#ECFC6E#ECFC6E

#ECFC6E is a very light, vivid yellow. Relative luminance 0.886; OKLCH L 95.2% C 0.166 H 115.0°. Best body text is #000000 at 18.72:1 contrast (WCAG AA passes).

Color values

HEX	#ECFC6E
RGB	rgb(236, 252, 110)
HSL	hsl(67, 96%, 71%)
HSV	hsv(67, 56%, 99%)
CMYK	cmyk(6.3%, 0%, 56.3%, 1.2%)
CIE-LAB	lab(95.40, -23.94, 64.83)
CIE-LCH	lch(95.40, 69.11, 110.27°)
OKLab	oklab(95.21% -0.07 0.1502)
OKLCH	oklch(95.21% 0.166 115)
XYZ	xyz(72.2184, 88.5805, 28.0422)
Luminance	0.8858 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFC6E #7E6EFC

analogous

#FCC56E #ECFC6E #A5FC6E

triadic

#ECFC6E #6EECFC #FC6EEC

tetradic

#ECFC6E #6EFCC5 #7E6EFC #FC6EA5

square

#ECFC6E #6EFCC5 #7E6EFC #FC6EA5

split-complementary

#ECFC6E #6EA5FC #C56EFC

monochromatic

#D1EB05 #E4FB32 #ECFC6E #F4FDAA #FBFEE1

Accessibility & contrast

On white

1.12

#ECFC6E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.72

#ECFC6E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFC6E

18.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFC6E	#FFFFFF	#000000	##000000
##ECFC6E	1.00	1.12	18.72	18.72
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.72	21.00	1.00	1.00
##000000	18.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF15F

Deuteranopia (green-blind)

#FFF377

Tritanopia (blue-blind)

#F9EFDD

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfc6e;
/* rgb */ color: rgb(236, 252, 110);
/* oklch */ color: oklch(95.2% 0.166 115.0);

Tailwind

colors: {
  custom: {
    50: '#f5fd9c',
    500: '#ecfc6e',
    950: '#000000',
  },
}

SCSS

$custom: #ecfc6e;
$custom-light: #f5fd9c;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfc6e",
  "rgb": {
    "r": 236,
    "g": 252,
    "b": 110
  },
  "hsl": {
    "h": 66.761,
    "s": 95.946,
    "l": 70.98
  },
  "oklch": {
    "l": 0.95211,
    "c": 0.16575,
    "h": 115
  },
  "luminance": 0.88579
}

Semantic roles & 50–950 ramp

primary

#ECFC6E

secondary

#4937D8

accent

#00E61A

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFC6E

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

Preview Lab → · Contrast checker → · Palette generator →