#138B8B

#138B8B

Color Values

HEX

#138B8B

RGB

19, 139, 139

HSL

180.0, 75.9%, 31.0%

HSV

180.0, 86.3%, 54.5%

CMYK

86.3%, 0.0%, 0.0%, 45.5%

OKLCH

0.5782 0.0951 194.8

Properties

Cool Light Nearest: darkcyan

Color Harmonies

Complementary

#138B8B

#8B1313

Analogous

#138B4F

#134F8B

#138B8B

Triadic

#138B8B

#8B138B

#8B8B13

Split Complementary

#138B8B

#8B134F

#8B4F13

Tetradic

#138B8B

#4F138B

#8B1313

#4F8B13

Color Blindness Simulation

Original

#138B8B

Protanopia

#47488B

Deuteranopia

#40378B

Tritanopia

#198B8B

Achromatopsia

#717171

CSS Usage

background-color: #138B8B;
color: #138B8B;
border-color: #138B8B;
Nearest Tailwind: Teal 600 #0D9488

Tailwind Shades

50
#F2FCFC
100
#E2F9F9
200
#C0F6F6
300
#93F0F0
400
#59E8E8
500
#1FE0E0
600
#19B3B3
700
#149090
800
#0F7070
900
#0F5252
950
#0A3434

Contrast Checker

Text on white

4.12:1

AA Fail AAA Fail

Text on black

5.09:1

AA Pass AAA Fail

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