#131D24

#131D24

Color Values

HEX

#131D24

RGB

19, 29, 36

HSL

204.7, 30.9%, 10.8%

HSV

204.7, 47.2%, 14.1%

CMYK

47.2%, 19.4%, 0.0%, 85.9%

OKLCH

0.2245 0.0199 239.3

Properties

Cool Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#131D24

#241A13

Analogous

#132423

#131524

#131D24

Triadic

#131D24

#24131D

#1D2413

Split Complementary

#131D24

#241315

#242313

Tetradic

#131D24

#231324

#241A13

#152413

Color Blindness Simulation

Original

#131D24

Protanopia

#171722

Deuteranopia

#171622

Tritanopia

#142121

Achromatopsia

#1B1B1B

CSS Usage

background-color: #131D24;
color: #131D24;
border-color: #131D24;
Nearest Tailwind: Zinc 900 #18181B

Tailwind Shades

50
#F5F8F9
100
#E8EEF2
200
#D0DDE6
300
#AFC5D5
400
#83A6BE
500
#5886A7
600
#466C86
700
#38566B
800
#2C4353
900
#23333E
950
#162027

Contrast Checker

Text on white

17.09:1

AA Pass AAA Pass

Text on black

1.23:1

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