#ECFC83#ECFC83

#ECFC83 is a very light, vivid yellow. Relative luminance 0.891; OKLCH L 95.5% C 0.147 H 115.5°. Best body text is #000000 at 18.82:1 contrast (WCAG AA passes).

Color values

HEX	#ECFC83
RGB	rgb(236, 252, 131)
HSL	hsl(68, 95%, 75%)
HSV	hsv(68, 48%, 99%)
CMYK	cmyk(6.3%, 0%, 48%, 1.2%)
CIE-LAB	lab(95.62, -22.18, 55.71)
CIE-LCH	lch(95.62, 59.97, 111.71°)
OKLab	oklab(95.45% -0.063 0.1325)
OKLCH	oklch(95.45% 0.147 115.5)
XYZ	xyz(73.5002, 89.0933, 34.7931)
Luminance	0.8909 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFC83 #9383FC

analogous

#FCD083 #ECFC83 #AFFC83

triadic

#ECFC83 #83ECFC #FC83EC

tetradic

#ECFC83 #83FCD0 #9383FC #FC83AF

square

#ECFC83 #83FCD0 #9383FC #FC83AF

split-complementary

#ECFC83 #83AFFC #D083FC

monochromatic

#DAF90B #E3FB47 #ECFC83 #F5FDBF #FAFEE1

Accessibility & contrast

On white

1.12

#ECFC83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.82

#ECFC83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFC83

18.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFC83	#FFFFFF	#000000	##000000
##ECFC83	1.00	1.12	18.82	18.82
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.82	21.00	1.00	1.00
##000000	18.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF278

Deuteranopia (green-blind)

#FFF389

Tritanopia (blue-blind)

#F8F0E0

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfc83;
/* rgb */ color: rgb(236, 252, 131);
/* oklch */ color: oklch(95.5% 0.147 115.5);

Tailwind

colors: {
  custom: {
    50: '#f4fda9',
    500: '#ecfc83',
    950: '#000000',
  },
}

SCSS

$custom: #ecfc83;
$custom-light: #f4fda9;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfc83",
  "rgb": {
    "r": 236,
    "g": 252,
    "b": 131
  },
  "hsl": {
    "h": 67.934,
    "s": 95.276,
    "l": 75.098
  },
  "oklch": {
    "l": 0.95452,
    "c": 0.14672,
    "h": 115.5
  },
  "luminance": 0.89092
}

Semantic roles & 50–950 ramp

primary

#ECFC83

secondary

#5C49DB

accent

#00E61E

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECFC83

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

Preview Lab → · Contrast checker → · Palette generator →