#63EFF0

#63EFF0

Color Values

HEX

#63EFF0

RGB

99, 239, 240

HSL

180.4, 82.5%, 66.5%

HSV

180.4, 58.8%, 94.1%

CMYK

58.8%, 0.4%, 0.0%, 5.9%

OKLCH

0.8768 0.1202 195.8

Properties

Cool Light Nearest: turquoise 2

Color Harmonies

Complementary

#63EFF0

#F06463

Analogous

#63F0AB

#63A9F0

#63EFF0

Triadic

#63EFF0

#F063EF

#EFF063

Split Complementary

#63EFF0

#F063A9

#F0AB63

Tetradic

#63EFF0

#AB63F0

#F06463

#A9F063

Color Blindness Simulation

Original

#63EFF0

Protanopia

#A0A1F0

Deuteranopia

#988DF0

Tritanopia

#6AF0F0

Achromatopsia

#D1D1D1

CSS Usage

background-color: #63EFF0;
color: #63EFF0;
border-color: #63EFF0;
Nearest Tailwind: Cyan 300 #67E8F9

Tailwind Shades

50
#F2FDFD
100
#E1FAFA
200
#BEF8F9
300
#8FF4F4
400
#53EDEE
500
#16E7E9
600
#12B9BA
700
#0E9495
800
#0B7474
900
#0C5454
950
#083535

Contrast Checker

Text on white

1.39:1

AA Fail AAA Fail

Text on black

15.14:1

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