#1F2C3F

#1F2C3F

Color Values

HEX

#1F2C3F

RGB

31, 44, 63

HSL

215.6, 34.0%, 18.4%

HSV

215.6, 50.8%, 24.7%

CMYK

50.8%, 30.2%, 0.0%, 75.3%

OKLCH

0.2906 0.0393 257.8

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#1F2C3F

#3F321F

Analogous

#1F3C3F

#221F3F

#1F2C3F

Triadic

#1F2C3F

#3F1F2C

#2C3F1F

Split Complementary

#1F2C3F

#3F221F

#3C3F1F

Tetradic

#1F2C3F

#3F1F3C

#3F321F

#1F3F22

Color Blindness Simulation

Original

#1F2C3F

Protanopia

#25253A

Deuteranopia

#242339

Tritanopia

#203736

Achromatopsia

#2B2B2B

CSS Usage

background-color: #1F2C3F;
color: #1F2C3F;
border-color: #1F2C3F;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7FA
100
#E8ECF2
200
#CFD9E7
300
#ADBED7
400
#819BC1
500
#5477AB
600
#436089
700
#364C6D
800
#2A3C55
900
#222E3F
950
#151D28

Contrast Checker

Text on white

14.09:1

AA Pass AAA Pass

Text on black

1.49:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026