#155F64

#155F64

Color Values

HEX

#155F64

RGB

21, 95, 100

HSL

183,8, 65,3%, 23,7%

HSV

183,8, 79,0%, 39,2%

CMYK

79,0%, 5,0%, 0,0%, 60,8%

OKLCH

0,445 0,0688 201,8

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#155F64

#641A15

Analogous

#156441

#153764

#155F64

Triadic

#155F64

#64155F

#5F6415

Split Complementary

#155F64

#641537

#644115

Tetradic

#155F64

#411564

#641A15

#376415

Color Blindness Simulation

Original

#155F64

Protanopia

#353663

Deuteranopia

#312B62

Tritanopia

#196262

Achromatopsia

#505050

CSS Usage

background-color: #155F64;
color: #155F64;
border-color: #155F64;
Nearest Tailwind: Teal 800 #115E59

Tailwind Shades

50
#F3FBFC
100
#E3F6F7
200
#C4F0F3
300
#9AE5EA
400
#63D6DE
500
#2CC8D3
600
#23A0A9
700
#1C8087
800
#166469
900
#14494D
950
#0D2E31

Contrast Checker

Text on white

7,36:1

AA Pass AAA Pass

Text on black

2,85:1

AA Fail 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