233547

RGB

35, 53, 71

HSL

210.0, 34.0%, 20.8%

HSV

210.0, 50.7%, 27.8%

CMYK

50.7%, 25.4%, 0.0%, 72.2%

OKLCH

0.3219 0.04 249.2

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#233547

#473523

Analogous

#234747

#232347

#233547

Triadic

#233547

#472335

#354723

Split Complementary

#233547

#472323

#474723

Tetradic

#233547

#472347

#473523

#234723

Color Blindness Simulation

Original

#233547

Protanopia

#2B2B43

Deuteranopia

#2A2842

Tritanopia

#243F3E

Achromatopsia

#323232

CSS Usage

background-color: #233547;
color: #233547;
border-color: #233547;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7FA
100
#E8EDF2
200
#CFDBE7
300
#ADC2D7
400
#81A1C1
500
#5480AB
600
#436689
700
#36526D
800
#2A4055
900
#22303F
950
#151F28

Contrast Checker

Text on white

12.56:1

AA Pass AAA Pass

Text on black

1.67:1

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