#37454F

#37454F

Color Values

HEX

#37454F

RGB

55, 69, 79

HSL

205.0, 17.9%, 26.3%

HSV

205.0, 30.4%, 31.0%

CMYK

30.4%, 12.7%, 0.0%, 69.0%

OKLCH

0.3821 0.0249 239.4

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#37454F

#4F4137

Analogous

#374F4D

#37394F

#37454F

Triadic

#37454F

#4F3745

#454F37

Split Complementary

#37454F

#4F3739

#4F4D37

Tetradic

#37454F

#4D374F

#4F4137

#394F37

Color Blindness Simulation

Original

#37454F

Protanopia

#3D3D4D

Deuteranopia

#3C3B4C

Tritanopia

#384B4A

Achromatopsia

#434343

CSS Usage

background-color: #37454F;
color: #37454F;
border-color: #37454F;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F6F8F9
100
#EAEEF0
200
#D5DCE2
300
#B7C4CD
400
#90A3B2
500
#698396
600
#546978
700
#435460
800
#34424B
900
#293238
950
#1A1F24

Contrast Checker

Text on white

9.87:1

AA Pass AAA Pass

Text on black

2.13:1

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