#210411

#210411

Color Values

HEX

#210411

RGB

33, 4, 17

HSL

333.1, 78.4%, 7.3%

HSV

333.1, 87.9%, 12.9%

CMYK

0.0%, 87.9%, 48.5%, 87.1%

OKLCH

0.1724 0.055 355.2

Properties

Warm Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#210411

#042114

Analogous

#210420

#210604

#210411

Triadic

#210411

#112104

#041121

Split Complementary

#210411

#042106

#042021

Tetradic

#210411

#202104

#042114

#060421

Color Blindness Simulation

Original

#210411

Protanopia

#14140E

Deuteranopia

#16180D

Tritanopia

#200B0B

Achromatopsia

#0B0B0B

CSS Usage

background-color: #210411;
color: #210411;
border-color: #210411;
Nearest Tailwind: Stone 950 #0C0A09

Tailwind Shades

50
#FCF2F7
100
#F9E1EC
200
#F7BFD8
300
#F292BD
400
#EB5799
500
#E31C75
600
#B6165E
700
#92124B
800
#720E3B
900
#530E2D
950
#34091C

Contrast Checker

Text on white

19.26:1

AA Pass AAA Pass

Text on black

1.09:1

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