#999BDD

#999BDD

Color Values

HEX

#999BDD

RGB

153, 155, 221

HSL

238.2, 50.0%, 73.3%

HSV

238.2, 30.8%, 86.7%

CMYK

30.8%, 29.9%, 0.0%, 13.3%

OKLCH

0.713 0.0958 282.3

Properties

Cool Light Nearest: Blue Bell

Color Harmonies

Complementary

#999BDD

#DDDB99

Analogous

#99BDDD

#B999DD

#999BDD

Triadic

#999BDD

#DD999B

#9BDD99

Split Complementary

#999BDD

#DDB999

#BDDD99

Tetradic

#999BDD

#DD99BD

#DDDB99

#99DDB9

Color Blindness Simulation

Original

#999BDD

Protanopia

#9A9ACD

Deuteranopia

#9A9AC9

Tritanopia

#99C0BE

Achromatopsia

#9F9F9F

CSS Usage

background-color: #999BDD;
color: #999BDD;
border-color: #999BDD;
Nearest Tailwind: Indigo 300 #A5B4FC

Tailwind Shades

50
#F4F4FB
100
#E6E6F5
200
#C9CBED
300
#A3A5E0
400
#7174D0
500
#4044BF
600
#333699
700
#292B7A
800
#202260
900
#1B1C46
950
#11122C

Contrast Checker

Text on white

2.6:1

AA Fail AAA Fail

Text on black

8.09:1

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