#210029

#210029

Color Values

HEX

#210029

RGB

33, 0, 41

HSL

288.3, 100.0%, 8.0%

HSV

288.3, 100.0%, 16.1%

CMYK

19.5%, 100.0%, 0.0%, 83.9%

OKLCH

0.181 0.0871 319.4

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#210029

#082900

Analogous

#0C0029

#29001C

#210029

Triadic

#210029

#292100

#002921

Split Complementary

#210029

#1C2900

#00290C

Tetradic

#210029

#290C00

#082900

#001C29

Color Blindness Simulation

Original

#210029

Protanopia

#13121F

Deuteranopia

#15171D

Tritanopia

#1F1716

Achromatopsia

#0A0A0A

CSS Usage

background-color: #210029;
color: #210029;
border-color: #210029;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#FBF1FE
100
#F6DEFC
200
#F1B8FF
300
#E785FF
400
#DA42FF
500
#CD00FF
600
#A400CC
700
#8300A3
800
#670080
900
#4B055C
950
#2F033A

Contrast Checker

Text on white

19.15:1

AA Pass AAA Pass

Text on black

1.1:1

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