#617666

#617666

Color Values

HEX

#617666

RGB

97, 118, 102

HSL

134.3, 9.8%, 42.2%

HSV

134.3, 17.8%, 46.3%

CMYK

17.8%, 0.0%, 13.6%, 53.7%

OKLCH

0.5439 0.035 152.3

Properties

Cool Dark Nearest: RAL 7023 Concrete Grey

Color Harmonies

Complementary

#617666

#766171

Analogous

#677661

#617671

#617666

Triadic

#617666

#666176

#766661

Split Complementary

#617666

#716176

#766167

Tetradic

#617666

#616776

#766171

#767161

Color Blindness Simulation

Original

#617666

Protanopia

#6A6A6A

Deuteranopia

#69676B

Tritanopia

#626D6E

Achromatopsia

#707070

CSS Usage

background-color: #617666;
color: #617666;
border-color: #617666;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F7F8F7
100
#ECEFEC
200
#D8DFD9
300
#BCC8BF
400
#97AA9C
500
#738C79
600
#5C7061
700
#4A5A4D
800
#3A463C
900
#2C352E
950
#1C211D

Contrast Checker

Text on white

4.89:1

AA Pass AAA Fail

Text on black

4.29:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026