#131D1C

#131D1C

Color Values

HEX

#131D1C

RGB

19, 29, 28

HSL

174.0, 20.8%, 9.4%

HSV

174.0, 34.5%, 11.4%

CMYK

34.5%, 0.0%, 3.4%, 88.6%

OKLCH

0.2207 0.0145 188.5

Properties

Cool Dark Nearest: RAL 9011 Graphite Black

Color Harmonies

Complementary

#131D1C

#1D1314

Analogous

#131D17

#13191D

#131D1C

Triadic

#131D1C

#1C131D

#1D1C13

Split Complementary

#131D1C

#1D1319

#1D1713

Tetradic

#131D1C

#17131D

#1D1314

#191D13

Color Blindness Simulation

Original

#131D1C

Protanopia

#17171C

Deuteranopia

#17161C

Tritanopia

#141C1C

Achromatopsia

#1B1B1B

CSS Usage

background-color: #131D1C;
color: #131D1C;
border-color: #131D1C;
Nearest Tailwind: Neutral 900 #171717

Tailwind Shades

50
#F6F9F8
100
#EAF0F0
200
#D4E3E1
300
#B5CFCC
400
#8DB4B0
500
#659A95
600
#517B77
700
#41635F
800
#324D4A
900
#273A38
950
#192423

Contrast Checker

Text on white

17.21:1

AA Pass AAA Pass

Text on black

1.22:1

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