#211C54

#211C54

Color Values

HEX

#211C54

RGB

33, 28, 84

HSL

245.4, 50.0%, 22.0%

HSV

245.4, 66.7%, 32.9%

CMYK

60.7%, 66.7%, 0.0%, 67.1%

OKLCH

0.2703 0.098 281.6

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#211C54

#4F541C

Analogous

#1C3354

#3D1C54

#211C54

Triadic

#211C54

#54211C

#1C5421

Split Complementary

#211C54

#543D1C

#33541C

Tetradic

#211C54

#541C33

#4F541C

#1C543D

Color Blindness Simulation

Original

#211C54

Protanopia

#1F1F46

Deuteranopia

#1F2043

Tritanopia

#213C39

Achromatopsia

#212121

CSS Usage

background-color: #211C54;
color: #211C54;
border-color: #211C54;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F4FB
100
#E7E6F5
200
#CDC9ED
300
#A9A3E0
400
#7A71D0
500
#4B40BF
600
#3C3399
700
#30297A
800
#262060
900
#1F1B46
950
#13112C

Contrast Checker

Text on white

15.45:1

AA Pass AAA Pass

Text on black

1.36:1

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