#ECF284#ECF284

#ECF284 is a very light, vivid yellow. Relative luminance 0.830; OKLCH L 93.4% C 0.134 H 111.5°. Best body text is #000000 at 17.60:1 contrast (WCAG AA passes).

Color values

HEX	#ECF284
RGB	rgb(236, 242, 132)
HSL	hsl(63, 81%, 73%)
HSV	hsv(63, 45%, 95%)
CMYK	cmyk(2.5%, 0%, 45.5%, 5.1%)
CIE-LAB	lab(93.02, -17.27, 52.10)
CIE-LCH	lch(93.02, 54.88, 108.34°)
OKLab	oklab(93.38% -0.049 0.1246)
OKLCH	oklch(93.38% 0.134 111.5)
XYZ	xyz(70.5102, 83.0044, 34.1324)
Luminance	0.8300 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF284 #8A84F2

analogous

#F2C184 #ECF284 #B5F284

triadic

#ECF284 #84ECF2 #F284EC

tetradic

#ECF284 #84F2C1 #8A84F2 #F284B5

square

#ECF284 #84F2C1 #8A84F2 #F284B5

split-complementary

#ECF284 #84B5F2 #C184F2

monochromatic

#D8E418 #E3EC4D #ECF284 #F5F8BB #FBFCE3

Accessibility & contrast

On white

1.19

#ECF284 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.60

#ECF284 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF284

17.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF284	#FFFFFF	#000000	##000000
##ECF284	1.00	1.19	17.60	17.60
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.60	21.00	1.00	1.00
##000000	17.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE97B

Deuteranopia (green-blind)

#FFED89

Tritanopia (blue-blind)

#F9E6D8

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #ecf284;
/* rgb */ color: rgb(236, 242, 132);
/* oklch */ color: oklch(93.4% 0.134 111.5);

Tailwind

colors: {
  custom: {
    50: '#f4f6aa',
    500: '#ecf284',
    950: '#000000',
  },
}

SCSS

$custom: #ecf284;
$custom-light: #f4f6aa;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf284",
  "rgb": {
    "r": 236,
    "g": 242,
    "b": 132
  },
  "hsl": {
    "h": 63.273,
    "s": 80.882,
    "l": 73.333
  },
  "oklch": {
    "l": 0.93377,
    "c": 0.13387,
    "h": 111.5
  },
  "luminance": 0.83003
}

Semantic roles & 50–950 ramp

primary

#ECF284

secondary

#544DCE

accent

#08DD14

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECF284

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

Preview Lab → · Contrast checker → · Palette generator →