#999AA4

#999AA4

Color Values

HEX

#999AA4

RGB

153, 154, 164

HSL

234.5, 5.7%, 62.2%

HSV

234.5, 6.7%, 64.3%

CMYK

6.7%, 6.1%, 0.0%, 35.7%

OKLCH

0.6886 0.0146 281.4

Properties

Cool Light Nearest: RAL 7040 Window Grey

Color Harmonies

Complementary

#999AA4

#A4A399

Analogous

#99A0A4

#9E99A4

#999AA4

Triadic

#999AA4

#A4999A

#9AA499

Split Complementary

#999AA4

#A49E99

#A0A499

Tetradic

#999AA4

#A499A0

#A4A399

#99A49E

Color Blindness Simulation

Original

#999AA4

Protanopia

#9999A2

Deuteranopia

#9999A1

Tritanopia

#99A09F

Achromatopsia

#9B9B9B

CSS Usage

background-color: #999AA4;
color: #999AA4;
border-color: #999AA4;
Nearest Tailwind: Zinc 400 #A1A1AA

Tailwind Shades

50
#F7F7F8
100
#ECECEE
200
#D9DADD
300
#BEBFC5
400
#9B9CA6
500
#787A87
600
#60616C
700
#4D4E56
800
#3C3D43
900
#2E2E33
950
#1D1D20

Contrast Checker

Text on white

2.8:1

AA Fail AAA Fail

Text on black

7.51:1

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