#ECFF9E#ECFF9E

#ECFF9E is a very light, vivid yellow-green. Relative luminance 0.918; OKLCH L 96.5% C 0.123 H 117.8°. Best body text is #000000 at 19.36:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF9E
RGB	rgb(236, 255, 158)
HSL	hsl(72, 100%, 81%)
HSV	hsv(72, 38%, 100%)
CMYK	cmyk(7.5%, 0%, 38%, 0%)
CIE-LAB	lab(96.75, -20.83, 44.29)
CIE-LCH	lch(96.75, 48.94, 115.20°)
OKLab	oklab(96.46% -0.0572 0.1084)
OKLCH	oklch(96.46% 0.123 117.8)
XYZ	xyz(76.5238, 91.8220, 46.0332)
Luminance	0.9182 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF9E #B19EFF

analogous

#FFE29E #ECFF9E #BBFF9E

triadic

#ECFF9E #9EECFF #FF9EEC

tetradic

#ECFF9E #9EFFE2 #B19EFF #FF9EBB

square

#ECFF9E #9EFFE2 #B19EFF #FF9EBB

split-complementary

#ECFF9E #9EBBFF #E29EFF

monochromatic

#D4FF24 #E0FF61 #ECFF9E #F8FFDB #F9FFE0

Accessibility & contrast

On white

1.08

#ECFF9E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.36

#ECFF9E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF9E

19.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF9E	#FFFFFF	#000000	##000000
##ECFF9E	1.00	1.08	19.36	19.36
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.36	21.00	1.00	1.00
##000000	19.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF597

Deuteranopia (green-blind)

#FFF6A3

Tritanopia (blue-blind)

#F5F5E7

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #ecff9e;
/* rgb */ color: rgb(236, 255, 158);
/* oklch */ color: oklch(96.5% 0.123 117.8);

Tailwind

colors: {
  custom: {
    50: '#f3ffbc',
    500: '#ecff9e',
    950: '#000000',
  },
}

SCSS

$custom: #ecff9e;
$custom-light: #f3ffbc;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff9e",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 158
  },
  "hsl": {
    "h": 71.753,
    "s": 100,
    "l": 80.98
  },
  "oklch": {
    "l": 0.96464,
    "c": 0.1226,
    "h": 117.8
  },
  "luminance": 0.91821
}

Semantic roles & 50–950 ramp

primary

#ECFF9E

secondary

#785FE3

accent

#00E62D

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171812

muted

#858682

Preview Lab

Preview with #ECFF9E

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

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