#1F474D

#1F474D

Color Values

HEX

#1F474D

RGB

31, 71, 77

HSL

187.8, 42.6%, 21.2%

HSV

187.8, 59.7%, 30.2%

CMYK

59.7%, 7.8%, 0.0%, 69.8%

OKLCH

0.3718 0.0459 208.3

Properties

Cool Dark Nearest: darkslategrey

Color Harmonies

Complementary

#1F474D

#4D251F

Analogous

#1F4D3C

#1F304D

#1F474D

Triadic

#1F474D

#4D1F47

#474D1F

Split Complementary

#1F474D

#4D1F30

#4D3C1F

Tetradic

#1F474D

#3C1F4D

#4D251F

#304D1F

Color Blindness Simulation

Original

#1F474D

Protanopia

#30314C

Deuteranopia

#2E2B4B

Tritanopia

#214A4A

Achromatopsia

#3F3F3F

CSS Usage

background-color: #1F474D;
color: #1F474D;
border-color: #1F474D;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F5F9FA
100
#E7F2F4
200
#CCE7EB
300
#A8D5DC
400
#78BEC9
500
#49A8B6
600
#3B8691
700
#2F6B74
800
#25545B
900
#1E3E43
950
#13272A

Contrast Checker

Text on white

10.16:1

AA Pass AAA Pass

Text on black

2.07:1

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