#F6F663#F6F663

#F6F663 is a very light, vivid yellow. Relative luminance 0.864; OKLCH L 94.6% C 0.166 H 109.2°. Best body text is #000000 at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#F6F663
RGB	rgb(246, 246, 99)
HSL	hsl(60, 89%, 68%)
HSV	hsv(60, 60%, 96%)
CMYK	cmyk(0%, 0%, 59.8%, 3.5%)
CIE-LAB	lab(94.49, -17.89, 68.64)
CIE-LCH	lch(94.49, 70.94, 104.61°)
OKLab	oklab(94.63% -0.0546 0.1568)
OKLCH	oklch(94.63% 0.166 109.2)
XYZ	xyz(73.2161, 86.4072, 24.6234)
Luminance	0.8640 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F6F663 #6363F6

analogous

#F6AC63 #F6F663 #ACF663

triadic

#F6F663 #63F6F6 #F663F6

tetradic

#F6F663 #63F6AC #6363F6 #F663AC

square

#F6F663 #63F6AC #6363F6 #F663AC

split-complementary

#F6F663 #63ACF6 #AC63F6

monochromatic

#D2D20C #F3F329 #F6F663 #F9F99D #FDFDD7

Accessibility & contrast

On white

1.15

#F6F663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.28

#F6F663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F6F663

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F6F663	#FFFFFF	#000000	##000000
##F6F663	1.00	1.15	18.28	18.28
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.28	21.00	1.00	1.00
##000000	18.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC52

Deuteranopia (green-blind)

#FFF26C

Tritanopia (blue-blind)

#FFE8D7

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #f6f663;
/* rgb */ color: rgb(246, 246, 99);
/* oklch */ color: oklch(94.6% 0.166 109.2);

Tailwind

colors: {
  custom: {
    50: '#fcf895',
    500: '#f6f663',
    950: '#000000',
  },
}

SCSS

$custom: #f6f663;
$custom-light: #fcf895;
$custom-dark: #000000;

JSON

{
  "hex": "#f6f663",
  "rgb": {
    "r": 246,
    "g": 246,
    "b": 99
  },
  "hsl": {
    "h": 60,
    "s": 89.091,
    "l": 67.647
  },
  "oklch": {
    "l": 0.94629,
    "c": 0.16604,
    "h": 109.2
  },
  "luminance": 0.86405
}

Semantic roles & 50–950 ramp

primary

#F6F663

secondary

#3030CE

accent

#00E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F6F663

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

Preview Lab → · Contrast checker → · Palette generator →