#0F171A

#0F171A

Color Values

HEX

#0F171A

RGB

15, 23, 26

HSL

196.4, 26.8%, 8.0%

HSV

196.4, 42.3%, 10.2%

CMYK

42.3%, 11.5%, 0.0%, 89.8%

OKLCH

0.198 0.0134 222.9

Properties

Cool Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#0F171A

#1A120F

Analogous

#0F1A17

#0F111A

#0F171A

Triadic

#0F171A

#1A0F17

#171A0F

Split Complementary

#0F171A

#1A0F11

#1A170F

Tetradic

#0F171A

#170F1A

#1A120F

#111A0F

Color Blindness Simulation

Original

#0F171A

Protanopia

#121319

Deuteranopia

#121119

Tritanopia

#0F1919

Achromatopsia

#161616

CSS Usage

background-color: #0F171A;
color: #0F171A;
border-color: #0F171A;
Nearest Tailwind: Zinc 900 #18181B

Tailwind Shades

50
#F6F8F9
100
#E9EFF1
200
#D2E0E5
300
#B1C9D2
400
#87ACBA
500
#5D8FA2
600
#4B7281
700
#3C5C67
800
#2F4751
900
#25363C
950
#172226

Contrast Checker

Text on white

18.14:1

AA Pass AAA Pass

Text on black

1.16:1

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