#F3F966#F3F966

#F3F966 is a very light, vivid yellow. Relative luminance 0.878; OKLCH L 95.0% C 0.167 H 111.4°. Best body text is #000000 at 18.55:1 contrast (WCAG AA passes).

Color values

HEX	#F3F966
RGB	rgb(243, 249, 102)
HSL	hsl(62, 92%, 69%)
HSV	hsv(62, 59%, 98%)
CMYK	cmyk(2.4%, 0%, 59%, 2.4%)
CIE-LAB	lab(95.06, -20.33, 67.97)
CIE-LCH	lch(95.06, 70.94, 106.65°)
OKLab	oklab(95.04% -0.061 0.1558)
OKLCH	oklch(95.04% 0.167 111.4)
XYZ	xyz(73.2381, 87.7670, 25.6505)
Luminance	0.8777 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F966 #6C66F9

analogous

#F9B666 #F3F966 #AAF966

triadic

#F3F966 #66F3F9 #F966F3

tetradic

#F3F966 #66F9B6 #6C66F9 #F966AA

square

#F3F966 #66F9B6 #6C66F9 #F966AA

split-complementary

#F3F966 #66AAF9 #B666F9

monochromatic

#D3DC09 #EEF72B #F3F966 #F8FBA1 #FCFEDC

Accessibility & contrast

On white

1.13

#F3F966 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.55

#F3F966 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F966

18.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F966	#FFFFFF	#000000	##000000
##F3F966	1.00	1.13	18.55	18.55
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.55	21.00	1.00	1.00
##000000	18.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF55

Deuteranopia (green-blind)

#FFF36F

Tritanopia (blue-blind)

#FFEBDA

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #f3f966;
/* rgb */ color: rgb(243, 249, 102);
/* oklch */ color: oklch(95.0% 0.167 111.4);

Tailwind

colors: {
  custom: {
    50: '#fafb97',
    500: '#f3f966',
    950: '#000000',
  },
}

SCSS

$custom: #f3f966;
$custom-light: #fafb97;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f966",
  "rgb": {
    "r": 243,
    "g": 249,
    "b": 102
  },
  "hsl": {
    "h": 62.449,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.95042,
    "c": 0.16734,
    "h": 111.4
  },
  "luminance": 0.87765
}

Semantic roles & 50–950 ramp

primary

#F3F966

secondary

#3730D3

accent

#00E609

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #F3F966

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

Preview Lab → · Contrast checker → · Palette generator →