#51675A

#51675A

Color Values

HEX

#51675A

RGB

81, 103, 90

HSL

144.5, 12.0%, 36.1%

HSV

144.5, 21.4%, 40.4%

CMYK

21.4%, 0.0%, 12.6%, 59.6%

OKLCH

0.4917 0.0335 159.0

Properties

Cool Dark Nearest: RAL 7005 Mouse Grey

Color Harmonies

Complementary

#51675A

#67515E

Analogous

#536751

#516765

#51675A

Triadic

#51675A

#5A5167

#675A51

Split Complementary

#51675A

#655167

#675153

Tetradic

#51675A

#515367

#67515E

#676551

Color Blindness Simulation

Original

#51675A

Protanopia

#5B5B5D

Deuteranopia

#59585E

Tritanopia

#526060

Achromatopsia

#616161

CSS Usage

background-color: #51675A;
color: #51675A;
border-color: #51675A;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F7F8F7
100
#EBEFED
200
#D7E0DB
300
#BAC9C0
400
#95AC9F
500
#708F7D
600
#5A7264
700
#485B50
800
#38473E
900
#2B362F
950
#1B221E

Contrast Checker

Text on white

6.11:1

AA Pass AAA Fail

Text on black

3.44:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026