#2B0B43

#2B0B43

Color Values

HEX

#2B0B43

RGB

43, 11, 67

HSL

274.3, 71.8%, 15.3%

HSV

274.3, 83.6%, 26.3%

CMYK

35.8%, 83.6%, 0.0%, 73.7%

OKLCH

0.2387 0.0997 306.1

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#2B0B43

#23430B

Analogous

#0F0B43

#430B3F

#2B0B43

Triadic

#2B0B43

#432B0B

#0B432B

Split Complementary

#2B0B43

#3F430B

#0B430F

Tetradic

#2B0B43

#430F0B

#23430B

#0B3F43

Color Blindness Simulation

Original

#2B0B43

Protanopia

#1D1D35

Deuteranopia

#1F2132

Tritanopia

#292B28

Achromatopsia

#161616

CSS Usage

background-color: #2B0B43;
color: #2B0B43;
border-color: #2B0B43;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F3FC
100
#EFE2F8
200
#DFC2F5
300
#C896EE
400
#AA5DE4
500
#8D24DB
600
#701DAF
700
#5A178C
800
#46126E
900
#351150
950
#210B32

Contrast Checker

Text on white

17.05:1

AA Pass AAA Pass

Text on black

1.23:1

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