#EFFEC8#EFFEC8

#EFFEC8 is a very light, moderate yellow-green. Relative luminance 0.934; OKLCH L 97.3% C 0.072 H 120.4°. Best body text is #000000 at 19.68:1 contrast (WCAG AA passes).

Color values

HEX	#EFFEC8
RGB	rgb(239, 254, 200)
HSL	hsl(77, 96%, 89%)
HSV	hsv(77, 21%, 100%)
CMYK	cmyk(5.9%, 0%, 21.3%, 0.4%)
CIE-LAB	lab(97.39, -13.81, 24.24)
CIE-LCH	lch(97.39, 27.90, 119.67°)
OKLab	oklab(97.26% -0.0362 0.0618)
OKLCH	oklch(97.26% 0.072 120.4)
XYZ	xyz(81.4626, 93.4046, 68.3697)
Luminance	0.9340 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFEC8 #D7C8FE

analogous

#FEF2C8 #EFFEC8 #D4FEC8

triadic

#EFFEC8 #C8EFFE #FEC8EF

tetradic

#EFFEC8 #C8FEF2 #D7C8FE #FEC8D4

square

#EFFEC8 #C8FEF2 #D7C8FE #FEC8D4

split-complementary

#EFFEC8 #C8D4FE #F2C8FE

monochromatic

#CCFC50 #DEFD8C #EFFEC8 #F6FEE1 #F6FEE1

Accessibility & contrast

On white

1.07

#EFFEC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.68

#EFFEC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFEC8

19.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFEC8	#FFFFFF	#000000	##000000
##EFFEC8	1.00	1.07	19.68	19.68
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.68	21.00	1.00	1.00
##000000	19.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF8C5

Deuteranopia (green-blind)

#FFF8CA

Tritanopia (blue-blind)

#F4F8EF

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #effec8;
/* rgb */ color: rgb(239, 254, 200);
/* oklch */ color: oklch(97.3% 0.072 120.4);

Tailwind

colors: {
  custom: {
    50: '#f4fed9',
    500: '#effec8',
    950: '#000000',
  },
}

SCSS

$custom: #effec8;
$custom-light: #f4fed9;
$custom-dark: #000000;

JSON

{
  "hex": "#effec8",
  "rgb": {
    "r": 239,
    "g": 254,
    "b": 200
  },
  "hsl": {
    "h": 76.667,
    "s": 96.429,
    "l": 89.02
  },
  "oklch": {
    "l": 0.97257,
    "c": 0.07162,
    "h": 120.4
  },
  "luminance": 0.93404
}

Semantic roles & 50–950 ramp

primary

#EFFEC8

secondary

#9F83E7

accent

#00E640

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFEC8

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

Preview Lab → · Contrast checker → · Palette generator →