#257D50

#257D50

Color Values

HEX

#257D50

RGB

37, 125, 80

HSL

149.3, 54.3%, 31.8%

HSV

149.3, 70.4%, 49.0%

CMYK

70.4%, 0.0%, 36.0%, 51.0%

OKLCH

0.526 0.1092 156.6

Properties

Cool Dark Nearest: seagreen

Color Harmonies

Complementary

#257D50

#7D2552

Analogous

#267D25

#257D7C

#257D50

Triadic

#257D50

#50257D

#7D5025

Split Complementary

#257D50

#7C257D

#7D2526

Tetradic

#257D50

#25267D

#7D2552

#7D7C25

Color Blindness Simulation

Original

#257D50

Protanopia

#4B4C5B

Deuteranopia

#463F5E

Tritanopia

#296365

Achromatopsia

#676767

CSS Usage

background-color: #257D50;
color: #257D50;
border-color: #257D50;
Nearest Tailwind: Emerald 700 #047857

Tailwind Shades

50
#F4FBF7
100
#E5F5ED
200
#C8EFDB
300
#A1E3C1
400
#6DD49F
500
#3AC57E
600
#2F9D65
700
#257E51
800
#1D623F
900
#194830
950
#102E1E

Contrast Checker

Text on white

5.09:1

AA Pass AAA Fail

Text on black

4.13:1

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