#F8F663#F8F663

#F8F663 is a very light, vivid yellow. Relative luminance 0.868; OKLCH L 94.8% C 0.166 H 108.4°. Best body text is #000000 at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#F8F663
RGB	rgb(248, 246, 99)
HSL	hsl(59, 91%, 68%)
HSV	hsv(59, 60%, 97%)
CMYK	cmyk(0%, 0.8%, 60.1%, 2.7%)
CIE-LAB	lab(94.64, -17.09, 68.86)
CIE-LCH	lch(94.64, 70.94, 103.94°)
OKLab	oklab(94.79% -0.0524 0.1572)
OKLCH	oklch(94.79% 0.166 108.4)
XYZ	xyz(73.9216, 86.7710, 24.6565)
Luminance	0.8677 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F8F663 #6365F8

analogous

#F8AC63 #F8F663 #AFF863

triadic

#F8F663 #63F8F6 #F663F8

tetradic

#F8F663 #63F8AC #6365F8 #F863AF

square

#F8F663 #63F8AC #6365F8 #F863AF

split-complementary

#F8F663 #63AFF8 #AC63F8

monochromatic

#D7D40A #F5F328 #F8F663 #FBF99E #FDFDD8

Accessibility & contrast

On white

1.14

#F8F663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.35

#F8F663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F8F663

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F8F663	#FFFFFF	#000000	##000000
##F8F663	1.00	1.14	18.35	18.35
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.35	21.00	1.00	1.00
##000000	18.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED51

Deuteranopia (green-blind)

#FFF26C

Tritanopia (blue-blind)

#FFE7D7

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #f8f663;
/* rgb */ color: rgb(248, 246, 99);
/* oklch */ color: oklch(94.8% 0.166 108.4);

Tailwind

colors: {
  custom: {
    50: '#fef895',
    500: '#f8f663',
    950: '#000000',
  },
}

SCSS

$custom: #f8f663;
$custom-light: #fef895;
$custom-dark: #000000;

JSON

{
  "hex": "#f8f663",
  "rgb": {
    "r": 248,
    "g": 246,
    "b": 99
  },
  "hsl": {
    "h": 59.195,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.9479,
    "c": 0.16573,
    "h": 108.4
  },
  "luminance": 0.86769
}

Semantic roles & 50–950 ramp

primary

#F8F663

secondary

#2E30D1

accent

#03E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F8F663

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

Preview Lab → · Contrast checker → · Palette generator →