#99FFFF

#99FFFF

Color Values

HEX

#99FFFF

RGB

153, 255, 255

HSL

180.0, 100.0%, 80.0%

HSV

180.0, 40.0%, 100.0%

CMYK

40.0%, 0.0%, 0.0%, 0.0%

OKLCH

0.938 0.0956 195.6

Properties

Cool Light Nearest: cadetblue 1

Color Harmonies

Complementary

#99FFFF

#FF9999

Analogous

#99FFCC

#99CCFF

#99FFFF

Triadic

#99FFFF

#FF99FF

#FFFF99

Split Complementary

#99FFFF

#FF99CC

#FFCC99

Tetradic

#99FFFF

#CC99FF

#FF9999

#CCFF99

Color Blindness Simulation

Original

#99FFFF

Protanopia

#C5C6FF

Deuteranopia

#BFB8FF

Tritanopia

#9EFFFF

Achromatopsia

#E9E9E9

CSS Usage

background-color: #99FFFF;
color: #99FFFF;
border-color: #99FFFF;
Nearest Tailwind: Cyan 200 #A5F3FC

Tailwind Shades

50
#F1FEFE
100
#DEFCFC
200
#B8FFFF
300
#85FFFF
400
#42FFFF
500
#00FFFF
600
#00CCCC
700
#00A3A3
800
#008080
900
#055C5C
950
#033A3A

Contrast Checker

Text on white

1.16:1

AA Fail AAA Fail

Text on black

18.1:1

AA Pass AAA Pass

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