Skip to content

#EFFFA9 Color

#EFFFA9 is rgb(239, 255, 169) in RGB, hsl(71, 100%, 83%) in HSL, and about cmyk(6%, 0%, 34%, 0%) in CMYK. It has no registered color name of its own — the closest is Lemon Yellow (Crayola) (#FFFF9F), clearly related but distinguishable side by side at ΔE 8.4. Black text is the more readable choice on this background.

#EFFFA9
HEX#EFFFA9
RGBrgb(239, 255, 169)
HSLhsl(71, 100%, 83%)
HSVhsv(71, 34%, 100%)
CMYKcmyk(6%, 0%, 34%, 0%)
OKLCHoklch(96.9% 0.11 117.1)
LABlab(97.35% -15.20 39.31)
LCHlch(97.35% 42.15 111.13)

What #EFFFA9 Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #EFFFA9, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Lemon Yellow (Crayola)#FFFF9FΔE 8.4Key Lime#E8F48CΔE 9.88Canary#FFFF99ΔE 10.47Pastel Yellow#FDFD96ΔE 10.86Green-yellow (Crayola)#F0E891ΔE 11.62Very Pale Yellow#FFFFBFΔE 11.79

Browse the full index of named colors A-Z or every green in the library.

#EFFFA9 Channel Values

How #EFFFA9 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 239 · G 255 · B 1698-bit channels as sent to the display
HSLH 71° · S 100% · L 83%Easiest model for building lighter and darker variants
HSVH 71° · S 34% · V 100%Matches the picker in most design tools
CMYKC 6% · M 0% · Y 34% · K 0%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.07:1 vs white · 19.55:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #EFFFA9 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text1.07:1AA normal AA large AAA normal
TextBlack text19.55:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #EFFFA9 in the contrast checker.

Colors That Go With #EFFFA9

Pairings derived from color-wheel relationships. The complementary color sits opposite #EFFFA9; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#EFFFA9
Complementary
#B8A8FF
Analogous
#FFE4A8
Analogous
#C4FFA8
Triadic
#A8EFFF
Triadic
#FFA8EF
Split comp.
#A8C4FF
Split comp.
#E4A8FF

Tints & Shades of #EFFFA9

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#F1FFB3
#F3FFBD
#F5FFC7
#F8FFD6
#F9FFE0
#FBFFEB

Shades

#E5FF70
#DAFF33
#CCFA00
#9EC200
#708A00
#3E4D00

Want a full 50-950 ramp with semantic roles? Generate design tokens from #EFFFA9.

How #EFFFA9 Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#EFFFA9
Protanopia#FCFCA9
Protanomaly#F7FDA9
Deuteranopia#FAFAAA
Deuteranomaly#F6FCA9
Tritanopia#F8F6F6
Tritanomaly#F5FADC
Achromatopsia#F7F7F7

Test a full palette in the color blindness simulator.

Using #EFFFA9 in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-efffa9: #EFFFA9;
CSS backgroundbackground-color: #EFFFA9;
Tailwind configcolors: { 'color-efffa9': '#EFFFA9' }
SwiftUIColor(red: 0.937, green: 1.000, blue: 0.663)
Android XML<color name="color_efffa9">#EFFFA9</color>
SVG fillfill="#EFFFA9"

More Green Colors

#EFFFA9 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#EFFFA9 Frequently Asked Questions

What color is #EFFFA9?

#EFFFA9 is a lightest green — rgb(239, 255, 169) in RGB and hsl(71, 100%, 83%) in HSL. It carries no registered color name of its own; the closest named color is Lemon Yellow (Crayola) (#FFFF9F), which is clearly related but distinguishable side by side at a CIE76 distance of 8.4.

What is the RGB value of #EFFFA9?

#EFFFA9 is rgb(239, 255, 169) — red 239, green 255, and blue 169 on the 0-255 scale.

What is the CMYK value of #EFFFA9?

#EFFFA9 converts to approximately cmyk(6%, 0%, 34%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #EFFFA9 be black or white?

Black text is the more readable choice. #EFFFA9 scores 1.07:1 against white and 19.55:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #EFFFA9 as a CSS color keyword?

No. #EFFFA9 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is khaki (#F0E68C) at a CIE76 distance of 13.02, which is visibly different.

Open #EFFFA9 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every green in the color library, the guide to shades of green, or the full color library.