#303138

#303138

Color Values

HEX

#303138

RGB

48, 49, 56

HSL

232.5, 7.7%, 20.4%

HSV

232.5, 14.3%, 22.0%

CMYK

14.3%, 12.5%, 0.0%, 78.0%

OKLCH

0.315 0.0125 279.2

Properties

Cool Dark Nearest: RAL 7026 Granite Grey

Color Harmonies

Complementary

#303138

#383730

Analogous

#303538

#333038

#303138

Triadic

#303138

#383031

#313830

Split Complementary

#303138

#383330

#353830

Tetradic

#303138

#383035

#383730

#303833

Color Blindness Simulation

Original

#303138

Protanopia

#303036

Deuteranopia

#303036

Tritanopia

#303535

Achromatopsia

#313131

CSS Usage

background-color: #303138;
color: #303138;
border-color: #303138;
Nearest Tailwind: Zinc 800 #27272A

Tailwind Shades

50
#F7F7F8
100
#ECECEE
200
#D9D9DE
300
#BDBEC7
400
#999BA8
500
#767889
600
#5E606E
700
#4B4D58
800
#3B3C45
900
#2D2E34
950
#1C1D21

Contrast Checker

Text on white

12.95:1

AA Pass AAA Pass

Text on black

1.62:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026