#ECF9CB#ECF9CB

#ECF9CB is a very light, moderate yellow-green. Relative luminance 0.899; OKLCH L 96.1% C 0.061 H 120.4°. Best body text is #000000 at 18.98:1 contrast (WCAG AA passes).

Color values

HEX	#ECF9CB
RGB	rgb(236, 249, 203)
HSL	hsl(77, 79%, 89%)
HSV	hsv(77, 18%, 98%)
CMYK	cmyk(5.2%, 0%, 18.5%, 2.4%)
CIE-LAB	lab(95.95, -11.96, 20.69)
CIE-LCH	lch(95.95, 23.89, 120.04°)
OKLab	oklab(96.08% -0.0311 0.053)
OKLCH	oklch(96.08% 0.061 120.4)
XYZ	xyz(79.2460, 89.8961, 69.6652)
Luminance	0.8990 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF9CB #D8CBF9

analogous

#F9EFCB #ECF9CB #D5F9CB

triadic

#ECF9CB #CBECF9 #F9CBEC

tetradic

#ECF9CB #CBF9EF #D8CBF9 #F9CBD5

square

#ECF9CB #CBF9EF #D8CBF9 #F9CBD5

split-complementary

#ECF9CB #CBD5F9 #EFCBF9

monochromatic

#C4EC5D #D8F394 #ECF9CB #F5FCE4 #F5FCE4

Accessibility & contrast

On white

1.11

#ECF9CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.98

#ECF9CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF9CB

18.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF9CB	#FFFFFF	#000000	##000000
##ECF9CB	1.00	1.11	18.98	18.98
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.98	21.00	1.00	1.00
##000000	18.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF3C8

Deuteranopia (green-blind)

#FEF3CD

Tritanopia (blue-blind)

#F0F4EC

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecf9cb;
/* rgb */ color: rgb(236, 249, 203);
/* oklch */ color: oklch(96.1% 0.061 120.4);

Tailwind

colors: {
  custom: {
    50: '#f2fbdb',
    500: '#ecf9cb',
    950: '#000000',
  },
}

SCSS

$custom: #ecf9cb;
$custom-light: #f2fbdb;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf9cb",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 203
  },
  "hsl": {
    "h": 76.957,
    "s": 79.31,
    "l": 88.627
  },
  "oklch": {
    "l": 0.96082,
    "c": 0.06149,
    "h": 120.4
  },
  "luminance": 0.89896
}

Semantic roles & 50–950 ramp

primary

#ECF9CB

secondary

#A28BDE

accent

#0ADC45

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171715

muted

#858584

Preview Lab

Preview with #ECF9CB

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

Preview Lab → · Contrast checker → · Palette generator →