#301F3A

#301F3A

Color Values

HEX

#301F3A

RGB

48, 31, 58

HSL

277.8, 30.3%, 17.5%

HSV

277.8, 46.6%, 22.7%

CMYK

17.2%, 46.6%, 0.0%, 77.3%

OKLCH

0.2733 0.0533 312.2

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#301F3A

#293A1F

Analogous

#231F3A

#3A1F37

#301F3A

Triadic

#301F3A

#3A301F

#1F3A30

Split Complementary

#301F3A

#373A1F

#1F3A23

Tetradic

#301F3A

#3A231F

#293A1F

#1F373A

Color Blindness Simulation

Original

#301F3A

Protanopia

#292833

Deuteranopia

#2A2B32

Tritanopia

#2F2E2D

Achromatopsia

#252525

CSS Usage

background-color: #301F3A;
color: #301F3A;
border-color: #301F3A;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F8F5F9
100
#EEE9F2
200
#DED0E6
300
#C7AFD4
400
#A884BD
500
#8A59A6
600
#6E4785
700
#58396A
800
#452C53
900
#34233E
950
#211627

Contrast Checker

Text on white

15.19:1

AA Pass AAA Pass

Text on black

1.38:1

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