#2B1138

#2B1138

Color Values

HEX

#2B1138

RGB

43, 17, 56

HSL

280.0, 53.4%, 14.3%

HSV

280.0, 69.6%, 22.0%

CMYK

23.2%, 69.6%, 0.0%, 78.0%

OKLCH

0.2381 0.0764 312.8

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#2B1138

#1E3811

Analogous

#171138

#381131

#2B1138

Triadic

#2B1138

#382B11

#11382B

Split Complementary

#2B1138

#313811

#113817

Tetradic

#2B1138

#381711

#1E3811

#113138

Color Blindness Simulation

Original

#2B1138

Protanopia

#20202F

Deuteranopia

#21232C

Tritanopia

#2A2725

Achromatopsia

#191919

CSS Usage

background-color: #2B1138;
color: #2B1138;
border-color: #2B1138;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F9F4FB
100
#F0E5F5
200
#E2C8EE
300
#CDA1E2
400
#B16ED3
500
#963BC4
600
#78309C
700
#60267D
800
#4B1E62
900
#381948
950
#24102D

Contrast Checker

Text on white

16.94:1

AA Pass AAA Pass

Text on black

1.24:1

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