#211CB3

#211CB3

Color Values

HEX

#211CB3

RGB

33, 28, 179

HSL

242,0, 72,9%, 40,6%

HSV

242,0, 84,4%, 70,2%

CMYK

81,6%, 84,4%, 0,0%, 29,8%

OKLCH

0,3765 0,2202 270,2

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#211CB3

#AEB31C

Analogous

#1C62B3

#6D1CB3

#211CB3

Triadic

#211CB3

#B3211C

#1CB321

Split Complementary

#211CB3

#B36D1C

#62B31C

Tetradic

#211CB3

#B31C62

#AEB31C

#1CB36D

Color Blindness Simulation

Original

#211CB3

Protanopia

#1F1F8F

Deuteranopia

#1F2086

Tritanopia

#21726B

Achromatopsia

#282828

CSS Usage

background-color: #211CB3;
color: #211CB3;
border-color: #211CB3;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FC
100
#E3E2F8
200
#C3C1F5
300
#9895EE
400
#605CE5
500
#2923DC
600
#211CB0
700
#1A168D
800
#14116E
900
#131150
950
#0C0B33

Contrast Checker

Text on white

11,16:1

AA Pass AAA Pass

Text on black

1,88:1

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