#F3FA54#F3FA54

#F3FA54 is a very light, vivid yellow. Relative luminance 0.881; OKLCH L 95.1% C 0.181 H 111.7°. Best body text is #000000 at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#F3FA54
RGB	rgb(243, 250, 84)
HSL	hsl(63, 94%, 65%)
HSV	hsv(63, 66%, 98%)
CMYK	cmyk(2.8%, 0%, 66.4%, 2%)
CIE-LAB	lab(95.19, -21.89, 75.15)
CIE-LCH	lch(95.19, 78.27, 106.24°)
OKLab	oklab(95.1% -0.0672 0.1685)
OKLCH	oklch(95.1% 0.181 111.7)
XYZ	xyz(72.7502, 88.0677, 21.5523)
Luminance	0.8807 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FA54 #5B54FA

analogous

#FAAE54 #F3FA54 #A0FA54

triadic

#F3FA54 #54F3FA #FA54F3

tetradic

#F3FA54 #54FAAE #5B54FA #FA54A0

square

#F3FA54 #54FAAE #5B54FA #FA54A0

split-complementary

#F3FA54 #54A0FA #AE54FA

monochromatic

#C5CE06 #EFF819 #F3FA54 #F7FC8F #FBFDCB

Accessibility & contrast

On white

1.13

#F3FA54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.61

#F3FA54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FA54

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FA54	#FFFFFF	#000000	##000000
##F3FA54	1.00	1.13	18.61	18.61
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.61	21.00	1.00	1.00
##000000	18.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF3B

Deuteranopia (green-blind)

#FFF360

Tritanopia (blue-blind)

#FFEBD9

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #f3fa54;
/* rgb */ color: rgb(243, 250, 84);
/* oklch */ color: oklch(95.1% 0.181 111.7);

Tailwind

colors: {
  custom: {
    50: '#fbfb8d',
    500: '#f3fa54',
    950: '#000000',
  },
}

SCSS

$custom: #f3fa54;
$custom-light: #fbfb8d;
$custom-dark: #000000;

JSON

{
  "hex": "#f3fa54",
  "rgb": {
    "r": 243,
    "g": 250,
    "b": 84
  },
  "hsl": {
    "h": 62.53,
    "s": 94.318,
    "l": 65.49
  },
  "oklch": {
    "l": 0.951,
    "c": 0.18136,
    "h": 111.7
  },
  "luminance": 0.88066
}

Semantic roles & 50–950 ramp

primary

#F3FA54

secondary

#3029C9

accent

#00E60A

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3FA54

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

Preview Lab → · Contrast checker → · Palette generator →