#ECFA6F#ECFA6F

#ECFA6F is a very light, vivid yellow. Relative luminance 0.874; OKLCH L 94.8% C 0.163 H 114.3°. Best body text is #000000 at 18.47:1 contrast (WCAG AA passes).

Color values

HEX	#ECFA6F
RGB	rgb(236, 250, 111)
HSL	hsl(66, 93%, 71%)
HSV	hsv(66, 56%, 98%)
CMYK	cmyk(5.6%, 0%, 55.6%, 2%)
CIE-LAB	lab(94.89, -22.91, 63.82)
CIE-LCH	lch(94.89, 67.81, 109.75°)
OKLab	oklab(94.8% -0.067 0.1482)
OKLCH	oklch(94.8% 0.163 114.3)
XYZ	xyz(71.6484, 87.3529, 28.1223)
Luminance	0.8735 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFA6F #7D6FFA

analogous

#FAC26F #ECFA6F #A6FA6F

triadic

#ECFA6F #6FECFA #FA6FEC

tetradic

#ECFA6F #6FFAC2 #7D6FFA #FA6FA6

square

#ECFA6F #6FFAC2 #7D6FFA #FA6FA6

split-complementary

#ECFA6F #6FA6FA #C26FFA

monochromatic

#D0E708 #E4F834 #ECFA6F #F4FCAA #FBFEE1

Accessibility & contrast

On white

1.14

#ECFA6F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.47

#ECFA6F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFA6F

18.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFA6F	#FFFFFF	#000000	##000000
##ECFA6F	1.00	1.14	18.47	18.47
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.47	21.00	1.00	1.00
##000000	18.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF60

Deuteranopia (green-blind)

#FFF277

Tritanopia (blue-blind)

#F9EDDC

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecfa6f;
/* rgb */ color: rgb(236, 250, 111);
/* oklch */ color: oklch(94.8% 0.163 114.3);

Tailwind

colors: {
  custom: {
    50: '#f5fb9d',
    500: '#ecfa6f',
    950: '#000000',
  },
}

SCSS

$custom: #ecfa6f;
$custom-light: #f5fb9d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfa6f",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 111
  },
  "hsl": {
    "h": 66.043,
    "s": 93.289,
    "l": 70.784
  },
  "oklch": {
    "l": 0.948,
    "c": 0.16264,
    "h": 114.3
  },
  "luminance": 0.87352
}

Semantic roles & 50–950 ramp

primary

#ECFA6F

secondary

#4838D5

accent

#00E617

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFA6F

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

Preview Lab → · Contrast checker → · Palette generator →