#EFFCD3#EFFCD3

#EFFCD3 is a very light, muted yellow-green. Relative luminance 0.927; OKLCH L 97.1% C 0.055 H 121.7°. Best body text is #000000 at 19.54:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCD3
RGB	rgb(239, 252, 211)
HSL	hsl(79, 87%, 91%)
HSV	hsv(79, 16%, 99%)
CMYK	cmyk(5.2%, 0%, 16.3%, 1.2%)
CIE-LAB	lab(97.10, -11.18, 18.23)
CIE-LCH	lch(97.10, 21.38, 121.52°)
OKLab	oklab(97.09% -0.029 0.0469)
OKLCH	oklch(97.09% 0.055 121.7)
XYZ	xyz(82.1633, 92.6747, 75.1749)
Luminance	0.9267 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCD3 #E0D3FC

analogous

#FCF4D3 #EFFCD3 #DAFCD3

triadic

#EFFCD3 #D3EFFC #FCD3EF

tetradic

#EFFCD3 #D3FCF4 #E0D3FC #FCD3DA

square

#EFFCD3 #D3FCF4 #E0D3FC #FCD3DA

split-complementary

#EFFCD3 #D3DAFC #F4D3FC

monochromatic

#C5F460 #DAF89A #EFFCD3 #F5FDE2 #F5FDE2

Accessibility & contrast

On white

1.07

#EFFCD3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.54

#EFFCD3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCD3

19.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCD3	#FFFFFF	#000000	##000000
##EFFCD3	1.00	1.07	19.54	19.54
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.54	21.00	1.00	1.00
##000000	19.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF7D1

Deuteranopia (green-blind)

#FFF7D5

Tritanopia (blue-blind)

#F3F8F0

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #effcd3;
/* rgb */ color: rgb(239, 252, 211);
/* oklch */ color: oklch(97.1% 0.055 121.7);

Tailwind

colors: {
  custom: {
    50: '#f4fde0',
    500: '#effcd3',
    950: '#000000',
  },
}

SCSS

$custom: #effcd3;
$custom-light: #f4fde0;
$custom-dark: #000000;

JSON

{
  "hex": "#effcd3",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 211
  },
  "hsl": {
    "h": 79.024,
    "s": 87.234,
    "l": 90.784
  },
  "oklch": {
    "l": 0.97093,
    "c": 0.05518,
    "h": 121.7
  },
  "luminance": 0.92675
}

Semantic roles & 50–950 ramp

primary

#EFFCD3

secondary

#AA8FE4

accent

#02E449

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#171715

muted

#858584

Preview Lab

Preview with #EFFCD3

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

Preview Lab → · Contrast checker → · Palette generator →