#EFF04C

#EFF04C

Color Values

HEX

#EFF04C

RGB

239, 240, 76

HSL

60.4, 84.5%, 62.0%

HSV

60.4, 68.3%, 94.1%

CMYK

0.4%, 0.0%, 68.3%, 5.9%

OKLCH

0.9263 0.1774 109.8

Properties

Cool Light Nearest: Lemon Yellow

Color Harmonies

Complementary

#EFF04C

#4D4CF0

Analogous

#F09F4C

#9DF04C

#EFF04C

Triadic

#EFF04C

#4CEFF0

#F04CEF

Split Complementary

#EFF04C

#4C9DF0

#9F4CF0

Tetradic

#EFF04C

#4CF09F

#4D4CF0

#F04C9D

Color Blindness Simulation

Original

#EFF04C

Protanopia

#EFEF74

Deuteranopia

#EFEF7D

Tritanopia

#EF939A

Achromatopsia

#E4E4E4

CSS Usage

background-color: #EFF04C;
color: #EFF04C;
border-color: #EFF04C;
Nearest Tailwind: Yellow 300 #FDE047

Tailwind Shades

50
#FDFDF2
100
#FAFAE0
200
#F9F9BD
300
#F5F68E
400
#EFF051
500
#EAEB14
600
#BBBC10
700
#96970D
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