#2B3753

#2B3753

Color Values

HEX

#2B3753

RGB

43, 55, 83

HSL

222.0, 31.7%, 24.7%

HSV

222.0, 48.2%, 32.5%

CMYK

48.2%, 33.7%, 0.0%, 67.5%

OKLCH

0.3395 0.0521 266.0

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#2B3753

#53472B

Analogous

#2B4B53

#332B53

#2B3753

Triadic

#2B3753

#532B37

#37532B

Split Complementary

#2B3753

#53332B

#4B532B

Tetradic

#2B3753

#532B4B

#53472B

#2B5333

Color Blindness Simulation

Original

#2B3753

Protanopia

#30304C

Deuteranopia

#302F4B

Tritanopia

#2C4746

Achromatopsia

#363636

CSS Usage

background-color: #2B3753;
color: #2B3753;
border-color: #2B3753;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7F9
100
#E8EBF2
200
#D0D7E7
300
#AEBAD5
400
#8395BF
500
#576FA8
600
#465986
700
#38476B
800
#2C3854
900
#232B3E
950
#161B27

Contrast Checker

Text on white

11.84:1

AA Pass AAA Pass

Text on black

1.77:1

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