#278F5F

#278F5F

Color Values

HEX

#278F5F

RGB

39, 143, 95

HSL

152.3, 57.1%, 35.7%

HSV

152.3, 72.7%, 56.1%

CMYK

72.7%, 0.0%, 33.6%, 43.9%

OKLCH

0.5793 0.1195 158.6

Properties

Cool Light Nearest: seagreen

Color Harmonies

Complementary

#278F5F

#8F2757

Analogous

#278F2B

#278B8F

#278F5F

Triadic

#278F5F

#5F278F

#8F5F27

Split Complementary

#278F5F

#8F278B

#8F2B27

Tetradic

#278F5F

#2B278F

#8F2757

#8B8F27

Color Blindness Simulation

Original

#278F5F

Protanopia

#54556B

Deuteranopia

#4E466D

Tritanopia

#2C7476

Achromatopsia

#757575

CSS Usage

background-color: #278F5F;
color: #278F5F;
border-color: #278F5F;
Nearest Tailwind: Emerald 600 #059669

Tailwind Shades

50
#F4FBF8
100
#E4F6EE
200
#C7F0DD
300
#9FE5C4
400
#6BD7A5
500
#37C885
600
#2CA06A
700
#238055
800
#1B6443
900
#184932
950
#0F2E20

Contrast Checker

Text on white

4.05:1

AA Fail AAA Fail

Text on black

5.18:1

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