#EFFFB6#EFFFB6

#EFFFB6 is a very light, moderate yellow-green. Relative luminance 0.932; OKLCH L 97.1% C 0.095 H 118.2°. Best body text is #000000 at 19.65:1 contrast (WCAG AA passes).

Color values

HEX	#EFFFB6
RGB	rgb(239, 255, 182)
HSL	hsl(73, 100%, 86%)
HSV	hsv(73, 29%, 100%)
CMYK	cmyk(6.3%, 0%, 28.6%, 0%)
CIE-LAB	lab(97.33, -16.79, 33.23)
CIE-LCH	lch(97.33, 37.23, 116.81°)
OKLab	oklab(97.1% -0.0448 0.0833)
OKLCH	oklch(97.1% 0.095 118.2)
XYZ	xyz(79.7997, 93.2485, 58.0417)
Luminance	0.9325 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFFB6 #C6B6FF

analogous

#FFEAB6 #EFFFB6 #CAFFB6

triadic

#EFFFB6 #B6EFFF #FFB6EF

tetradic

#EFFFB6 #B6FFEA #C6B6FF #FFB6CA

square

#EFFFB6 #B6FFEA #C6B6FF #FFB6CA

split-complementary

#EFFFB6 #B6CAFF #EAB6FF

monochromatic

#D4FF3C #E2FF79 #EFFFB6 #F8FFE0 #F8FFE0

Accessibility & contrast

On white

1.07

#EFFFB6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.65

#EFFFB6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFFB6

19.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFFB6	#FFFFFF	#000000	##000000
##EFFFB6	1.00	1.07	19.65	19.65
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.65	21.00	1.00	1.00
##000000	19.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF7B1

Deuteranopia (green-blind)

#FFF8B9

Tritanopia (blue-blind)

#F6F7EC

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #efffb6;
/* rgb */ color: rgb(239, 255, 182);
/* oklch */ color: oklch(97.1% 0.095 118.2);

Tailwind

colors: {
  custom: {
    50: '#f5ffcc',
    500: '#efffb6',
    950: '#000000',
  },
}

SCSS

$custom: #efffb6;
$custom-light: #f5ffcc;
$custom-dark: #000000;

JSON

{
  "hex": "#efffb6",
  "rgb": {
    "r": 239,
    "g": 255,
    "b": 182
  },
  "hsl": {
    "h": 73.151,
    "s": 100,
    "l": 85.686
  },
  "oklch": {
    "l": 0.97101,
    "c": 0.09458,
    "h": 118.2
  },
  "luminance": 0.93248
}

Semantic roles & 50–950 ramp

primary

#EFFFB6

secondary

#8C73E6

accent

#00E632

background

#FFFFFE

surface

#FEFFFA

border

#D6D7D3

text

#171813

muted

#858683

Preview Lab

Preview with #EFFFB6

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

Preview Lab → · Contrast checker → · Palette generator →