#EFF04E

#EFF04E

Color Values

HEX

#EFF04E

RGB

239, 240, 78

HSL

60.4, 84.4%, 62.4%

HSV

60.4, 67.5%, 94.1%

CMYK

0.4%, 0.0%, 67.5%, 5.9%

OKLCH

0.9265 0.1761 109.7

Properties

Cool Light Nearest: Lemon Yellow

Color Harmonies

Complementary

#EFF04E

#4F4EF0

Analogous

#F0A04E

#9EF04E

#EFF04E

Triadic

#EFF04E

#4EEFF0

#F04EEF

Split Complementary

#EFF04E

#4E9EF0

#A04EF0

Tetradic

#EFF04E

#4EF0A0

#4F4EF0

#F04E9E

Color Blindness Simulation

Original

#EFF04E

Protanopia

#EFEF75

Deuteranopia

#EFEF7F

Tritanopia

#EF949B

Achromatopsia

#E4E4E4

CSS Usage

background-color: #EFF04E;
color: #EFF04E;
border-color: #EFF04E;
Nearest Tailwind: Yellow 300 #FDE047

Tailwind Shades

50
#FDFDF2
100
#FAFAE0
200
#F9F9BD
300
#F5F58E
400
#EFF051
500
#EAEB14
600
#BBBC10
700
#96960D
800
#75760A
900
#55550C
950
#363607

Contrast Checker

Text on white

1.22:1

AA Fail AAA Fail

Text on black

17.24:1

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