#2B1F58

#2B1F58

Color Values

HEX

#2B1F58

RGB

43, 31, 88

HSL

252.6, 47.9%, 23.3%

HSV

252.6, 64.8%, 34.5%

CMYK

51.1%, 64.8%, 0.0%, 65.5%

OKLCH

0.2894 0.0983 288.4

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#2B1F58

#4C581F

Analogous

#1F2F58

#471F58

#2B1F58

Triadic

#2B1F58

#582B1F

#1F582B

Split Complementary

#2B1F58

#58471F

#2F581F

Tetradic

#2B1F58

#581F2F

#4C581F

#1F5847

Color Blindness Simulation

Original

#2B1F58

Protanopia

#26264A

Deuteranopia

#262747

Tritanopia

#2A3F3D

Achromatopsia

#262626

CSS Usage

background-color: #2B1F58;
color: #2B1F58;
border-color: #2B1F58;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F4FA
100
#E9E6F4
200
#D1CAEC
300
#B1A4DF
400
#8673CE
500
#5C42BD
600
#4A3597
700
#3B2B79
800
#2E215E
900
#241C45
950
#17112C

Contrast Checker

Text on white

14.59:1

AA Pass AAA Pass

Text on black

1.44:1

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