#2B405E

#2B405E

Color Values

HEX

#2B405E

RGB

43, 64, 94

HSL

215.3, 37.2%, 26.9%

HSV

215.3, 54.3%, 36.9%

CMYK

54.3%, 31.9%, 0.0%, 63.1%

OKLCH

0.3683 0.0585 257.3

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#2B405E

#5E492B

Analogous

#2B5A5E

#302B5E

#2B405E

Triadic

#2B405E

#5E2B40

#405E2B

Split Complementary

#2B405E

#5E302B

#5A5E2B

Tetradic

#2B405E

#5E2B5A

#5E492B

#2B5E30

Color Blindness Simulation

Original

#2B405E

Protanopia

#343457

Deuteranopia

#333155

Tritanopia

#2C5150

Achromatopsia

#3E3E3E

CSS Usage

background-color: #2B405E;
color: #2B405E;
border-color: #2B405E;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7FA
100
#E8ECF3
200
#CED9E9
300
#ABBED9
400
#7E9AC4
500
#5077AF
600
#405F8C
700
#334C70
800
#283C57
900
#202E41
950
#141D29

Contrast Checker

Text on white

10.51:1

AA Pass AAA Pass

Text on black

2.0:1

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