#EFFCBC#EFFCBC

#EFFCBC is a very light, moderate yellow-green. Relative luminance 0.916; OKLCH L 96.6% C 0.083 H 117.3°. Best body text is #000000 at 19.32:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCBC
RGB	rgb(239, 252, 188)
HSL	hsl(72, 91%, 86%)
HSV	hsv(72, 25%, 99%)
CMYK	cmyk(5.2%, 0%, 25.4%, 1.2%)
CIE-LAB	lab(96.66, -14.53, 29.31)
CIE-LCH	lch(96.66, 32.71, 116.37°)
OKLab	oklab(96.6% -0.0382 0.074)
OKLCH	oklch(96.6% 0.083 117.3)
XYZ	xyz(79.4835, 91.6028, 61.0610)
Luminance	0.9160 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCBC #C9BCFC

analogous

#FCE9BC #EFFCBC #CFFCBC

triadic

#EFFCBC #BCEFFC #FCBCEF

tetradic

#EFFCBC #BCFCE9 #C9BCFC #FCBCCF

square

#EFFCBC #BCFCE9 #C9BCFC #FCBCCF

split-complementary

#EFFCBC #BCCFFC #E9BCFC

monochromatic

#D3F747 #E1F981 #EFFCBC #F8FEE2 #F8FEE2

Accessibility & contrast

On white

1.09

#EFFCBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.32

#EFFCBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCBC

19.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCBC	#FFFFFF	#000000	##000000
##EFFCBC	1.00	1.09	19.32	19.32
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.32	21.00	1.00	1.00
##000000	19.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5B8

Deuteranopia (green-blind)

#FFF6BF

Tritanopia (blue-blind)

#F6F5EB

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effcbc;
/* rgb */ color: rgb(239, 252, 188);
/* oklch */ color: oklch(96.6% 0.083 117.3);

Tailwind

colors: {
  custom: {
    50: '#f4fdd0',
    500: '#effcbc',
    950: '#000000',
  },
}

SCSS

$custom: #effcbc;
$custom-light: #f4fdd0;
$custom-dark: #000000;

JSON

{
  "hex": "#effcbc",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 188
  },
  "hsl": {
    "h": 72.188,
    "s": 91.429,
    "l": 86.275
  },
  "oklch": {
    "l": 0.96602,
    "c": 0.08331,
    "h": 117.3
  },
  "luminance": 0.91602
}

Semantic roles & 50–950 ramp

primary

#EFFCBC

secondary

#8F7AE2

accent

#00E62F

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFCBC

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

Preview Lab → · Contrast checker → · Palette generator →