#EFFBCC#EFFBCC

#EFFBCC is a very light, moderate yellow-green. Relative luminance 0.917; OKLCH L 96.7% C 0.062 H 119.2°. Best body text is #000000 at 19.34:1 contrast (WCAG AA passes).

Color values

HEX	#EFFBCC
RGB	rgb(239, 251, 204)
HSL	hsl(75, 85%, 89%)
HSV	hsv(75, 19%, 98%)
CMYK	cmyk(4.8%, 0%, 18.7%, 1.6%)
CIE-LAB	lab(96.70, -11.75, 21.25)
CIE-LCH	lch(96.70, 24.28, 118.94°)
OKLab	oklab(96.73% -0.0304 0.0544)
OKLCH	oklch(96.73% 0.062 119.2)
XYZ	xyz(80.9917, 91.7049, 70.5491)
Luminance	0.9171 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFBCC #D8CCFB

analogous

#FBF0CC #EFFBCC #D8FBCC

triadic

#EFFBCC #CCEFFB #FBCCEF

tetradic

#EFFBCC #CCFBF0 #D8CCFB #FBCCD8

square

#EFFBCC #CCFBF0 #D8CCFB #FBCCD8

split-complementary

#EFFBCC #CCD8FB #F0CCFB

monochromatic

#CBF25B #DDF793 #EFFBCC #F6FDE3 #F6FDE3

Accessibility & contrast

On white

1.09

#EFFBCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.34

#EFFBCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFBCC

19.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFBCC	#FFFFFF	#000000	##000000
##EFFBCC	1.00	1.09	19.34	19.34
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.34	21.00	1.00	1.00
##000000	19.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5C9

Deuteranopia (green-blind)

#FFF6CE

Tritanopia (blue-blind)

#F4F6EE

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effbcc;
/* rgb */ color: rgb(239, 251, 204);
/* oklch */ color: oklch(96.7% 0.062 119.2);

Tailwind

colors: {
  custom: {
    50: '#f4fcdb',
    500: '#effbcc',
    950: '#000000',
  },
}

SCSS

$custom: #effbcc;
$custom-light: #f4fcdb;
$custom-dark: #000000;

JSON

{
  "hex": "#effbcc",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 204
  },
  "hsl": {
    "h": 75.319,
    "s": 85.455,
    "l": 89.216
  },
  "oklch": {
    "l": 0.96733,
    "c": 0.06237,
    "h": 119.2
  },
  "luminance": 0.91705
}

Semantic roles & 50–950 ramp

primary

#EFFBCC

secondary

#A08AE2

accent

#04E23C

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171715

muted

#858584

Preview Lab

Preview with #EFFBCC

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

Preview Lab → · Contrast checker → · Palette generator →