#ECFC6A#ECFC6A

#ECFC6A is a very light, vivid yellow. Relative luminance 0.885; OKLCH L 95.2% C 0.169 H 114.9°. Best body text is #000000 at 18.70:1 contrast (WCAG AA passes).

Color values

HEX	#ECFC6A
RGB	rgb(236, 252, 106)
HSL	hsl(67, 96%, 70%)
HSV	hsv(67, 58%, 99%)
CMYK	cmyk(6.3%, 0%, 57.9%, 1.2%)
CIE-LAB	lab(95.37, -24.23, 66.49)
CIE-LCH	lch(95.37, 70.77, 110.03°)
OKLab	oklab(95.17% -0.0712 0.1533)
OKLCH	oklch(95.17% 0.169 114.9)
XYZ	xyz(72.0055, 88.4954, 26.9210)
Luminance	0.8849 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFC6A #7A6AFC

analogous

#FCC36A #ECFC6A #A3FC6A

triadic

#ECFC6A #6AECFC #FC6AEC

tetradic

#ECFC6A #6AFCC3 #7A6AFC #FC6AA3

square

#ECFC6A #6AFCC3 #7A6AFC #FC6AA3

split-complementary

#ECFC6A #6AA3FC #C36AFC

monochromatic

#CEE705 #E4FB2E #ECFC6A #F4FDA6 #FBFEE1

Accessibility & contrast

On white

1.12

#ECFC6A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.70

#ECFC6A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFC6A

18.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFC6A	#FFFFFF	#000000	##000000
##ECFC6A	1.00	1.12	18.70	18.70
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.70	21.00	1.00	1.00
##000000	18.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF15A

Deuteranopia (green-blind)

#FFF373

Tritanopia (blue-blind)

#FAEFDD

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfc6a;
/* rgb */ color: rgb(236, 252, 106);
/* oklch */ color: oklch(95.2% 0.169 114.9);

Tailwind

colors: {
  custom: {
    50: '#f5fd9a',
    500: '#ecfc6a',
    950: '#000000',
  },
}

SCSS

$custom: #ecfc6a;
$custom-light: #f5fd9a;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfc6a",
  "rgb": {
    "r": 236,
    "g": 252,
    "b": 106
  },
  "hsl": {
    "h": 66.575,
    "s": 96.053,
    "l": 70.196
  },
  "oklch": {
    "l": 0.95171,
    "c": 0.16905,
    "h": 114.9
  },
  "luminance": 0.88494
}

Semantic roles & 50–950 ramp

primary

#ECFC6A

secondary

#4533D7

accent

#00E619

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFC6A

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

Preview Lab → · Contrast checker → · Palette generator →