#ECFD8E#ECFD8E

#ECFD8E is a very light, vivid yellow. Relative luminance 0.900; OKLCH L 95.8% C 0.137 H 116.2°. Best body text is #000000 at 19.01:1 contrast (WCAG AA passes).

Color values

HEX	#ECFD8E
RGB	rgb(236, 253, 142)
HSL	hsl(69, 97%, 77%)
HSV	hsv(69, 44%, 99%)
CMYK	cmyk(6.7%, 0%, 43.9%, 0.8%)
CIE-LAB	lab(96.01, -21.60, 51.05)
CIE-LCH	lch(96.01, 55.43, 112.93°)
OKLab	oklab(95.81% -0.0605 0.1229)
OKLCH	oklch(95.81% 0.137 116.2)
XYZ	xyz(74.6005, 90.0372, 39.0349)
Luminance	0.9004 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFD8E #9F8EFD

analogous

#FDD68E #ECFD8E #B5FD8E

triadic

#ECFD8E #8EECFD #FD8EEC

tetradic

#ECFD8E #8EFDD6 #9F8EFD #FD8EB5

square

#ECFD8E #8EFDD6 #9F8EFD #FD8EB5

split-complementary

#ECFD8E #8EB5FD #D68EFD

monochromatic

#D8FB16 #E2FC52 #ECFD8E #F6FECA #FAFEE1

Accessibility & contrast

On white

1.10

#ECFD8E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.01

#ECFD8E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFD8E

19.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFD8E	#FFFFFF	#000000	##000000
##ECFD8E	1.00	1.10	19.01	19.01
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.01	21.00	1.00	1.00
##000000	19.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF385

Deuteranopia (green-blind)

#FFF494

Tritanopia (blue-blind)

#F7F2E3

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfd8e;
/* rgb */ color: rgb(236, 253, 142);
/* oklch */ color: oklch(95.8% 0.137 116.2);

Tailwind

colors: {
  custom: {
    50: '#f4feb1',
    500: '#ecfd8e',
    950: '#000000',
  },
}

SCSS

$custom: #ecfd8e;
$custom-light: #f4feb1;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfd8e",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 142
  },
  "hsl": {
    "h": 69.189,
    "s": 96.522,
    "l": 77.451
  },
  "oklch": {
    "l": 0.95808,
    "c": 0.13698,
    "h": 116.2
  },
  "luminance": 0.90036
}

Semantic roles & 50–950 ramp

primary

#ECFD8E

secondary

#6752DD

accent

#00E623

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECFD8E

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

Preview Lab → · Contrast checker → · Palette generator →