#289B5F

#289B5F

Color Values

HEX

#289B5F

RGB

40, 155, 95

HSL

148.7, 59.0%, 38.2%

HSV

148.7, 74.2%, 60.8%

CMYK

74.2%, 0.0%, 38.7%, 39.2%

OKLCH

0.612 0.1356 155.3

Properties

Cool Light Nearest: NCS S 1050-B90G Emerald

Color Harmonies

Complementary

#289B5F

#9B2864

Analogous

#2A9B28

#289B98

#289B5F

Triadic

#289B5F

#5F289B

#9B5F28

Split Complementary

#289B5F

#98289B

#9B282A

Tetradic

#289B5F

#282A9B

#9B2864

#9B9828

Color Blindness Simulation

Original

#289B5F

Protanopia

#5A5B6E

Deuteranopia

#534A71

Tritanopia

#2E797C

Achromatopsia

#7E7E7E

CSS Usage

background-color: #289B5F;
color: #289B5F;
border-color: #289B5F;
Nearest Tailwind: Emerald 600 #059669

Tailwind Shades

50
#F4FBF7
100
#E4F6ED
200
#C6F0DA
300
#9EE6C0
400
#69D89E
500
#34CB7C
600
#2AA263
700
#218250
800
#1A653E
900
#174A2F
950
#0E2F1E

Contrast Checker

Text on white

3.53:1

AA Fail AAA Fail

Text on black

5.94:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026