#ECF984#ECF984

#ECF984 is a very light, vivid yellow. Relative luminance 0.873; OKLCH L 94.8% C 0.142 H 114.4°. Best body text is #000000 at 18.45:1 contrast (WCAG AA passes).

Color values

HEX	#ECF984
RGB	rgb(236, 249, 132)
HSL	hsl(67, 91%, 75%)
HSV	hsv(67, 47%, 98%)
CMYK	cmyk(5.2%, 0%, 47%, 2.4%)
CIE-LAB	lab(94.84, -20.65, 54.32)
CIE-LCH	lch(94.84, 58.11, 110.82°)
OKLab	oklab(94.84% -0.0586 0.1295)
OKLCH	oklch(94.84% 0.142 114.4)
XYZ	xyz(72.6336, 87.2512, 34.8402)
Luminance	0.8725 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF984 #9184F9

analogous

#F9CC84 #ECF984 #B1F984

triadic

#ECF984 #84ECF9 #F984EC

tetradic

#ECF984 #84F9CC #9184F9 #F984B1

square

#ECF984 #84F9CC #9184F9 #F984B1

split-complementary

#ECF984 #84B1F9 #CC84F9

monochromatic

#DAF30F #E3F64A #ECF984 #F5FCBE #FAFEE2

Accessibility & contrast

On white

1.14

#ECF984 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.45

#ECF984 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF984

18.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF984	#FFFFFF	#000000	##000000
##ECF984	1.00	1.14	18.45	18.45
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.45	21.00	1.00	1.00
##000000	18.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF7A

Deuteranopia (green-blind)

#FFF18A

Tritanopia (blue-blind)

#F8EDDE

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecf984;
/* rgb */ color: rgb(236, 249, 132);
/* oklch */ color: oklch(94.8% 0.142 114.4);

Tailwind

colors: {
  custom: {
    50: '#f4fbaa',
    500: '#ecf984',
    950: '#000000',
  },
}

SCSS

$custom: #ecf984;
$custom-light: #f4fbaa;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf984",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 132
  },
  "hsl": {
    "h": 66.667,
    "s": 90.698,
    "l": 74.706
  },
  "oklch": {
    "l": 0.94836,
    "c": 0.14214,
    "h": 114.4
  },
  "luminance": 0.8725
}

Semantic roles & 50–950 ramp

primary

#ECF984

secondary

#5A4BD7

accent

#00E61A

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECF984

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

Preview Lab → · Contrast checker → · Palette generator →