#F3EF79#F3EF79

#F3EF79 is a very light, vivid yellow. Relative luminance 0.822; OKLCH L 93.2% C 0.140 H 107.1°. Best body text is #000000 at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#F3EF79
RGB	rgb(243, 239, 121)
HSL	hsl(58, 84%, 71%)
HSV	hsv(58, 50%, 95%)
CMYK	cmyk(0%, 1.6%, 50.2%, 4.7%)
CIE-LAB	lab(92.65, -14.05, 56.91)
CIE-LCH	lch(92.65, 58.62, 103.86°)
OKLab	oklab(93.18% -0.0412 0.1342)
OKLCH	oklch(93.18% 0.14 107.1)
XYZ	xyz(71.2816, 82.1701, 30.1910)
Luminance	0.8217 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EF79 #797DF3

analogous

#F3B279 #F3EF79 #BAF379

triadic

#F3EF79 #79F3EF #EF79F3

tetradic

#F3EF79 #79F3B2 #797DF3 #F379BA

square

#F3EF79 #79F3B2 #797DF3 #F379BA

split-complementary

#F3EF79 #79BAF3 #B279F3

monochromatic

#DED714 #EEE841 #F3EF79 #F8F6B1 #FCFCE3

Accessibility & contrast

On white

1.20

#F3EF79 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.43

#F3EF79 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EF79

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EF79	#FFFFFF	#000000	##000000
##F3EF79	1.00	1.20	17.43	17.43
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.43	21.00	1.00	1.00
##000000	17.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE76E

Deuteranopia (green-blind)

#FFEC7F

Tritanopia (blue-blind)

#FFE2D4

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #f3ef79;
/* rgb */ color: rgb(243, 239, 121);
/* oklch */ color: oklch(93.2% 0.140 107.1);

Tailwind

colors: {
  custom: {
    50: '#f9f4a2',
    500: '#f3ef79',
    950: '#000000',
  },
}

SCSS

$custom: #f3ef79;
$custom-light: #f9f4a2;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ef79",
  "rgb": {
    "r": 243,
    "g": 239,
    "b": 121
  },
  "hsl": {
    "h": 58.033,
    "s": 83.562,
    "l": 71.373
  },
  "oklch": {
    "l": 0.93176,
    "c": 0.14035,
    "h": 107.1
  },
  "luminance": 0.82168
}

Semantic roles & 50–950 ramp

primary

#F3EF79

secondary

#4347CE

accent

#0DE006

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F3EF79

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

Preview Lab → · Contrast checker → · Palette generator →