#ECF78D Color

#ECF78D is rgb(236, 247, 141) in RGB, hsl(66, 87%, 76%) in HSL, and about cmyk(4%, 0%, 43%, 3%) in CMYK. It has no registered color name of its own — the closest is Key Lime (#E8F48C), below the threshold most people can see at ΔE 1.46. Black text is the more readable choice on this background.

#ECF78D

HEX#ECF78D

RGBrgb(236, 247, 141)

HSLhsl(66, 87%, 76%)

HSVhsv(66, 43%, 97%)

CMYKcmyk(4%, 0%, 43%, 3%)

OKLCHoklch(94.5% 0.131 113.8)

LABlab(94.72% -14.96 49.40)

LCHlch(94.72% 51.61 106.85)

What #ECF78D 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 #ECF78D, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Key Lime#E8F48CΔE 1.46 Mindaro#E3F988ΔE 5.07 Pastel Yellow#FDFD96ΔE 5.33 Canary#FFFF99ΔE 5.84 Lemon Yellow (Crayola)#FFFF9FΔE 7.14 Booger Buster#DDE26AΔE 10.39

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

#ECF78D Channel Values

How #ECF78D breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 236 · G 247 · B 141	8-bit channels as sent to the display
HSL	H 66° · S 87% · L 76%	Easiest model for building lighter and darker variants
HSV	H 66° · S 43% · V 97%	Matches the picker in most design tools
CMYK	C 4% · M 0% · Y 43% · K 3%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	1.15:1 vs white · 18.26:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #ECF78D 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 text1.15:1AA normal AA large AAA normal

TextBlack text18.26:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #ECF78D in the contrast checker.

Colors That Go With #ECF78D

Pairings derived from color-wheel relationships. The complementary color sits opposite #ECF78D; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base

Complementary

Analogous

Analogous

Triadic

Triadic

Split comp.

Split comp.

Tints & Shades of #ECF78D

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

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #ECF78D.

How #ECF78D 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#ECF78D

Protanopia#F5F58D

Protanomaly#F2F68D

Deuteranopia#F3F38E

Deuteranomaly#F0F58D

Tritanopia#F6EDED

Tritanomaly#F2F1CE

Achromatopsia#EFEFEF

Test a full palette in the color blindness simulator.

Using #ECF78D in Code

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

CSS custom property--color-ecf78d: #ECF78D;

CSS backgroundbackground-color: #ECF78D;

Tailwind configcolors: { 'color-ecf78d': '#ECF78D' }

SwiftUIColor(red: 0.925, green: 0.969, blue: 0.553)

Android XML<color name="color_ecf78d">#ECF78D</color>

SVG fillfill="#ECF78D"

More Green Colors

#ECF78D sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200 fdfff5 001f00 f7fee7 002400 f7fbf5 002c22 f5fffa 002e00 f5fff5 003300 f0fff0 008000 00db87 0d542b 20483f 33cc66 46c399 5ea500 728639 91e0b7 a3f5d8 bcd7bc d1ffed

#ECF78D Frequently Asked Questions

What color is #ECF78D?

#ECF78D is a light green — rgb(236, 247, 141) in RGB and hsl(66, 87%, 76%) in HSL. It carries no registered color name of its own; the closest named color is Key Lime (#E8F48C), which is below the threshold most people can see at a CIE76 distance of 1.46.

What is the RGB value of #ECF78D?

#ECF78D is rgb(236, 247, 141) — red 236, green 247, and blue 141 on the 0-255 scale.

What is the CMYK value of #ECF78D?

#ECF78D converts to approximately cmyk(4%, 0%, 43%, 3%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #ECF78D be black or white?

Black text is the more readable choice. #ECF78D scores 1.15:1 against white and 18.26:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #ECF78D as a CSS color keyword?

No. #ECF78D 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 11.12, which is visibly different.

Open #ECF78D in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

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