#EFFFB2#EFFFB2

#EFFFB2 is a very light, moderate yellow-green. Relative luminance 0.931; OKLCH L 97.0% C 0.099 H 117.8°. Best body text is #000000 at 19.62:1 contrast (WCAG AA passes).

Color values

HEX	#EFFFB2
RGB	rgb(239, 255, 178)
HSL	hsl(72, 100%, 85%)
HSV	hsv(72, 30%, 100%)
CMYK	cmyk(6.3%, 0%, 30.2%, 0%)
CIE-LAB	lab(97.26, -17.31, 35.14)
CIE-LCH	lch(97.26, 39.17, 116.23°)
OKLab	oklab(97.03% -0.0463 0.0878)
OKLCH	oklch(97.03% 0.099 117.8)
XYZ	xyz(79.3922, 93.0855, 55.8957)
Luminance	0.9308 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFFB2 #C2B2FF

analogous

#FFE9B2 #EFFFB2 #C8FFB2

triadic

#EFFFB2 #B2EFFF #FFB2EF

tetradic

#EFFFB2 #B2FFE9 #C2B2FF #FFB2C8

square

#EFFFB2 #B2FFE9 #C2B2FF #FFB2C8

split-complementary

#EFFFB2 #B2C8FF #E9B2FF

monochromatic

#D6FF38 #E2FF75 #EFFFB2 #F9FFE0 #F9FFE0

Accessibility & contrast

On white

1.07

#EFFFB2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.62

#EFFFB2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFFB2

19.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFFB2	#FFFFFF	#000000	##000000
##EFFFB2	1.00	1.07	19.62	19.62
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.62	21.00	1.00	1.00
##000000	19.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF7AD

Deuteranopia (green-blind)

#FFF8B5

Tritanopia (blue-blind)

#F7F7EB

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #efffb2;
/* rgb */ color: rgb(239, 255, 178);
/* oklch */ color: oklch(97.0% 0.099 117.8);

Tailwind

colors: {
  custom: {
    50: '#f5ffc9',
    500: '#efffb2',
    950: '#000000',
  },
}

SCSS

$custom: #efffb2;
$custom-light: #f5ffc9;
$custom-dark: #000000;

JSON

{
  "hex": "#efffb2",
  "rgb": {
    "r": 239,
    "g": 255,
    "b": 178
  },
  "hsl": {
    "h": 72.468,
    "s": 100,
    "l": 84.902
  },
  "oklch": {
    "l": 0.97027,
    "c": 0.09926,
    "h": 117.8
  },
  "luminance": 0.93085
}

Semantic roles & 50–950 ramp

primary

#EFFFB2

secondary

#8870E6

accent

#00E630

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171813

muted

#858682

Preview Lab

Preview with #EFFFB2

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

Preview Lab → · Contrast checker → · Palette generator →