#ECFFA6#ECFFA6

#ECFFA6 is a very light, moderate yellow-green. Relative luminance 0.921; OKLCH L 96.6% C 0.114 H 118.4°. Best body text is #000000 at 19.42:1 contrast (WCAG AA passes).

Color values

HEX	#ECFFA6
RGB	rgb(236, 255, 166)
HSL	hsl(73, 100%, 83%)
HSV	hsv(73, 35%, 100%)
CMYK	cmyk(7.5%, 0%, 34.9%, 0%)
CIE-LAB	lab(96.86, -19.90, 40.52)
CIE-LCH	lch(96.86, 45.14, 116.16°)
OKLab	oklab(96.6% -0.0541 0.1001)
OKLCH	oklch(96.6% 0.114 118.4)
XYZ	xyz(77.2350, 92.1064, 49.7785)
Luminance	0.9211 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFFA6 #B9A6FF

analogous

#FFE5A6 #ECFFA6 #BFFFA6

triadic

#ECFFA6 #A6ECFF #FFA6EC

tetradic

#ECFFA6 #A6FFE5 #B9A6FF #FFA6BF

square

#ECFFA6 #A6FFE5 #B9A6FF #FFA6BF

split-complementary

#ECFFA6 #A6BFFF #E5A6FF

monochromatic

#D2FF2C #DFFF69 #ECFFA6 #F8FFE0 #F8FFE0

Accessibility & contrast

On white

1.08

#ECFFA6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.42

#ECFFA6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFFA6

19.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFFA6	#FFFFFF	#000000	##000000
##ECFFA6	1.00	1.08	19.42	19.42
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.42	21.00	1.00	1.00
##000000	19.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF6A0

Deuteranopia (green-blind)

#FFF6AA

Tritanopia (blue-blind)

#F4F6E9

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #ecffa6;
/* rgb */ color: rgb(236, 255, 166);
/* oklch */ color: oklch(96.6% 0.114 118.4);

Tailwind

colors: {
  custom: {
    50: '#f3ffc1',
    500: '#ecffa6',
    950: '#000000',
  },
}

SCSS

$custom: #ecffa6;
$custom-light: #f3ffc1;
$custom-dark: #000000;

JSON

{
  "hex": "#ecffa6",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 166
  },
  "hsl": {
    "h": 72.809,
    "s": 100,
    "l": 82.549
  },
  "oklch": {
    "l": 0.96595,
    "c": 0.11376,
    "h": 118.4
  },
  "luminance": 0.92106
}

Semantic roles & 50–950 ramp

primary

#ECFFA6

secondary

#8065E4

accent

#00E631

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171812

muted

#858682

Preview Lab

Preview with #ECFFA6

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

Preview Lab → · Contrast checker → · Palette generator →