#210833

#210833

Color Values

HEX

#210833

RGB

33, 8, 51

HSL

274.9, 72.9%, 11.6%

HSV

274.9, 84.3%, 20.0%

CMYK

35.3%, 84.3%, 0.0%, 80.0%

OKLCH

0.2046 0.0814 307.2

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#210833

#1A3308

Analogous

#0C0833

#330830

#210833

Triadic

#210833

#332108

#083321

Split Complementary

#210833

#303308

#08330C

Tetradic

#210833

#330C08

#1A3308

#083033

Color Blindness Simulation

Original

#210833

Protanopia

#161629

Deuteranopia

#181926

Tritanopia

#20201F

Achromatopsia

#101010

CSS Usage

background-color: #210833;
color: #210833;
border-color: #210833;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F3FC
100
#EFE2F8
200
#E0C1F5
300
#C995EE
400
#AC5CE5
500
#8F23DC
600
#721CB0
700
#5B168D
800
#47116E
900
#361150
950
#220B33

Contrast Checker

Text on white

18.31:1

AA Pass AAA Pass

Text on black

1.15:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026