#ECFD9D#ECFD9D

#ECFD9D is a very light, vivid yellow-green. Relative luminance 0.905; OKLCH L 96.0% C 0.121 H 116.9°. Best body text is #000000 at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#ECFD9D
RGB	rgb(236, 253, 157)
HSL	hsl(71, 96%, 80%)
HSV	hsv(71, 38%, 99%)
CMYK	cmyk(6.7%, 0%, 37.9%, 0.8%)
CIE-LAB	lab(96.21, -19.99, 44.09)
CIE-LCH	lch(96.21, 48.40, 114.39°)
OKLab	oklab(96.03% -0.0548 0.1079)
OKLCH	oklch(96.03% 0.121 116.9)
XYZ	xyz(75.8034, 90.5183, 45.3702)
Luminance	0.9052 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFD9D #AE9DFD

analogous

#FDDE9D #ECFD9D #BCFD9D

triadic

#ECFD9D #9DECFD #FD9DEC

tetradic

#ECFD9D #9DFDDE #AE9DFD #FD9DBC

square

#ECFD9D #9DFDDE #AE9DFD #FD9DBC

split-complementary

#ECFD9D #9DBCFD #DE9DFD

monochromatic

#D5FB25 #E0FC61 #ECFD9D #F8FED9 #F9FEE1

Accessibility & contrast

On white

1.10

#ECFD9D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.10

#ECFD9D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFD9D

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFD9D	#FFFFFF	#000000	##000000
##ECFD9D	1.00	1.10	19.10	19.10
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.10	21.00	1.00	1.00
##000000	19.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF496

Deuteranopia (green-blind)

#FFF5A2

Tritanopia (blue-blind)

#F6F3E5

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecfd9d;
/* rgb */ color: rgb(236, 253, 157);
/* oklch */ color: oklch(96.0% 0.121 116.9);

Tailwind

colors: {
  custom: {
    50: '#f3febb',
    500: '#ecfd9d',
    950: '#000000',
  },
}

SCSS

$custom: #ecfd9d;
$custom-light: #f3febb;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfd9d",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 157
  },
  "hsl": {
    "h": 70.625,
    "s": 96,
    "l": 80.392
  },
  "oklch": {
    "l": 0.96032,
    "c": 0.12108,
    "h": 116.9
  },
  "luminance": 0.90518
}

Semantic roles & 50–950 ramp

primary

#ECFD9D

secondary

#755FE0

accent

#00E629

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171712

muted

#858582

Preview Lab

Preview with #ECFD9D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →