#2B2C4B

#2B2C4B

Color Values

HEX

#2B2C4B

RGB

43, 44, 75

HSL

238.1, 27.1%, 23.1%

HSV

238.1, 42.7%, 29.4%

CMYK

42.7%, 41.3%, 0.0%, 70.6%

OKLCH

0.3078 0.0554 281.2

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#2B2C4B

#4B4A2B

Analogous

#2B3C4B

#3A2B4B

#2B2C4B

Triadic

#2B2C4B

#4B2B2C

#2C4B2B

Split Complementary

#2B2C4B

#4B3A2B

#3C4B2B

Tetradic

#2B2C4B

#4B2B3C

#4B4A2B

#2B4B3A

Color Blindness Simulation

Original

#2B2C4B

Protanopia

#2B2B44

Deuteranopia

#2B2B42

Tritanopia

#2B3E3C

Achromatopsia

#2E2E2E

CSS Usage

background-color: #2B2C4B;
color: #2B2C4B;
border-color: #2B2C4B;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F6F6F9
100
#E9E9F1
200
#D2D2E5
300
#B1B2D2
400
#8789BA
500
#5D5FA2
600
#4A4C82
700
#3B3D68
800
#2E3051
900
#25253C
950
#171826

Contrast Checker

Text on white

13.42:1

AA Pass AAA Pass

Text on black

1.56:1

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