#ECF3FC

#ECF3FC

Color Values

HEX

#ECF3FC

RGB

236, 243, 252

HSL

213,8, 72,7%, 95,7%

HSV

213,8, 6,3%, 98,8%

CMYK

6,3%, 3,6%, 0,0%, 1,2%

OKLCH

0,9615 0,0142 254,6

Properties

Cool Light Nearest: aliceblue

Color Harmonies

Complementary

#ECF3FC

#FCF5EC

Analogous

#ECFBFC

#EDECFC

#ECF3FC

Triadic

#ECF3FC

#FCECF3

#F3FCEC

Split Complementary

#ECF3FC

#FCEDEC

#FBFCEC

Tetradic

#ECF3FC

#FCECFB

#FCF5EC

#ECFCED

Color Blindness Simulation

Original

#ECF3FC

Protanopia

#EFEFFA

Deuteranopia

#EFEEF9

Tritanopia

#ECF8F8

Achromatopsia

#F2F2F2

CSS Usage

background-color: #ECF3FC;
color: #ECF3FC;
border-color: #ECF3FC;
Nearest Tailwind: Blue 50 #EFF6FF

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C1D8F5
300
#95BCEE
400
#5C98E5
500
#2374DC
600
#1C5DB0
700
#164A8D
800
#113A6E
900
#112C50
950
#0B1C33

Contrast Checker

Text on white

1,12:1

AA Fail AAA Fail

Text on black

18,79:1

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