#2B3D3F

#2B3D3F

Color Values

HEX

#2B3D3F

RGB

43, 61, 63

HSL

186.0, 18.9%, 20.8%

HSV

186.0, 31.7%, 24.7%

CMYK

31.7%, 3.2%, 0.0%, 75.3%

OKLCH

0.3454 0.0233 204.7

Properties

Cool Dark Nearest: RAL 6012 Black Green

Color Harmonies

Complementary

#2B3D3F

#3F2D2B

Analogous

#2B3F37

#2B333F

#2B3D3F

Triadic

#2B3D3F

#3F2B3D

#3D3F2B

Split Complementary

#2B3D3F

#3F2B33

#3F372B

Tetradic

#2B3D3F

#372B3F

#3F2D2B

#333F2B

Color Blindness Simulation

Original

#2B3D3F

Protanopia

#33333F

Deuteranopia

#32303E

Tritanopia

#2C3E3E

Achromatopsia

#393939

CSS Usage

background-color: #2B3D3F;
color: #2B3D3F;
border-color: #2B3D3F;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F6F8F9
100
#EAEFF0
200
#D5E1E2
300
#B6CBCD
400
#8FAFB2
500
#679398
600
#537579
700
#425E61
800
#34494C
900
#283739
950
#192324

Contrast Checker

Text on white

11.4:1

AA Pass AAA Pass

Text on black

1.84:1

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