#F3EF73#F3EF73

#F3EF73 is a very light, vivid yellow. Relative luminance 0.820; OKLCH L 93.1% C 0.146 H 107.2°. Best body text is #000000 at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#F3EF73
RGB	rgb(243, 239, 115)
HSL	hsl(58, 84%, 70%)
HSV	hsv(58, 53%, 95%)
CMYK	cmyk(0%, 1.6%, 52.7%, 4.7%)
CIE-LAB	lab(92.59, -14.53, 59.56)
CIE-LCH	lch(92.59, 61.31, 103.71°)
OKLab	oklab(93.11% -0.0432 0.1393)
OKLCH	oklch(93.11% 0.146 107.2)
XYZ	xyz(70.9251, 82.0275, 28.3131)
Luminance	0.8203 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EF73 #7377F3

analogous

#F3AF73 #F3EF73 #B7F373

triadic

#F3EF73 #73F3EF #EF73F3

tetradic

#F3EF73 #73F3AF #7377F3 #F373B7

square

#F3EF73 #73F3AF #7377F3 #F373B7

split-complementary

#F3EF73 #73B7F3 #AF73F3

monochromatic

#D9D313 #EEE93B #F3EF73 #F8F5AB #FDFCE3

Accessibility & contrast

On white

1.21

#F3EF73 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.41

#F3EF73 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EF73

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EF73	#FFFFFF	#000000	##000000
##F3EF73	1.00	1.21	17.41	17.41
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.41	21.00	1.00	1.00
##000000	17.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE767

Deuteranopia (green-blind)

#FFEC79

Tritanopia (blue-blind)

#FFE2D3

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #f3ef73;
/* rgb */ color: rgb(243, 239, 115);
/* oklch */ color: oklch(93.1% 0.146 107.2);

Tailwind

colors: {
  custom: {
    50: '#f9f49f',
    500: '#f3ef73',
    950: '#000000',
  },
}

SCSS

$custom: #f3ef73;
$custom-light: #f9f49f;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ef73",
  "rgb": {
    "r": 243,
    "g": 239,
    "b": 115
  },
  "hsl": {
    "h": 58.125,
    "s": 84.211,
    "l": 70.196
  },
  "oklch": {
    "l": 0.93106,
    "c": 0.14589,
    "h": 107.2
  },
  "luminance": 0.82025
}

Semantic roles & 50–950 ramp

primary

#F3EF73

secondary

#3D42CD

accent

#0CE105

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170F

muted

#868580

Preview Lab

Preview with #F3EF73

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

Preview Lab → · Contrast checker → · Palette generator →