#281129

#281129

Color Values

HEX

#281129

RGB

40, 17, 41

HSL

297.5, 41.4%, 11.4%

HSV

297.5, 58.5%, 16.1%

CMYK

2.4%, 58.5%, 0.0%, 83.9%

OKLCH

0.2231 0.0552 325.7

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#281129

#122911

Analogous

#1C1129

#29111E

#281129

Triadic

#281129

#292811

#112928

Split Complementary

#281129

#1E2911

#11291C

Tetradic

#281129

#291C11

#122911

#111E29

Color Blindness Simulation

Original

#281129

Protanopia

#1E1E23

Deuteranopia

#1F2122

Tritanopia

#271F1E

Achromatopsia

#181818

CSS Usage

background-color: #281129;
color: #281129;
border-color: #281129;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#FAF5FA
100
#F3E7F3
200
#E9CDEA
300
#D9A8DB
400
#C47AC8
500
#B04BB4
600
#8D3C90
700
#713073
800
#58255A
900
#411E43
950
#29132A

Contrast Checker

Text on white

17.46:1

AA Pass AAA Pass

Text on black

1.2:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026