#EFFCC8#EFFCC8

#EFFCC8 is a very light, moderate yellow-green. Relative luminance 0.921; OKLCH L 96.8% C 0.069 H 119.1°. Best body text is #000000 at 19.43:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCC8
RGB	rgb(239, 252, 200)
HSL	hsl(75, 90%, 89%)
HSV	hsv(75, 21%, 99%)
CMYK	cmyk(5.2%, 0%, 20.6%, 1.2%)
CIE-LAB	lab(96.88, -12.83, 23.53)
CIE-LCH	lch(96.88, 26.80, 118.60°)
OKLab	oklab(96.85% -0.0334 0.0601)
OKLCH	oklch(96.85% 0.069 119.1)
XYZ	xyz(80.8313, 92.1419, 68.1592)
Luminance	0.9214 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCC8 #D5C8FC

analogous

#FCEFC8 #EFFCC8 #D5FCC8

triadic

#EFFCC8 #C8EFFC #FCC8EF

tetradic

#EFFCC8 #C8FCEF #D5C8FC #FCC8D5

square

#EFFCC8 #C8FCEF #D5C8FC #FCC8D5

split-complementary

#EFFCC8 #C8D5FC #EFC8FC

monochromatic

#CDF654 #DEF98E #EFFCC8 #F7FDE2 #F7FDE2

Accessibility & contrast

On white

1.08

#EFFCC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.43

#EFFCC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCC8

19.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCC8	#FFFFFF	#000000	##000000
##EFFCC8	1.00	1.08	19.43	19.43
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.43	21.00	1.00	1.00
##000000	19.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF6C5

Deuteranopia (green-blind)

#FFF6CA

Tritanopia (blue-blind)

#F4F6EE

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #effcc8;
/* rgb */ color: rgb(239, 252, 200);
/* oklch */ color: oklch(96.8% 0.069 119.1);

Tailwind

colors: {
  custom: {
    50: '#f4fdd9',
    500: '#effcc8',
    950: '#000000',
  },
}

SCSS

$custom: #effcc8;
$custom-light: #f4fdd9;
$custom-dark: #000000;

JSON

{
  "hex": "#effcc8",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 200
  },
  "hsl": {
    "h": 75,
    "s": 89.655,
    "l": 88.627
  },
  "oklch": {
    "l": 0.96849,
    "c": 0.06873,
    "h": 119.1
  },
  "luminance": 0.92142
}

Semantic roles & 50–950 ramp

primary

#EFFCC8

secondary

#9D85E3

accent

#00E639

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFCC8

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

Preview Lab → · Contrast checker → · Palette generator →