#ECF9A9#ECF9A9

#ECF9A9 is a very light, moderate yellow. Relative luminance 0.884; OKLCH L 95.4% C 0.102 H 115.9°. Best body text is #000000 at 18.69:1 contrast (WCAG AA passes).

Color values

HEX	#ECF9A9
RGB	rgb(236, 249, 169)
HSL	hsl(70, 87%, 82%)
HSV	hsv(70, 32%, 98%)
CMYK	cmyk(5.2%, 0%, 32.1%, 2.4%)
CIE-LAB	lab(95.35, -16.63, 37.05)
CIE-LCH	lch(95.35, 40.61, 114.17°)
OKLab	oklab(95.4% -0.0447 0.0921)
OKLCH	oklch(95.4% 0.102 115.9)
XYZ	xyz(75.6292, 88.4494, 50.6167)
Luminance	0.8845 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF9A9 #B6A9F9

analogous

#F9DEA9 #ECF9A9 #C4F9A9

triadic

#ECF9A9 #A9ECF9 #F9A9EC

tetradic

#ECF9A9 #A9F9DE #B6A9F9 #F9A9C4

square

#ECF9A9 #A9F9DE #B6A9F9 #F9A9C4

split-complementary

#ECF9A9 #A9C4F9 #DEA9F9

monochromatic

#D3F137 #DFF570 #ECF9A9 #F9FDE2 #F9FDE2

Accessibility & contrast

On white

1.12

#ECF9A9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.69

#ECF9A9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF9A9

18.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF9A9	#FFFFFF	#000000	##000000
##ECF9A9	1.00	1.12	18.69	18.69
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.69	21.00	1.00	1.00
##000000	18.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF1A3

Deuteranopia (green-blind)

#FFF2AC

Tritanopia (blue-blind)

#F5F0E4

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecf9a9;
/* rgb */ color: rgb(236, 249, 169);
/* oklch */ color: oklch(95.4% 0.102 115.9);

Tailwind

colors: {
  custom: {
    50: '#f3fbc3',
    500: '#ecf9a9',
    950: '#000000',
  },
}

SCSS

$custom: #ecf9a9;
$custom-light: #f3fbc3;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf9a9",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 169
  },
  "hsl": {
    "h": 69.75,
    "s": 86.957,
    "l": 81.961
  },
  "oklch": {
    "l": 0.95404,
    "c": 0.10233,
    "h": 115.9
  },
  "luminance": 0.88449
}

Semantic roles & 50–950 ramp

primary

#ECF9A9

secondary

#7D6BDB

accent

#02E427

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171712

muted

#858582

Preview Lab

Preview with #ECF9A9

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

Preview Lab → · Contrast checker → · Palette generator →