#FEFFFB#FEFFFB

#FEFFFB is a very light, near-neutral yellow-green. Relative luminance 0.996; OKLCH L 99.8% C 0.005 H 117.9°. Best body text is #000000 at 20.91:1 contrast (WCAG AA passes).

Color values

HEX	#FEFFFB
RGB	rgb(254, 255, 251)
HSL	hsl(75, 100%, 99%)
HSV	hsv(75, 2%, 100%)
CMYK	cmyk(0.4%, 0%, 1.6%, 0%)
CIE-LAB	lab(99.83, -1.03, 1.79)
CIE-LCH	lch(99.83, 2.06, 119.81°)
OKLab	oklab(99.81% -0.0025 0.0047)
OKLCH	oklch(99.81% 0.005 117.9)
XYZ	xyz(94.0428, 99.5559, 105.5099)
Luminance	0.9956 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEFFFB #FCFBFF

analogous

#FFFEFB #FEFFFB #FCFFFB

triadic

#FEFFFB #FBFEFF #FFFBFE

tetradic

#FEFFFB #FBFFFE #FCFBFF #FFFBFC

square

#FEFFFB #FBFFFE #FCFBFF #FFFBFC

split-complementary

#FEFFFB #FBFCFF #FEFBFF

monochromatic

#DFFF81 #EFFFBE #F7FFE0 #F7FFE0 #F7FFE0

Accessibility & contrast

On white

1.00

#FEFFFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.91

#FEFFFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEFFFB

20.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEFFFB	#FFFFFF	#000000	##000000
##FEFFFB	1.00	1.00	20.91	20.91
#FFFFFF	1.00	1.00	21.00	21.00
#000000	20.91	21.00	1.00	1.00
##000000	20.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFFEFB

Deuteranopia (green-blind)

#FFFFFB

Tritanopia (blue-blind)

#FEFEFE

Achromatopsia (no color)

#FFFFFF

Design tokens & code

CSS

--color: #fefffb;
/* rgb */ color: rgb(254, 255, 251);
/* oklch */ color: oklch(99.8% 0.005 117.9);

Tailwind

colors: {
  custom: {
    50: '#fefffc',
    500: '#fefffb',
    950: '#000000',
  },
}

SCSS

$custom: #fefffb;
$custom-light: #fefffc;
$custom-dark: #000000;

JSON

{
  "hex": "#fefffb",
  "rgb": {
    "r": 254,
    "g": 255,
    "b": 251
  },
  "hsl": {
    "h": 75,
    "s": 100,
    "l": 99.216
  },
  "oklch": {
    "l": 0.99814,
    "c": 0.00535,
    "h": 117.9
  },
  "luminance": 0.99556
}

Semantic roles & 50–950 ramp

primary

#FEFFFB

secondary

#BEAEF1

accent

#00E639

background

#FFFFFF

surface

#FFFFFF

border

#D7D7D7

text

#171817

muted

#858685

Preview Lab

Preview with #FEFFFB

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

Preview Lab → · Contrast checker → · Palette generator →