#290C43

#290C43

Color Values

HEX

#290C43

RGB

41, 12, 67

HSL

271.6, 69.6%, 15.5%

HSV

271.6, 82.1%, 26.3%

CMYK

38.8%, 82.1%, 0.0%, 73.7%

OKLCH

0.237 0.0978 303.7

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#290C43

#26430C

Analogous

#0D0C43

#430C42

#290C43

Triadic

#290C43

#43290C

#0C4329

Split Complementary

#290C43

#42430C

#0C430D

Tetradic

#290C43

#430D0C

#26430C

#0C4243

Color Blindness Simulation

Original

#290C43

Protanopia

#1C1C36

Deuteranopia

#1E2032

Tritanopia

#282B29

Achromatopsia

#161616

CSS Usage

background-color: #290C43;
color: #290C43;
border-color: #290C43;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F3FC
100
#EEE3F8
200
#DDC2F4
300
#C497EC
400
#A45FE2
500
#8427D8
600
#6A1FAD
700
#55198A
800
#42136C
900
#32124F
950
#200B32

Contrast Checker

Text on white

17.1:1

AA Pass AAA Pass

Text on black

1.23:1

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