#212A68

#212A68

Color Values

HEX

#212A68

RGB

33, 42, 104

HSL

232.4, 51.8%, 26.9%

HSV

232.4, 68.3%, 40.8%

CMYK

68.3%, 59.6%, 0.0%, 59.2%

OKLCH

0.3171 0.1083 272.4

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#212A68

#685F21

Analogous

#214E68

#3C2168

#212A68

Triadic

#212A68

#68212A

#2A6821

Split Complementary

#212A68

#683C21

#4E6821

Tetradic

#212A68

#68214E

#685F21

#21683C

Color Blindness Simulation

Original

#212A68

Protanopia

#252559

Deuteranopia

#242455

Tritanopia

#214D4B

Achromatopsia

#2D2D2D

CSS Usage

background-color: #212A68;
color: #212A68;
border-color: #212A68;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F4F5FB
100
#E5E7F5
200
#C9CDEE
300
#A2AAE2
400
#707CD2
500
#3D4EC2
600
#313F9B
700
#27327C
800
#1F2761
900
#1A2047
950
#10142D

Contrast Checker

Text on white

13.16:1

AA Pass AAA Pass

Text on black

1.6:1

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