#ECFDB4#ECFDB4

#ECFDB4 is a very light, moderate yellow-green. Relative luminance 0.914; OKLCH L 96.4% C 0.095 H 118.9°. Best body text is #000000 at 19.28:1 contrast (WCAG AA passes).

Color values

HEX	#ECFDB4
RGB	rgb(236, 253, 180)
HSL	hsl(74, 95%, 85%)
HSV	hsv(74, 29%, 99%)
CMYK	cmyk(6.7%, 0%, 28.9%, 0.8%)
CIE-LAB	lab(96.57, -17.17, 33.17)
CIE-LCH	lch(96.57, 37.35, 117.37°)
OKLab	oklab(96.43% -0.0458 0.0832)
OKLCH	oklch(96.43% 0.095 118.9)
XYZ	xyz(77.9551, 91.3790, 56.7023)
Luminance	0.9138 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFDB4 #C5B4FD

analogous

#FDEAB4 #ECFDB4 #C7FDB4

triadic

#ECFDB4 #B4ECFD #FDB4EC

tetradic

#ECFDB4 #B4FDEA #C5B4FD #FDB4C7

square

#ECFDB4 #B4FDEA #C5B4FD #FDB4C7

split-complementary

#ECFDB4 #B4C7FD #EAB4FD

monochromatic

#CEFA3D #DDFB78 #ECFDB4 #F7FEE1 #F7FEE1

Accessibility & contrast

On white

1.09

#ECFDB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.28

#ECFDB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFDB4

19.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFDB4	#FFFFFF	#000000	##000000
##ECFDB4	1.00	1.09	19.28	19.28
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.28	21.00	1.00	1.00
##000000	19.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5AF

Deuteranopia (green-blind)

#FFF5B7

Tritanopia (blue-blind)

#F3F5EA

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #ecfdb4;
/* rgb */ color: rgb(236, 253, 180);
/* oklch */ color: oklch(96.4% 0.095 118.9);

Tailwind

colors: {
  custom: {
    50: '#f2fecb',
    500: '#ecfdb4',
    950: '#000000',
  },
}

SCSS

$custom: #ecfdb4;
$custom-light: #f2fecb;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfdb4",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 180
  },
  "hsl": {
    "h": 73.973,
    "s": 94.805,
    "l": 84.902
  },
  "oklch": {
    "l": 0.9643,
    "c": 0.09495,
    "h": 118.9
  },
  "luminance": 0.91379
}

Semantic roles & 50–950 ramp

primary

#ECFDB4

secondary

#8D73E3

accent

#00E635

background

#FFFFFE

surface

#FEFFFA

border

#D6D7D3

text

#171713

muted

#858583

Preview Lab

Preview with #ECFDB4

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

Preview Lab → · Contrast checker → · Palette generator →