#ECFFA3#ECFFA3

#ECFFA3 is a very light, moderate yellow-green. Relative luminance 0.920; OKLCH L 96.5% C 0.117 H 118.2°. Best body text is #000000 at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#ECFFA3
RGB	rgb(236, 255, 163)
HSL	hsl(72, 100%, 82%)
HSV	hsv(72, 36%, 100%)
CMYK	cmyk(7.5%, 0%, 36.1%, 0%)
CIE-LAB	lab(96.82, -20.26, 41.94)
CIE-LCH	lch(96.82, 46.57, 115.78°)
OKLab	oklab(96.55% -0.0553 0.1032)
OKLCH	oklch(96.55% 0.117 118.2)
XYZ	xyz(76.9630, 91.9976, 48.3461)
Luminance	0.9200 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFFA3 #B6A3FF

analogous

#FFE4A3 #ECFFA3 #BEFFA3

triadic

#ECFFA3 #A3ECFF #FFA3EC

tetradic

#ECFFA3 #A3FFE4 #B6A3FF #FFA3BE

square

#ECFFA3 #A3FFE4 #B6A3FF #FFA3BE

split-complementary

#ECFFA3 #A3BEFF #E4A3FF

monochromatic

#D3FF29 #DFFF66 #ECFFA3 #F9FFE0 #F9FFE0

Accessibility & contrast

On white

1.08

#ECFFA3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.40

#ECFFA3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFFA3

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFFA3	#FFFFFF	#000000	##000000
##ECFFA3	1.00	1.08	19.40	19.40
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.40	21.00	1.00	1.00
##000000	19.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF69C

Deuteranopia (green-blind)

#FFF6A7

Tritanopia (blue-blind)

#F5F6E8

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #ecffa3;
/* rgb */ color: rgb(236, 255, 163);
/* oklch */ color: oklch(96.5% 0.117 118.2);

Tailwind

colors: {
  custom: {
    50: '#f3ffbf',
    500: '#ecffa3',
    950: '#000000',
  },
}

SCSS

$custom: #ecffa3;
$custom-light: #f3ffbf;
$custom-dark: #000000;

JSON

{
  "hex": "#ecffa3",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 163
  },
  "hsl": {
    "h": 72.391,
    "s": 100,
    "l": 81.961
  },
  "oklch": {
    "l": 0.96545,
    "c": 0.1171,
    "h": 118.2
  },
  "luminance": 0.91997
}

Semantic roles & 50–950 ramp

primary

#ECFFA3

secondary

#7D63E3

accent

#00E62F

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171812

muted

#858682

Preview Lab

Preview with #ECFFA3

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

Preview Lab → · Contrast checker → · Palette generator →