#0C150E

#0C150E

Color Values

HEX

#0C150E

RGB

12, 21, 14

HSL

133.3, 27.3%, 6.5%

HSV

133.3, 42.9%, 8.2%

CMYK

42.9%, 0.0%, 33.3%, 91.8%

OKLCH

0.184 0.0196 151.0

Properties

Cool Dark Nearest: RAL 9005 Jet Black

Color Harmonies

Complementary

#0C150E

#150C13

Analogous

#0F150C

#0C1513

#0C150E

Triadic

#0C150E

#0E0C15

#150E0C

Split Complementary

#0C150E

#130C15

#150C0F

Tetradic

#0C150E

#0C0F15

#150C13

#15130C

Color Blindness Simulation

Original

#0C150E

Protanopia

#101010

Deuteranopia

#0F0F10

Tritanopia

#0C1111

Achromatopsia

#131313

CSS Usage

background-color: #0C150E;
color: #0C150E;
border-color: #0C150E;
Nearest Tailwind: Neutral 900 #171717

Tailwind Shades

50
#F6F9F6
100
#E9F1EB
200
#D2E5D6
300
#B1D3B8
400
#87BA92
500
#5DA26C
600
#4A8256
700
#3B6845
800
#2E5136
900
#253C2A
950
#17261A

Contrast Checker

Text on white

18.6:1

AA Pass AAA Pass

Text on black

1.13:1

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