#143B67

#143B67

Color Values

HEX

#143B67

RGB

20, 59, 103

HSL

211.8, 67.5%, 24.1%

HSV

211.8, 80.6%, 40.4%

CMYK

80.6%, 42.7%, 0.0%, 59.6%

OKLCH

0.3498 0.0884 253.9

Properties

Cool Dark Nearest: Midnight Blue

Color Harmonies

Complementary

#143B67

#674014

Analogous

#146467

#161467

#143B67

Triadic

#143B67

#67143B

#3B6714

Split Complementary

#143B67

#671614

#646714

Tetradic

#143B67

#671464

#674014

#146716

Color Blindness Simulation

Original

#143B67

Protanopia

#25255C

Deuteranopia

#23205A

Tritanopia

#165452

Achromatopsia

#363636

CSS Usage

background-color: #143B67;
color: #143B67;
border-color: #143B67;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F3F7FC
100
#E3EDF7
200
#C3DAF3
300
#98BFEB
400
#619DE0
500
#297AD6
600
#2162AB
700
#1B4E89
800
#153D6B
900
#132F4E
950
#0C1D31

Contrast Checker

Text on white

11.34:1

AA Pass AAA Pass

Text on black

1.85:1

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