#2B2599

#2B2599

Color Values

HEX

#2B2599

RGB

43, 37, 153

HSL

243.1, 61.1%, 37.3%

HSV

243.1, 75.8%, 60.0%

CMYK

71.9%, 75.8%, 0.0%, 40.0%

OKLCH

0.3633 0.1792 275.0

Properties

Cool Dark Nearest: purple 4

Color Harmonies

Complementary

#2B2599

#939925

Analogous

#255999

#652599

#2B2599

Triadic

#2B2599

#992B25

#25992B

Split Complementary

#2B2599

#996525

#599925

Tetradic

#2B2599

#992559

#939925

#259965

Color Blindness Simulation

Original

#2B2599

Protanopia

#28287D

Deuteranopia

#292976

Tritanopia

#2B6762

Achromatopsia

#2F2F2F

CSS Usage

background-color: #2B2599;
color: #2B2599;
border-color: #2B2599;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F3FB
100
#E5E4F6
200
#C8C5F1
300
#A09CE7
400
#6D67DA
500
#3A32CD
600
#2E28A4
700
#252083
800
#1D1967
900
#19164B
950
#100E2F

Contrast Checker

Text on white

11.49:1

AA Pass AAA Pass

Text on black

1.83:1

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