#51684B

#51684B

Color Values

HEX

#51684B

RGB

81, 104, 75

HSL

107.6, 16.2%, 35.1%

HSV

107.6, 27.9%, 40.8%

CMYK

22.1%, 0.0%, 27.9%, 59.2%

OKLCH

0.4901 0.0529 139.2

Properties

Cool Dark Nearest: RAL 6011 Reseda Green

Color Harmonies

Complementary

#51684B

#624B68

Analogous

#5F684B

#4B6854

#51684B

Triadic

#51684B

#4B5168

#684B51

Split Complementary

#51684B

#544B68

#684B5F

Tetradic

#51684B

#4B5F68

#624B68

#68544B

Color Blindness Simulation

Original

#51684B

Protanopia

#5B5B52

Deuteranopia

#5A5854

Tritanopia

#525859

Achromatopsia

#616161

CSS Usage

background-color: #51684B;
color: #51684B;
border-color: #51684B;
Nearest Tailwind: Emerald 800 #065F46

Tailwind Shades

50
#F7F8F6
100
#ECF0EB
200
#D8E1D6
300
#BCCCB8
400
#98B091
500
#73946B
600
#5C7755
700
#4A5F44
800
#3A4A35
900
#2C3829
950
#1C231A

Contrast Checker

Text on white

6.12:1

AA Pass AAA Fail

Text on black

3.43:1

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