#ECFC8A#ECFC8A

#ECFC8A is a very light, vivid yellow. Relative luminance 0.893; OKLCH L 95.5% C 0.140 H 115.7°. Best body text is #000000 at 18.86:1 contrast (WCAG AA passes).

Color values

HEX	#ECFC8A
RGB	rgb(236, 252, 138)
HSL	hsl(68, 95%, 76%)
HSV	hsv(68, 45%, 99%)
CMYK	cmyk(6.3%, 0%, 45.2%, 1.2%)
CIE-LAB	lab(95.70, -21.52, 52.55)
CIE-LCH	lch(95.70, 56.78, 112.26°)
OKLab	oklab(95.54% -0.0606 0.126)
OKLCH	oklch(95.54% 0.14 115.7)
XYZ	xyz(73.9907, 89.2895, 37.3766)
Luminance	0.8929 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFC8A #9A8AFC

analogous

#FCD38A #ECFC8A #B3FC8A

triadic

#ECFC8A #8AECFC #FC8AEC

tetradic

#ECFC8A #8AFCD3 #9A8AFC #FC8AB3

square

#ECFC8A #8AFCD3 #9A8AFC #FC8AB3

split-complementary

#ECFC8A #8AB3FC #D38AFC

monochromatic

#D9F913 #E2FA4E #ECFC8A #F6FEC6 #FAFEE1

Accessibility & contrast

On white

1.11

#ECFC8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.86

#ECFC8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFC8A

18.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFC8A	#FFFFFF	#000000	##000000
##ECFC8A	1.00	1.11	18.86	18.86
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.86	21.00	1.00	1.00
##000000	18.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF280

Deuteranopia (green-blind)

#FFF490

Tritanopia (blue-blind)

#F7F1E1

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfc8a;
/* rgb */ color: rgb(236, 252, 138);
/* oklch */ color: oklch(95.5% 0.140 115.7);

Tailwind

colors: {
  custom: {
    50: '#f4fdae',
    500: '#ecfc8a',
    950: '#000000',
  },
}

SCSS

$custom: #ecfc8a;
$custom-light: #f4fdae;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfc8a",
  "rgb": {
    "r": 236,
    "g": 252,
    "b": 138
  },
  "hsl": {
    "h": 68.421,
    "s": 95,
    "l": 76.471
  },
  "oklch": {
    "l": 0.95544,
    "c": 0.1398,
    "h": 115.7
  },
  "luminance": 0.89289
}

Semantic roles & 50–950 ramp

primary

#ECFC8A

secondary

#624FDC

accent

#00E620

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECFC8A

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

Preview Lab → · Contrast checker → · Palette generator →