#EFFFC7#EFFFC7

#EFFFC7 is a very light, moderate yellow-green. Relative luminance 0.940; OKLCH L 97.4% C 0.074 H 120.7°. Best body text is #000000 at 19.80:1 contrast (WCAG AA passes).

Color values

HEX	#EFFFC7
RGB	rgb(239, 255, 199)
HSL	hsl(77, 100%, 89%)
HSV	hsv(77, 22%, 100%)
CMYK	cmyk(6.3%, 0%, 22%, 0%)
CIE-LAB	lab(97.63, -14.45, 25.07)
CIE-LCH	lch(97.63, 28.94, 119.95°)
OKLab	oklab(97.44% -0.038 0.0638)
OKLCH	oklch(97.44% 0.074 120.7)
XYZ	xyz(81.6643, 93.9943, 67.8622)
Luminance	0.9399 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFFC7 #D7C7FF

analogous

#FFF3C7 #EFFFC7 #D3FFC7

triadic

#EFFFC7 #C7EFFF #FFC7EF

tetradic

#EFFFC7 #C7FFF3 #D7C7FF #FFC7D3

square

#EFFFC7 #C7FFF3 #D7C7FF #FFC7D3

split-complementary

#EFFFC7 #C7D3FF #F3C7FF

monochromatic

#CCFF4D #DEFF8A #EFFFC7 #F6FFE0 #F6FFE0

Accessibility & contrast

On white

1.06

#EFFFC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.80

#EFFFC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFFC7

19.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFFC7	#FFFFFF	#000000	##000000
##EFFFC7	1.00	1.06	19.80	19.80
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.80	21.00	1.00	1.00
##000000	19.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF8C4

Deuteranopia (green-blind)

#FFF8C9

Tritanopia (blue-blind)

#F4F9F0

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #efffc7;
/* rgb */ color: rgb(239, 255, 199);
/* oklch */ color: oklch(97.4% 0.074 120.7);

Tailwind

colors: {
  custom: {
    50: '#f4ffd8',
    500: '#efffc7',
    950: '#000000',
  },
}

SCSS

$custom: #efffc7;
$custom-light: #f4ffd8;
$custom-dark: #000000;

JSON

{
  "hex": "#efffc7",
  "rgb": {
    "r": 239,
    "g": 255,
    "b": 199
  },
  "hsl": {
    "h": 77.143,
    "s": 100,
    "l": 89.02
  },
  "oklch": {
    "l": 0.9744,
    "c": 0.07428,
    "h": 120.7
  },
  "luminance": 0.93994
}

Semantic roles & 50–950 ramp

primary

#EFFFC7

secondary

#9F81E9

accent

#00E642

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171814

muted

#858683

Preview Lab

Preview with #EFFFC7

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

Preview Lab → · Contrast checker → · Palette generator →