#FFFFF9#FFFFF9

#FFFFF9 is a very light, near-neutral yellow. Relative luminance 0.996; OKLCH L 99.8% C 0.008 H 106.5°. Best body text is #000000 at 20.92:1 contrast (WCAG AA passes).

Color values

HEX	#FFFFF9
RGB	rgb(255, 255, 249)
HSL	hsl(60, 100%, 99%)
HSV	hsv(60, 2%, 100%)
CMYK	cmyk(0%, 0%, 2.4%, 0%)
CIE-LAB	lab(99.85, -1.04, 2.86)
CIE-LCH	lch(99.85, 3.04, 109.95°)
OKLab	oklab(99.84% -0.0022 0.0076)
OKLCH	oklch(99.84% 0.008 106.5)
XYZ	xyz(94.0962, 99.6197, 103.8755)
Luminance	0.9962 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFFF9 #F9F9FF

analogous

#FFFCF9 #FFFFF9 #FCFFF9

triadic

#FFFFF9 #F9FFFF #FFF9FF

tetradic

#FFFFF9 #F9FFFC #F9F9FF #FFF9FC

square

#FFFFF9 #F9FFFC #F9F9FF #FFF9FC

split-complementary

#FFFFF9 #F9FCFF #FCF9FF

monochromatic

#FFFF7F #FFFFBC #FFFFE0 #FFFFE0 #FFFFE0

Accessibility & contrast

On white

1.00

#FFFFF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.92

#FFFFF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFFF9

20.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFFF9	#FFFFFF	#000000	##000000
##FFFFF9	1.00	1.00	20.92	20.92
#FFFFFF	1.00	1.00	21.00	21.00
#000000	20.92	21.00	1.00	1.00
##000000	20.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFFEF9

Deuteranopia (green-blind)

#FFFFF9

Tritanopia (blue-blind)

#FFFEFD

Achromatopsia (no color)

#FFFFFF

Design tokens & code

CSS

--color: #fffff9;
/* rgb */ color: rgb(255, 255, 249);
/* oklch */ color: oklch(99.8% 0.008 106.5);

Tailwind

colors: {
  custom: {
    50: '#fffffb',
    500: '#fffff9',
    950: '#000000',
  },
}

SCSS

$custom: #fffff9;
$custom-light: #fffffb;
$custom-dark: #000000;

JSON

{
  "hex": "#fffff9",
  "rgb": {
    "r": 255,
    "g": 255,
    "b": 249
  },
  "hsl": {
    "h": 60,
    "s": 100,
    "l": 98.824
  },
  "oklch": {
    "l": 0.99836,
    "c": 0.00788,
    "h": 106.5
  },
  "luminance": 0.9962
}

Semantic roles & 50–950 ramp

primary

#FFFFF9

secondary

#ACACF0

accent

#00E600

background

#FFFFFF

surface

#FFFFFF

border

#D7D7D7

text

#181817

muted

#868685

Preview Lab

Preview with #FFFFF9

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

Preview Lab → · Contrast checker → · Palette generator →