#FCFFF9#FCFFF9

#FCFFF9 is a very light, near-neutral yellow-green. Relative luminance 0.991; OKLCH L 99.6% C 0.008 H 128.6°. Best body text is #000000 at 20.81:1 contrast (WCAG AA passes).

Color values

HEX	#FCFFF9
RGB	rgb(252, 255, 249)
HSL	hsl(90, 100%, 99%)
HSV	hsv(90, 2%, 100%)
CMYK	cmyk(1.2%, 0%, 2.4%, 0%)
CIE-LAB	lab(99.63, -2.03, 2.51)
CIE-LCH	lch(99.63, 3.23, 128.97°)
OKLab	oklab(99.61% -0.0053 0.0066)
OKLCH	oklch(99.61% 0.008 128.6)
XYZ	xyz(93.0009, 99.0549, 103.8242)
Luminance	0.9906 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FCFFF9 #FCF9FF

analogous

#FFFFF9 #FCFFF9 #F9FFF9

triadic

#FCFFF9 #F9FCFF #FFF9FC

tetradic

#FCFFF9 #F9FFFF #FCF9FF #FFF9F9

square

#FCFFF9 #F9FFFF #FCF9FF #FFF9F9

split-complementary

#FCFFF9 #F9F9FF #FFF9FF

monochromatic

#BFFF7F #DDFFBC #F0FFE0 #F0FFE0 #F0FFE0

Accessibility & contrast

On white

1.01

#FCFFF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.81

#FCFFF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FCFFF9

20.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FCFFF9	#FFFFFF	#000000	##000000
##FCFFF9	1.00	1.01	20.81	20.81
#FFFFFF	1.01	1.00	21.00	21.00
#000000	20.81	21.00	1.00	1.00
##000000	20.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFFEF9

Deuteranopia (green-blind)

#FFFEF9

Tritanopia (blue-blind)

#FCFEFD

Achromatopsia (no color)

#FEFEFE

Design tokens & code

CSS

--color: #fcfff9;
/* rgb */ color: rgb(252, 255, 249);
/* oklch */ color: oklch(99.6% 0.008 128.6);

Tailwind

colors: {
  custom: {
    50: '#fdfffb',
    500: '#fcfff9',
    950: '#000000',
  },
}

SCSS

$custom: #fcfff9;
$custom-light: #fdfffb;
$custom-dark: #000000;

JSON

{
  "hex": "#fcfff9",
  "rgb": {
    "r": 252,
    "g": 255,
    "b": 249
  },
  "hsl": {
    "h": 90,
    "s": 100,
    "l": 98.824
  },
  "oklch": {
    "l": 0.99609,
    "c": 0.00847,
    "h": 128.6
  },
  "luminance": 0.99055
}

Semantic roles & 50–950 ramp

primary

#FCFFF9

secondary

#CEACF0

accent

#00E673

background

#FFFFFF

surface

#FFFFFF

border

#D7D7D7

text

#171817

muted

#858685

Preview Lab

Preview with #FCFFF9

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

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