#EFF049

#EFF049

Color Values

HEX

#EFF049

RGB

239, 240, 73

HSL

60.4, 84.8%, 61.4%

HSV

60.4, 69.6%, 94.1%

CMYK

0.4%, 0.0%, 69.6%, 5.9%

OKLCH

0.9261 0.1792 109.8

Properties

Cool Light Nearest: Lemon Yellow

Color Harmonies

Complementary

#EFF049

#4A49F0

Analogous

#F09E49

#9BF049

#EFF049

Triadic

#EFF049

#49EFF0

#F049EF

Split Complementary

#EFF049

#499BF0

#9E49F0

Tetradic

#EFF049

#49F09E

#4A49F0

#F0499B

Color Blindness Simulation

Original

#EFF049

Protanopia

#EFEF71

Deuteranopia

#EFEF7B

Tritanopia

#EF9198

Achromatopsia

#E4E4E4

CSS Usage

background-color: #EFF049;
color: #EFF049;
border-color: #EFF049;
Nearest Tailwind: Yellow 300 #FDE047

Tailwind Shades

50
#FDFDF2
100
#FAFAE0
200
#F9FABD
300
#F5F68E
400
#F0F151
500
#EAEC13
600
#BBBC10
700
#96970C
800
#75760A
900
#55550B
950
#363607

Contrast Checker

Text on white

1.22:1

AA Fail AAA Fail

Text on black

17.23:1

AA Pass AAA Pass

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026