#ECF992#ECF992

#ECF992 is a very light, vivid yellow. Relative luminance 0.877; OKLCH L 95.0% C 0.128 H 114.8°. Best body text is #000000 at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#ECF992
RGB	rgb(236, 249, 146)
HSL	hsl(68, 90%, 77%)
HSV	hsv(68, 41%, 98%)
CMYK	cmyk(5.2%, 0%, 41.4%, 2.4%)
CIE-LAB	lab(95.02, -19.26, 47.90)
CIE-LCH	lch(95.02, 51.63, 111.91°)
OKLab	oklab(95.03% -0.0535 0.1161)
OKLCH	oklch(95.03% 0.128 114.8)
XYZ	xyz(73.6567, 87.6604, 40.2285)
Luminance	0.8766 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF992 #9F92F9

analogous

#F9D392 #ECF992 #B8F992

triadic

#ECF992 #92ECF9 #F992EC

tetradic

#ECF992 #92F9D3 #9F92F9 #F992B8

square

#ECF992 #92F9D3 #9F92F9 #F992B8

split-complementary

#ECF992 #92B8F9 #D392F9

monochromatic

#D8F31E #E2F658 #ECF992 #F6FCCC #FAFDE2

Accessibility & contrast

On white

1.13

#ECF992 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.53

#ECF992 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF992

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF992	#FFFFFF	#000000	##000000
##ECF992	1.00	1.13	18.53	18.53
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.53	21.00	1.00	1.00
##000000	18.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF08A

Deuteranopia (green-blind)

#FFF297

Tritanopia (blue-blind)

#F7EEE0

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecf992;
/* rgb */ color: rgb(236, 249, 146);
/* oklch */ color: oklch(95.0% 0.128 114.8);

Tailwind

colors: {
  custom: {
    50: '#f3fbb3',
    500: '#ecf992',
    950: '#000000',
  },
}

SCSS

$custom: #ecf992;
$custom-light: #f3fbb3;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf992",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 146
  },
  "hsl": {
    "h": 67.573,
    "s": 89.565,
    "l": 77.451
  },
  "oklch": {
    "l": 0.95031,
    "c": 0.12783,
    "h": 114.8
  },
  "luminance": 0.8766
}

Semantic roles & 50–950 ramp

primary

#ECF992

secondary

#6757D8

accent

#00E61D

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF992

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

Preview Lab → · Contrast checker → · Palette generator →