#616C63

#616C63

Color Values

HEX

#616C63

RGB

97, 108, 99

HSL

130.9, 5.4%, 40.2%

HSV

130.9, 10.2%, 42.4%

CMYK

10.2%, 0.0%, 8.3%, 57.6%

OKLCH

0.5191 0.0193 150.8

Properties

Cool Dark Nearest: RAL 7005 Mouse Grey

Color Harmonies

Complementary

#616C63

#6C616A

Analogous

#646C61

#616C69

#616C63

Triadic

#616C63

#63616C

#6C6361

Split Complementary

#616C63

#69616C

#6C6164

Tetradic

#616C63

#61646C

#6C616A

#6C6961

Color Blindness Simulation

Original

#616C63

Protanopia

#666665

Deuteranopia

#656466

Tritanopia

#626767

Achromatopsia

#696969

CSS Usage

background-color: #616C63;
color: #616C63;
border-color: #616C63;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F7F8F7
100
#ECEEED
200
#D9DDDA
300
#BEC5C0
400
#9CA69D
500
#79867B
600
#606C62
700
#4D564F
800
#3C433E
900
#2E332F
950
#1D201E

Contrast Checker

Text on white

5.48:1

AA Pass AAA Fail

Text on black

3.83:1

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