#EFFCBB#EFFCBB

#EFFCBB is a very light, moderate yellow-green. Relative luminance 0.916; OKLCH L 96.6% C 0.085 H 117.2°. Best body text is #000000 at 19.31:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCBB
RGB	rgb(239, 252, 187)
HSL	hsl(72, 92%, 86%)
HSV	hsv(72, 26%, 99%)
CMYK	cmyk(5.2%, 0%, 25.8%, 1.2%)
CIE-LAB	lab(96.64, -14.66, 29.79)
CIE-LCH	lch(96.64, 33.20, 116.21°)
OKLab	oklab(96.58% -0.0386 0.0752)
OKLCH	oklch(96.58% 0.085 117.2)
XYZ	xyz(79.3761, 91.5598, 60.4953)
Luminance	0.9156 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCBB #C8BBFC

analogous

#FCE8BB #EFFCBB #CEFCBB

triadic

#EFFCBB #BBEFFC #FCBBEF

tetradic

#EFFCBB #BBFCE8 #C8BBFC #FCBBCE

square

#EFFCBB #BBFCE8 #C8BBFC #FCBBCE

split-complementary

#EFFCBB #BBCEFC #E8BBFC

monochromatic

#D3F746 #E1F980 #EFFCBB #F8FEE2 #F8FEE2

Accessibility & contrast

On white

1.09

#EFFCBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.31

#EFFCBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCBB

19.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCBB	#FFFFFF	#000000	##000000
##EFFCBB	1.00	1.09	19.31	19.31
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.31	21.00	1.00	1.00
##000000	19.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5B7

Deuteranopia (green-blind)

#FFF6BE

Tritanopia (blue-blind)

#F6F5EB

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effcbb;
/* rgb */ color: rgb(239, 252, 187);
/* oklch */ color: oklch(96.6% 0.085 117.2);

Tailwind

colors: {
  custom: {
    50: '#f4fdcf',
    500: '#effcbb',
    950: '#000000',
  },
}

SCSS

$custom: #effcbb;
$custom-light: #f4fdcf;
$custom-dark: #000000;

JSON

{
  "hex": "#effcbb",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 187
  },
  "hsl": {
    "h": 72,
    "s": 91.549,
    "l": 86.078
  },
  "oklch": {
    "l": 0.96582,
    "c": 0.08451,
    "h": 117.2
  },
  "luminance": 0.91559
}

Semantic roles & 50–950 ramp

primary

#EFFCBB

secondary

#8E79E2

accent

#00E62E

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFCBB

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

Preview Lab → · Contrast checker → · Palette generator →