#63B5BB

#63B5BB

Color Values

HEX

#63B5BB

RGB

99, 181, 187

HSL

184.1, 39.3%, 56.1%

HSV

184.1, 47.1%, 73.3%

CMYK

47.1%, 3.2%, 0.0%, 26.7%

OKLCH

0.7235 0.0806 201.7

Properties

Cool Light Nearest: NCS S 0530-B40G Aqua

Color Harmonies

Complementary

#63B5BB

#BB6963

Analogous

#63BB95

#6389BB

#63B5BB

Triadic

#63B5BB

#BB63B5

#B5BB63

Split Complementary

#63B5BB

#BB6389

#BB9563

Tetradic

#63B5BB

#9563BB

#BB6963

#89BB63

Color Blindness Simulation

Original

#63B5BB

Protanopia

#8787BA

Deuteranopia

#827CB9

Tritanopia

#67B8B8

Achromatopsia

#A4A4A4

CSS Usage

background-color: #63B5BB;
color: #63B5BB;
border-color: #63B5BB;
Nearest Tailwind: Cyan 500 #06B6D4

Tailwind Shades

50
#F5FAFA
100
#E7F2F3
200
#CDE7E9
300
#AAD7DA
400
#7CC1C6
500
#4DABB2
600
#3E898E
700
#326D72
800
#275559
900
#1F3F42
950
#142829

Contrast Checker

Text on white

2.37:1

AA Fail AAA Fail

Text on black

8.86:1

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