#212D44

#212D44

Color Values

HEX

#212D44

RGB

33, 45, 68

HSL

219.4, 34.7%, 19.8%

HSV

219.4, 51.5%, 26.7%

CMYK

51.5%, 33.8%, 0.0%, 73.3%

OKLCH

0.2976 0.0452 262.8

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#212D44

#443821

Analogous

#213F44

#262144

#212D44

Triadic

#212D44

#44212D

#2D4421

Split Complementary

#212D44

#442621

#3F4421

Tetradic

#212D44

#44213F

#443821

#214426

Color Blindness Simulation

Original

#212D44

Protanopia

#26263E

Deuteranopia

#26253D

Tritanopia

#223A39

Achromatopsia

#2C2C2C

CSS Usage

background-color: #212D44;
color: #212D44;
border-color: #212D44;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7FA
100
#E8ECF2
200
#CFD7E8
300
#ADBBD7
400
#8096C1
500
#5372AC
600
#435B89
700
#35496E
800
#2A3956
900
#212C40
950
#151C28

Contrast Checker

Text on white

13.78:1

AA Pass AAA Pass

Text on black

1.52:1

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