#131B13

#131B13

Color Values

HEX

#131B13

RGB

19, 27, 19

HSL

120.0, 17.4%, 9.0%

HSV

120.0, 29.6%, 10.6%

CMYK

29.6%, 0.0%, 29.6%, 89.4%

OKLCH

0.2111 0.0195 144.8

Properties

Cool Dark Nearest: RAL 9011 Graphite Black

Color Harmonies

Complementary

#131B13

#1B131B

Analogous

#171B13

#131B17

#131B13

Triadic

#131B13

#13131B

#1B1313

Split Complementary

#131B13

#17131B

#1B1317

Tetradic

#131B13

#13171B

#1B131B

#1B1713

Color Blindness Simulation

Original

#131B13

Protanopia

#161715

Deuteranopia

#161515

Tritanopia

#131617

Achromatopsia

#191919

CSS Usage

background-color: #131B13;
color: #131B13;
border-color: #131B13;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#F6F8F6
100
#EBF0EB
200
#D5E2D5
300
#B7CCB7
400
#90B190
500
#699669
600
#547854
700
#436043
800
#354B35
900
#293829
950
#1A231A

Contrast Checker

Text on white

17.59:1

AA Pass AAA Pass

Text on black

1.19:1

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