#211D50

#211D50

Color Values

HEX

#211D50

RGB

33, 29, 80

HSL

244.7, 46.8%, 21.4%

HSV

244.7, 63.8%, 31.4%

CMYK

58.8%, 63.7%, 0.0%, 68.6%

OKLCH

0.2687 0.0903 282.0

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#211D50

#4C501D

Analogous

#1D3350

#3B1D50

#211D50

Triadic

#211D50

#50211D

#1D5021

Split Complementary

#211D50

#503B1D

#33501D

Tetradic

#211D50

#501D33

#4C501D

#1D503B

Color Blindness Simulation

Original

#211D50

Protanopia

#1F1F44

Deuteranopia

#202041

Tritanopia

#213A38

Achromatopsia

#222222

CSS Usage

background-color: #211D50;
color: #211D50;
border-color: #211D50;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F4FA
100
#E7E6F4
200
#CDCBEC
300
#AAA5DE
400
#7B74CD
500
#4D44BB
600
#3E3696
700
#312B78
800
#27225E
900
#1F1C45
950
#14122B

Contrast Checker

Text on white

15.48:1

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