#ECF96F#ECF96F

#ECF96F is a very light, vivid yellow. Relative luminance 0.867; OKLCH L 94.6% C 0.162 H 114.0°. Best body text is #000000 at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#ECF96F
RGB	rgb(236, 249, 111)
HSL	hsl(66, 92%, 71%)
HSV	hsv(66, 55%, 98%)
CMYK	cmyk(5.2%, 0%, 55.4%, 2.4%)
CIE-LAB	lab(94.62, -22.44, 63.52)
CIE-LCH	lch(94.62, 67.37, 109.46°)
OKLab	oklab(94.59% -0.0657 0.1475)
OKLCH	oklch(94.59% 0.162 114)
XYZ	xyz(71.3385, 86.7331, 28.0190)
Luminance	0.8673 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF96F #7C6FF9

analogous

#F9C16F #ECF96F #A7F96F

triadic

#ECF96F #6FECF9 #F96FEC

tetradic

#ECF96F #6FF9C1 #7C6FF9 #F96FA7

square

#ECF96F #6FF9C1 #7C6FF9 #F96FA7

split-complementary

#ECF96F #6FA7F9 #C16FF9

monochromatic

#D0E40A #E4F734 #ECF96F #F4FBAA #FBFEE2

Accessibility & contrast

On white

1.14

#ECF96F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.35

#ECF96F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF96F

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF96F	#FFFFFF	#000000	##000000
##ECF96F	1.00	1.14	18.35	18.35
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.35	21.00	1.00	1.00
##000000	18.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE61

Deuteranopia (green-blind)

#FFF177

Tritanopia (blue-blind)

#FAECDB

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecf96f;
/* rgb */ color: rgb(236, 249, 111);
/* oklch */ color: oklch(94.6% 0.162 114.0);

Tailwind

colors: {
  custom: {
    50: '#f5fb9d',
    500: '#ecf96f',
    950: '#000000',
  },
}

SCSS

$custom: #ecf96f;
$custom-light: #f5fb9d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf96f",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 111
  },
  "hsl": {
    "h": 65.652,
    "s": 92,
    "l": 70.588
  },
  "oklch": {
    "l": 0.9459,
    "c": 0.1615,
    "h": 114
  },
  "luminance": 0.86732
}

Semantic roles & 50–950 ramp

primary

#ECF96F

secondary

#4738D4

accent

#00E616

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF96F

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

Preview Lab → · Contrast checker → · Palette generator →