#2B4B6F

#2B4B6F

Color Values

HEX

#2B4B6F

RGB

43, 75, 111

HSL

211.8, 44.2%, 30.2%

HSV

211.8, 61.3%, 43.5%

CMYK

61.3%, 32.4%, 0.0%, 56.5%

OKLCH

0.4056 0.0719 252.5

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#2B4B6F

#6F4F2B

Analogous

#2B6D6F

#2D2B6F

#2B4B6F

Triadic

#2B4B6F

#6F2B4B

#4B6F2B

Split Complementary

#2B4B6F

#6F2D2B

#6D6F2B

Tetradic

#2B4B6F

#6F2B6D

#6F4F2B

#2B6F2D

Color Blindness Simulation

Original

#2B4B6F

Protanopia

#393966

Deuteranopia

#373564

Tritanopia

#2D5F5E

Achromatopsia

#474747

CSS Usage

background-color: #2B4B6F;
color: #2B4B6F;
border-color: #2B4B6F;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F4F7FA
100
#E6EDF4
200
#CCDAEB
300
#A7C0DD
400
#779ECA
500
#477CB8
600
#396393
700
#2E4F76
800
#243E5C
900
#1D2F44
950
#121E2B

Contrast Checker

Text on white

8.98:1

AA Pass AAA Pass

Text on black

2.34:1

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