#ECFE6F#ECFE6F

#ECFE6F is a very light, vivid yellow. Relative luminance 0.899; OKLCH L 95.6% C 0.167 H 115.6°. Best body text is #000000 at 18.97:1 contrast (WCAG AA passes).

Color values

HEX	#ECFE6F
RGB	rgb(236, 254, 111)
HSL	hsl(68, 99%, 72%)
HSV	hsv(68, 56%, 100%)
CMYK	cmyk(7.1%, 0%, 56.3%, 0.4%)
CIE-LAB	lab(95.94, -24.81, 65.00)
CIE-LCH	lch(95.94, 69.58, 110.89°)
OKLab	oklab(95.64% -0.0723 0.1507)
OKLCH	oklch(95.64% 0.167 115.6)
XYZ	xyz(72.9045, 89.8652, 28.5410)
Luminance	0.8986 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFE6F #816FFE

analogous

#FEC86F #ECFE6F #A5FE6F

triadic

#ECFE6F #6FECFE #FE6FEC

tetradic

#ECFE6F #6FFEC8 #816FFE #FE6FA5

square

#ECFE6F #6FFEC8 #816FFE #FE6FA5

split-complementary

#ECFE6F #6FA5FE #C86FFE

monochromatic

#D3F102 #E4FE32 #ECFE6F #F4FEAC #FBFFE1

Accessibility & contrast

On white

1.11

#ECFE6F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.97

#ECFE6F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFE6F

18.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFE6F	#FFFFFF	#000000	##000000
##ECFE6F	1.00	1.11	18.97	18.97
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.97	21.00	1.00	1.00
##000000	18.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF260

Deuteranopia (green-blind)

#FFF578

Tritanopia (blue-blind)

#F9F1DF

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfe6f;
/* rgb */ color: rgb(236, 254, 111);
/* oklch */ color: oklch(95.6% 0.167 115.6);

Tailwind

colors: {
  custom: {
    50: '#f5fe9d',
    500: '#ecfe6f',
    950: '#000000',
  },
}

SCSS

$custom: #ecfe6f;
$custom-light: #f5fe9d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfe6f",
  "rgb": {
    "r": 236,
    "g": 254,
    "b": 111
  },
  "hsl": {
    "h": 67.552,
    "s": 98.621,
    "l": 71.569
  },
  "oklch": {
    "l": 0.95643,
    "c": 0.16719,
    "h": 115.6
  },
  "luminance": 0.89864
}

Semantic roles & 50–950 ramp

primary

#ECFE6F

secondary

#4B37DA

accent

#00E61D

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFE6F

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

Preview Lab → · Contrast checker → · Palette generator →