#CDD9EC

#CDD9EC

Color Values

HEX

#CDD9EC

RGB

205, 217, 236

HSL

216.8, 44.9%, 86.5%

HSV

216.8, 13.1%, 92.5%

CMYK

13.1%, 8.1%, 0.0%, 7.5%

OKLCH

0.882 0.0293 259.6

Properties

Cool Light Nearest: Periwinkle

Color Harmonies

Complementary

#CDD9EC

#ECE0CD

Analogous

#CDE9EC

#D1CDEC

#CDD9EC

Triadic

#CDD9EC

#ECCDD9

#D9ECCD

Split Complementary

#CDD9EC

#ECD1CD

#E9ECCD

Tetradic

#CDD9EC

#ECCDE9

#ECE0CD

#CDECD1

Color Blindness Simulation

Original

#CDD9EC

Protanopia

#D2D2E7

Deuteranopia

#D2D1E6

Tritanopia

#CEE4E3

Achromatopsia

#D8D8D8

CSS Usage

background-color: #CDD9EC;
color: #CDD9EC;
border-color: #CDD9EC;
Nearest Tailwind: Slate 300 #CBD5E1

Tailwind Shades

50
#F4F7FA
100
#E6ECF4
200
#CBD8EB
300
#A6BCDD
400
#7697CB
500
#4673B9
600
#385C94
700
#2D4976
800
#23395C
900
#1D2C44
950
#121C2B

Contrast Checker

Text on white

1.43:1

AA Fail AAA Fail

Text on black

14.73:1

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