#ECFD6D#ECFD6D

#ECFD6D is a very light, vivid yellow. Relative luminance 0.892; OKLCH L 95.4% C 0.168 H 115.3°. Best body text is #000000 at 18.84:1 contrast (WCAG AA passes).

Color values

HEX	#ECFD6D
RGB	rgb(236, 253, 109)
HSL	hsl(67, 97%, 71%)
HSV	hsv(67, 57%, 99%)
CMYK	cmyk(6.7%, 0%, 56.9%, 0.8%)
CIE-LAB	lab(95.66, -24.49, 65.54)
CIE-LCH	lch(95.66, 69.97, 110.49°)
OKLab	oklab(95.41% -0.0716 0.1517)
OKLCH	oklch(95.41% 0.168 115.3)
XYZ	xyz(72.4791, 89.1886, 27.8620)
Luminance	0.8919 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFD6D #7E6DFD

analogous

#FDC66D #ECFD6D #A4FD6D

triadic

#ECFD6D #6DECFD #FD6DEC

tetradic

#ECFD6D #6DFDC6 #7E6DFD #FD6DA4

square

#ECFD6D #6DFDC6 #7E6DFD #FD6DA4

split-complementary

#ECFD6D #6DA4FD #C66DFD

monochromatic

#D1EC03 #E4FC31 #ECFD6D #F4FEA9 #FBFFE1

Accessibility & contrast

On white

1.11

#ECFD6D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.84

#ECFD6D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFD6D

18.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFD6D	#FFFFFF	#000000	##000000
##ECFD6D	1.00	1.11	18.84	18.84
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.84	21.00	1.00	1.00
##000000	18.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF15D

Deuteranopia (green-blind)

#FFF476

Tritanopia (blue-blind)

#F9F0DE

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfd6d;
/* rgb */ color: rgb(236, 253, 109);
/* oklch */ color: oklch(95.4% 0.168 115.3);

Tailwind

colors: {
  custom: {
    50: '#f5fe9c',
    500: '#ecfd6d',
    950: '#000000',
  },
}

SCSS

$custom: #ecfd6d;
$custom-light: #f5fe9c;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfd6d",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 109
  },
  "hsl": {
    "h": 67.083,
    "s": 97.297,
    "l": 70.98
  },
  "oklch": {
    "l": 0.95412,
    "c": 0.16772,
    "h": 115.3
  },
  "luminance": 0.89188
}

Semantic roles & 50–950 ramp

primary

#ECFD6D

secondary

#4935D9

accent

#00E61B

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFD6D

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

Preview Lab → · Contrast checker → · Palette generator →