#1F2F45

#1F2F45

Color Values

HEX

#1F2F45

RGB

31, 47, 69

HSL

214.7, 38.0%, 19.6%

HSV

214.7, 55.1%, 27.1%

CMYK

55.1%, 31.9%, 0.0%, 72.9%

OKLCH

0.302 0.0455 256.5

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#1F2F45

#45351F

Analogous

#1F4245

#221F45

#1F2F45

Triadic

#1F2F45

#451F2F

#2F451F

Split Complementary

#1F2F45

#45221F

#42451F

Tetradic

#1F2F45

#451F42

#45351F

#1F4522

Color Blindness Simulation

Original

#1F2F45

Protanopia

#262640

Deuteranopia

#25243E

Tritanopia

#203B3B

Achromatopsia

#2D2D2D

CSS Usage

background-color: #1F2F45;
color: #1F2F45;
border-color: #1F2F45;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7FA
100
#E7ECF3
200
#CED9E9
300
#ABBED9
400
#7D9BC5
500
#4F78B0
600
#3F608D
700
#334D71
800
#283C58
900
#202E41
950
#141D29

Contrast Checker

Text on white

13.54:1

AA Pass AAA Pass

Text on black

1.55:1

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