#232843

#232843

Color Values

HEX

#232843

RGB

35, 40, 67

HSL

230.6, 31.4%, 20.0%

HSV

230.6, 47.8%, 26.3%

CMYK

47.8%, 40.3%, 0.0%, 73.7%

OKLCH

0.2858 0.05 274.8

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#232843

#433E23

Analogous

#233843

#2E2343

#232843

Triadic

#232843

#432328

#284323

Split Complementary

#232843

#432E23

#384323

Tetradic

#232843

#432338

#433E23

#23432E

Color Blindness Simulation

Original

#232843

Protanopia

#25253C

Deuteranopia

#25243B

Tritanopia

#233736

Achromatopsia

#292929

CSS Usage

background-color: #232843;
color: #232843;
border-color: #232843;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F6F9
100
#E8EAF2
200
#D0D4E7
300
#AFB5D5
400
#838CBE
500
#5764A8
600
#465086
700
#38406B
800
#2C3254
900
#23273E
950
#161927

Contrast Checker

Text on white

14.42:1

AA Pass AAA Pass

Text on black

1.46:1

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