#999BA4

#999BA4

Color Values

HEX

#999BA4

RGB

153, 155, 164

HSL

229,1, 5,7%, 62,2%

HSV

229,1, 6,7%, 64,3%

CMYK

6,7%, 5,5%, 0,0%, 35,7%

OKLCH

0,6907 0,0133 276,0

Properties

Cool Light Nearest: RAL 7040 Window Grey

Color Harmonies

Complementary

#999BA4

#A4A299

Analogous

#99A1A4

#9D99A4

#999BA4

Triadic

#999BA4

#A4999B

#9BA499

Split Complementary

#999BA4

#A49D99

#A1A499

Tetradic

#999BA4

#A499A1

#A4A299

#99A49D

Color Blindness Simulation

Original

#999BA4

Protanopia

#9A9AA2

Deuteranopia

#9A9AA1

Tritanopia

#99A0A0

Achromatopsia

#9B9B9B

CSS Usage

background-color: #999BA4;
color: #999BA4;
border-color: #999BA4;
Nearest Tailwind: Zinc 400 #A1A1AA

Tailwind Shades

50
#F7F7F8
100
#ECEDEE
200
#D9DADD
300
#BEC0C5
400
#9B9DA6
500
#787B87
600
#60626C
700
#4D4F56
800
#3C3D43
900
#2E2F33
950
#1D1E20

Contrast Checker

Text on white

2,77:1

AA Fail AAA Fail

Text on black

7,58:1

AA Pass AAA Pass

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