#ECFDB2#ECFDB2

#ECFDB2 is a very light, moderate yellow-green. Relative luminance 0.913; OKLCH L 96.4% C 0.097 H 118.6°. Best body text is #000000 at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#ECFDB2
RGB	rgb(236, 253, 178)
HSL	hsl(74, 95%, 85%)
HSV	hsv(74, 30%, 99%)
CMYK	cmyk(6.7%, 0%, 29.6%, 0.8%)
CIE-LAB	lab(96.53, -17.43, 34.13)
CIE-LCH	lch(96.53, 38.32, 117.06°)
OKLab	oklab(96.39% -0.0466 0.0854)
OKLCH	oklch(96.39% 0.097 118.6)
XYZ	xyz(77.7528, 91.2981, 55.6370)
Luminance	0.9130 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFDB2 #C3B2FD

analogous

#FDE9B2 #ECFDB2 #C7FDB2

triadic

#ECFDB2 #B2ECFD #FDB2EC

tetradic

#ECFDB2 #B2FDE9 #C3B2FD #FDB2C7

square

#ECFDB2 #B2FDE9 #C3B2FD #FDB2C7

split-complementary

#ECFDB2 #B2C7FD #E9B2FD

monochromatic

#CFFA3B #DDFB76 #ECFDB2 #F8FEE1 #F8FEE1

Accessibility & contrast

On white

1.09

#ECFDB2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.26

#ECFDB2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFDB2

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFDB2	#FFFFFF	#000000	##000000
##ECFDB2	1.00	1.09	19.26	19.26
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.26	21.00	1.00	1.00
##000000	19.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5AD

Deuteranopia (green-blind)

#FFF5B5

Tritanopia (blue-blind)

#F3F5E9

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #ecfdb2;
/* rgb */ color: rgb(236, 253, 178);
/* oklch */ color: oklch(96.4% 0.097 118.6);

Tailwind

colors: {
  custom: {
    50: '#f3fec9',
    500: '#ecfdb2',
    950: '#000000',
  },
}

SCSS

$custom: #ecfdb2;
$custom-light: #f3fec9;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfdb2",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 178
  },
  "hsl": {
    "h": 73.6,
    "s": 94.937,
    "l": 84.51
  },
  "oklch": {
    "l": 0.96393,
    "c": 0.0973,
    "h": 118.6
  },
  "luminance": 0.91298
}

Semantic roles & 50–950 ramp

primary

#ECFDB2

secondary

#8B71E2

accent

#00E634

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171713

muted

#858582

Preview Lab

Preview with #ECFDB2

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

Preview Lab → · Contrast checker → · Palette generator →