#F8FF91#F8FF91

#F8FF91 is a very light, vivid yellow. Relative luminance 0.935; OKLCH L 97.2% C 0.134 H 111.8°. Best body text is #000000 at 19.70:1 contrast (WCAG AA passes).

Color values

HEX	#F8FF91
RGB	rgb(248, 255, 145)
HSL	hsl(64, 100%, 78%)
HSV	hsv(64, 43%, 100%)
CMYK	cmyk(2.7%, 0%, 43.1%, 0%)
CIE-LAB	lab(97.44, -17.70, 51.58)
CIE-LCH	lch(97.44, 54.53, 108.94°)
OKLab	oklab(97.17% -0.0497 0.1242)
OKLCH	oklch(97.17% 0.134 111.8)
XYZ	xyz(79.5834, 93.5221, 40.6418)
Luminance	0.9352 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F8FF91 #9891FF

analogous

#FFCF91 #F8FF91 #C1FF91

triadic

#F8FF91 #91F8FF #FF91F8

tetradic

#F8FF91 #91FFCF #9891FF #FF91C1

square

#F8FF91 #91FFCF #9891FF #FF91C1

split-complementary

#F8FF91 #91C1FF #CF91FF

monochromatic

#F0FF17 #F4FF54 #F8FF91 #FCFFCE #FDFFE0

Accessibility & contrast

On white

1.07

#F8FF91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.70

#F8FF91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F8FF91

19.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F8FF91	#FFFFFF	#000000	##000000
##F8FF91	1.00	1.07	19.70	19.70
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.70	21.00	1.00	1.00
##000000	19.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF688

Deuteranopia (green-blind)

#FFF996

Tritanopia (blue-blind)

#FFF3E5

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #f8ff91;
/* rgb */ color: rgb(248, 255, 145);
/* oklch */ color: oklch(97.2% 0.134 111.8);

Tailwind

colors: {
  custom: {
    50: '#fcffb3',
    500: '#f8ff91',
    950: '#000000',
  },
}

SCSS

$custom: #f8ff91;
$custom-light: #fcffb3;
$custom-dark: #000000;

JSON

{
  "hex": "#f8ff91",
  "rgb": {
    "r": 248,
    "g": 255,
    "b": 145
  },
  "hsl": {
    "h": 63.818,
    "s": 100,
    "l": 78.431
  },
  "oklch": {
    "l": 0.97174,
    "c": 0.13375,
    "h": 111.8
  },
  "luminance": 0.93521
}

Semantic roles & 50–950 ramp

primary

#F8FF91

secondary

#5C53E1

accent

#00E60F

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#181711

muted

#868581

Preview Lab

Preview with #F8FF91

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

Preview Lab → · Contrast checker → · Palette generator →