#233747

#233747

Color Values

HEX

#233747

RGB

35, 55, 71

HSL

206.7, 34.0%, 20.8%

HSV

206.7, 50.7%, 27.8%

CMYK

50.7%, 22.5%, 0.0%, 72.2%

OKLCH

0.3272 0.0384 243.4

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#233747

#473323

Analogous

#234745

#232547

#233747

Triadic

#233747

#472337

#374723

Split Complementary

#233747

#472325

#474523

Tetradic

#233747

#452347

#473323

#254723

Color Blindness Simulation

Original

#233747

Protanopia

#2C2C43

Deuteranopia

#2A2942

Tritanopia

#24403F

Achromatopsia

#343434

CSS Usage

background-color: #233747;
color: #233747;
border-color: #233747;
Nearest Tailwind: Cyan 950 #083344

Tailwind Shades

50
#F5F8FA
100
#E8EEF2
200
#CFDDE7
300
#ADC4D7
400
#81A4C1
500
#5484AB
600
#436A89
700
#36556D
800
#2A4255
900
#22323F
950
#152028

Contrast Checker

Text on white

12.29:1

AA Pass AAA Pass

Text on black

1.71:1

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