#FFFFEF#FFFFEF

#FFFFEF is a very light, muted yellow. Relative luminance 0.990; OKLCH L 99.6% C 0.021 H 106.8°. Best body text is #000000 at 20.80:1 contrast (WCAG AA passes).

Color values

HEX	#FFFFEF
RGB	rgb(255, 255, 239)
HSL	hsl(60, 100%, 97%)
HSV	hsv(60, 6%, 100%)
CMYK	cmyk(0%, 0%, 6.3%, 0%)
CIE-LAB	lab(99.62, -2.72, 7.64)
CIE-LCH	lch(99.62, 8.11, 109.57°)
OKLab	oklab(99.57% -0.006 0.02)
OKLCH	oklch(99.57% 0.021 106.8)
XYZ	xyz(92.5778, 99.0123, 95.8788)
Luminance	0.9901 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFFEF #EFEFFF

analogous

#FFF7EF #FFFFEF #F7FFEF

triadic

#FFFFEF #EFFFFF #FFEFFF

tetradic

#FFFFEF #EFFFF7 #EFEFFF #FFEFF7

square

#FFFFEF #EFFFF7 #EFEFFF #FFEFF7

split-complementary

#FFFFEF #EFF7FF #F7EFFF

monochromatic

#FFFF75 #FFFFB2 #FFFFE0 #FFFFE0 #FFFFE0

Accessibility & contrast

On white

1.01

#FFFFEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.80

#FFFFEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFFEF

20.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFFEF	#FFFFFF	#000000	##000000
##FFFFEF	1.00	1.01	20.80	20.80
#FFFFFF	1.01	1.00	21.00	21.00
#000000	20.80	21.00	1.00	1.00
##000000	20.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFFDEE

Deuteranopia (green-blind)

#FFFEF0

Tritanopia (blue-blind)

#FFFDFA

Achromatopsia (no color)

#FEFEFE

Design tokens & code

CSS

--color: #ffffef;
/* rgb */ color: rgb(255, 255, 239);
/* oklch */ color: oklch(99.6% 0.021 106.8);

Tailwind

colors: {
  custom: {
    50: '#fffff4',
    500: '#ffffef',
    950: '#000000',
  },
}

SCSS

$custom: #ffffef;
$custom-light: #fffff4;
$custom-dark: #000000;

JSON

{
  "hex": "#ffffef",
  "rgb": {
    "r": 255,
    "g": 255,
    "b": 239
  },
  "hsl": {
    "h": 60,
    "s": 100,
    "l": 96.863
  },
  "oklch": {
    "l": 0.99572,
    "c": 0.02092,
    "h": 106.8
  },
  "luminance": 0.99012
}

Semantic roles & 50–950 ramp

primary

#FFFFEF

secondary

#A3A3EF

accent

#00E600

background

#FFFFFF

surface

#FFFFFE

border

#D7D7D6

text

#181817

muted

#868685

Preview Lab

Preview with #FFFFEF

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

Preview Lab → · Contrast checker → · Palette generator →